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-   -   Measuring liquid level in a distant tank (https://www.diybanter.com/uk-diy/395252-measuring-liquid-level-distant-tank.html)

David June 7th 16 02:58 PM

Measuring liquid level in a distant tank
 
On Tue, 07 Jun 2016 14:46:59 +0100, jim wrote:

Isuppose an oil watchman type thing would do the job but they're
£60 minimum, and I don't need wireless comms, would prefer "off"
until "on for level check" to save power/batts.

The 6ft tall c.1200 litre tank is the other side of a wall from
where the gauge reading c/would be done, and it contains water.

Essentially I want to know when the tank is being over depleted.
It should refill constantly but if there's a supply issue, measuring
(even roughly) the level in the tank is the easiest way to detect that
issue and deal with it promptly before the tank is emptied.

Being able to check that it is full in the morning /last thing
would be sufficient I suppose...

Any ideas anyone?

TIA



Is running a small pipe through the wall then vertical clear pipe up the
wall too simple?

Main problem would be periods of sub zero temperatures.

Cheers


Dave R


--
Windows 8.1 on PCSpecialist box

The Other Mike[_3_] June 7th 16 03:11 PM

Measuring liquid level in a distant tank
 
On Tue, 7 Jun 2016 14:46:59 +0100 (GMT+01:00), jim k wrote:

Isuppose an oil watchman type thing would do the job but they're
£60 minimum, and I don't need wireless comms, would prefer "off"
until "on for level check" to save power/batts.

The 6ft tall c.1200 litre tank is the other side of a wall from
where the gauge reading c/would be done, and it contains
water.

Essentially I want to know when the tank is being over depleted.
It should refill constantly but if there's a supply issue,
measuring (even roughly) the level in the tank is the easiest way
to detect that issue and deal with it promptly before the tank is
emptied.

Being able to check that it is full in the morning /last thing
would be sufficient I suppose...

Any ideas anyone?


http://uk.farnell.com/triton-control...ble/dp/7064263
http://uk.farnell.com/triton-control...713-pd-r2-acce
http://www.farnell.com/datasheets/316999.pdf
http://www.farnell.com/datasheets/34724.pdf

One small hole in the top of the tank, sealed by a suitable gland, any power
supply from a couple of AA's to mains and a suitable lamp / led

Easily adjustable trigger point level in a matter of seconds. Will work
'forever'

--

Jim June 7th 16 03:17 PM

Measuring liquid level in a distant tank
 
Isuppose an oil watchman type thing would do the job but they're
£60 minimum, and I don't need wireless comms, would prefer "off"
until "on for level check" to save power/batts.

The 6ft tall c.1200 litre tank is the other side of a wall from
where the gauge reading c/would be done, and it contains
water.

Essentially I want to know when the tank is being over depleted.
It should refill constantly but if there's a supply issue,
measuring (even roughly) the level in the tank is the easiest way
to detect that issue and deal with it promptly before the tank is
emptied.

Being able to check that it is full in the morning /last thing
would be sufficient I suppose...

Any ideas anyone?

TIA
--
Jim K


----Android NewsGroup Reader----
http://usenet.sinaapp.com/

The Other Mike[_3_] June 7th 16 03:59 PM

Measuring liquid level in a distant tank
 
On Tue, 7 Jun 2016 15:33:37 +0100 (GMT+01:00), jim k wrote:

Mmm thanks Mike, if I read the bumf right the float just dangles
by the cable from the roof of the tank?
The weight pulls the cable down and the position of the float
relative to the weight turns the switch on/off?


Yes, that's more or less it:)

The key thing is no need for electronics, no holes below the level of the fluid
/ in the wall of the tank, no pivots to seize up, a switch that will easily last
a few hundred thousand operations and everything is sealed. It's a fit and
forget solution.
--

Jim June 7th 16 04:17 PM

Measuring liquid level in a distant tank
 
The Other Mike Wrote in message:
On Tue, 7 Jun 2016 14:46:59 +0100 (GMT+01:00), jim k wrote:

Isuppose an oil watchman type thing would do the job but they're
£60 minimum, and I don't need wireless comms, would prefer "off"
until "on for level check" to save power/batts.

The 6ft tall c.1200 litre tank is the other side of a wall from
where the gauge reading c/would be done, and it contains
water.

Essentially I want to know when the tank is being over depleted.
It should refill constantly but if there's a supply issue,
measuring (even roughly) the level in the tank is the easiest way
to detect that issue and deal with it promptly before the tank is
emptied.

Being able to check that it is full in the morning /last thing
would be sufficient I suppose...

Any ideas anyone?


http://uk.farnell.com/triton-control...ble/dp/7064263
http://uk.farnell.com/triton-control...713-pd-r2-acce
http://www.farnell.com/datasheets/316999.pdf
http://www.farnell.com/datasheets/34724.pdf

One small hole in the top of the tank, sealed by a suitable gland, any power
supply from a couple of AA's to mains and a suitable lamp / led

Easily adjustable trigger point level in a matter of seconds. Will work
'forever'


Mmm thanks Mike, if I read the bumf right the float just dangles
by the cable from the roof of the tank?
The weight pulls the cable down and the position of the float
relative to the weight turns the switch on/off?

--
Jim K


----Android NewsGroup Reader----
http://usenet.sinaapp.com/

Jim June 7th 16 04:17 PM

Measuring liquid level in a distant tank
 
David Wrote in message:
On Tue, 07 Jun 2016 14:46:59 +0100, jim wrote:

Isuppose an oil watchman type thing would do the job but they're
£60 minimum, and I don't need wireless comms, would prefer "off"
until "on for level check" to save power/batts.

The 6ft tall c.1200 litre tank is the other side of a wall from
where the gauge reading c/would be done, and it contains water.

Essentially I want to know when the tank is being over depleted.
It should refill constantly but if there's a supply issue, measuring
(even roughly) the level in the tank is the easiest way to detect that
issue and deal with it promptly before the tank is emptied.

Being able to check that it is full in the morning /last thing
would be sufficient I suppose...

Any ideas anyone?

TIA



Is running a small pipe through the wall then vertical clear pipe up the
wall too simple?

Main problem would be periods of sub zero temperatures.

Cheers


Dave R


Hi Dave, Mmm that's probably the simplest but I think also the
fewer holes in the tank the better :-)

--
Jim K


----Android NewsGroup Reader----
http://usenet.sinaapp.com/

The Natural Philosopher[_2_] June 7th 16 04:40 PM

Measuring liquid level in a distant tank
 
On 07/06/16 14:46, jim wrote:
I
suppose an oil watchman type thing would do the job but they're
£60 minimum, and I don't need wireless comms, would prefer "off"
until "on for level check" to save power/batts.

The 6ft tall c.1200 litre tank is the other side of a wall from
where the gauge reading c/would be done, and it contains
water.

Essentially I want to know when the tank is being over depleted.
It should refill constantly but if there's a supply issue,
measuring (even roughly) the level in the tank is the easiest way
to detect that issue and deal with it promptly before the tank is
emptied.

Being able to check that it is full in the morning /last thing
would be sufficient I suppose...

Any ideas anyone?

transparent plastic pipe through a hole in that wall?

i.e remote sight glass.


TIA



--
Truth welcomes investigation because truth knows investigation will lead
to converts. It is deception that uses all the other techniques.

Dave Liquorice[_2_] June 7th 16 04:51 PM

Measuring liquid level in a distant tank
 
On Tue, 7 Jun 2016 15:50:38 +0100 (GMT+01:00), jim wrote:

Is running a small pipe through the wall then vertical clear pipe

up
the wall too simple?


I like that as well, KISS.

Main problem would be periods of sub zero temperatures.


But hadn't thought of that one...

Mmm that's probably the simplest but I think also the fewer holes in the
tank the better :-)


Doesn't need another hole in the tank, just T into the outlet pipe?

Freezing would be a problem, the float switch is also pretty KISS,
until ice forms on the surface of the water but that won't happen as
much as a small bore pipe freezing.

--
Cheers
Dave.




Jim June 7th 16 06:17 PM

Measuring liquid level in a distant tank
 
"Dave Liquorice" Wrote in message:
On Tue, 7 Jun 2016 15:50:38 +0100 (GMT+01:00), jim wrote:

Is running a small pipe through the wall then vertical clear pipe

up
the wall too simple?


I like that as well, KISS.

Main problem would be periods of sub zero temperatures.


But hadn't thought of that one...

Mmm that's probably the simplest but I think also the fewer holes in the
tank the better :-)


Doesn't need another hole in the tank, just T into the outlet pipe?


Mmm the tank outlet is 1" pipe too...

Freezing shouldn't be an issue as it's all inside.

I think Mike's float valve idea is ahead so far, I found a better
pdf about the triton unit and it seems it can indicate 2 states
(with suitable wiring and leds maybe? It should last a long time
on batteries?) depending on the angle of the float within the
tank, and the position of the weight relative to the float and
"top water level" I think :-D

Some buggering about maybe but could be a neat setup...

--
Jim K


----Android NewsGroup Reader----
http://usenet.sinaapp.com/

ARW June 7th 16 07:16 PM

Measuring liquid level in a distant tank
 
"jim" k wrote in message
o.uk...
"Dave Liquorice" Wrote in message:
On Tue, 7 Jun 2016 15:50:38 +0100 (GMT+01:00), jim wrote:

Is running a small pipe through the wall then vertical clear pipe

up
the wall too simple?


I like that as well, KISS.

Main problem would be periods of sub zero temperatures.


But hadn't thought of that one...

Mmm that's probably the simplest but I think also the fewer holes in the
tank the better :-)


Doesn't need another hole in the tank, just T into the outlet pipe?


Mmm the tank outlet is 1" pipe too...

Freezing shouldn't be an issue as it's all inside.

I think Mike's float valve idea is ahead so far, I found a better
pdf about the triton unit and it seems it can indicate 2 states
(with suitable wiring and leds maybe? It should last a long time
on batteries?) depending on the angle of the float within the
tank, and the position of the weight relative to the float and
"top water level" I think :-D

Some buggering about maybe but could be a neat setup...


You could do it cheaper with two SP vertical float switches (note that they
are not float valves not switches - float valves let or stop water entering
a tank) fastened to a stick (say a piece of left over rigid plasic pipe).

eg one of Hong Kongs finest :-)

http://www.ebay.co.uk/itm/SP/172215750390?

If you are not in a rush for delivery.

But it gives you an idea of what to google for if you want a cheaper option.

--
Adam


ARW June 7th 16 08:15 PM

Measuring liquid level in a distant tank
 
"jim" k wrote in message
o.uk...
"ARW" Wrote in message:
"jim" k wrote in message
o.uk...
"Dave Liquorice" Wrote in message:
On Tue, 7 Jun 2016 15:50:38 +0100 (GMT+01:00), jim wrote:

Is running a small pipe through the wall then vertical clear pipe
up
the wall too simple?

I like that as well, KISS.

Main problem would be periods of sub zero temperatures.

But hadn't thought of that one...

Mmm that's probably the simplest but I think also the fewer holes in
the
tank the better :-)

Doesn't need another hole in the tank, just T into the outlet pipe?

Mmm the tank outlet is 1" pipe too...

Freezing shouldn't be an issue as it's all inside.

I think Mike's float valve idea is ahead so far, I found a better
pdf about the triton unit and it seems it can indicate 2 states
(with suitable wiring and leds maybe? It should last a long time
on batteries?) depending on the angle of the float within the
tank, and the position of the weight relative to the float and
"top water level" I think :-D

Some buggering about maybe but could be a neat setup...


You could do it cheaper with two SP vertical float switches (note that
they
are not float valves not switches - float valves let or stop water
entering
a tank)


Yes you're correct :-) oops!


fastened to a stick (say a piece of left over rigid plasic pipe).

eg one of Hong Kongs finest :-)

http://www.ebay.co.uk/itm/SP/172215750390?


That's a horizontal one but I get the idea I think...


If you are not in a rush for delivery.

But it gives you an idea of what to google for if you want a cheaper
option.


Two vertical float switches on a stick would suggest at least one
(the lower one) would be totally submerged in the tank? Are they
upto that? On the eBay link they seem to have a threaded "panel
mounting" end to them where the wires emerge?


I'll have another look.



--
Adam


Jim June 7th 16 08:17 PM

Measuring liquid level in a distant tank
 
"ARW" Wrote in message:
"jim" k wrote in message
o.uk...
"Dave Liquorice" Wrote in message:
On Tue, 7 Jun 2016 15:50:38 +0100 (GMT+01:00), jim wrote:

Is running a small pipe through the wall then vertical clear pipe
up
the wall too simple?

I like that as well, KISS.

Main problem would be periods of sub zero temperatures.

But hadn't thought of that one...

Mmm that's probably the simplest but I think also the fewer holes in the
tank the better :-)

Doesn't need another hole in the tank, just T into the outlet pipe?


Mmm the tank outlet is 1" pipe too...

Freezing shouldn't be an issue as it's all inside.

I think Mike's float valve idea is ahead so far, I found a better
pdf about the triton unit and it seems it can indicate 2 states
(with suitable wiring and leds maybe? It should last a long time
on batteries?) depending on the angle of the float within the
tank, and the position of the weight relative to the float and
"top water level" I think :-D

Some buggering about maybe but could be a neat setup...


You could do it cheaper with two SP vertical float switches (note that they
are not float valves not switches - float valves let or stop water entering
a tank)


Yes you're correct :-) oops!


fastened to a stick (say a piece of left over rigid plasic pipe).

eg one of Hong Kongs finest :-)

http://www.ebay.co.uk/itm/SP/172215750390?


That's a horizontal one but I get the idea I think...


If you are not in a rush for delivery.

But it gives you an idea of what to google for if you want a cheaper option.


Two vertical float switches on a stick would suggest at least one
(the lower one) would be totally submerged in the tank? Are they
upto that? On the eBay link they seem to have a threaded "panel
mounting" end to them where the wires emerge?

However I just seen they can be longer and have 2 switches, lower
and upper....
500 mm might work but the water level in the tank doesn?t get as
close to top of the tank (and so mounting point) as the top float
switch in the ones I've seen so far...

Thanks though Adam, I'll look further into them.

--
Jim K


----Android NewsGroup Reader----
http://usenet.sinaapp.com/

Lee June 7th 16 08:21 PM

Measuring liquid level in a distant tank
 

Any ideas anyone?


I know you said no electronics but there is an Instructable for a
project using an Arduino and a cheap ultrasonic sensor:
http://www.instructables.com/id/Meas...asonic-sensor/





ARW June 7th 16 08:24 PM

Measuring liquid level in a distant tank
 
"ARW" wrote in message
...

I'll have another look.


I belive you are correct

However you can get similar switches as to the one Mike suggested on ebay a
lot cheaper. How critical is the device?.





--
Adam


Dennis@home June 7th 16 08:53 PM

Measuring liquid level in a distant tank
 
On 07/06/2016 20:21, Lee wrote:

Any ideas anyone?


I know you said no electronics but there is an Instructable for a
project using an Arduino and a cheap ultrasonic sensor:
http://www.instructables.com/id/Meas...asonic-sensor/






A length of plastic pipe, an end cap, a couple or more reed switches and
a magnet on a float sliding up and down the pipe?

Jim June 7th 16 09:17 PM

Measuring liquid level in a distant tank
 
Lee Wrote in message:

Any ideas anyone?


I know you said no electronics but there is an Instructable for a
project using an Arduino and a cheap ultrasonic sensor:
http://www.instructables.com/id/Meas...asonic-sensor/


Yeah, thanks Lee, I pondered briefly looking into something along
those lines but whilst it would eventually be an interesting
project, I think my arduino/pi skills are not really upto doing
it in a sensible timeframe :-)

Also it would be mains and wifi dependent and I quite like the
KISS battery powered visual approach.

--
Jim K


----Android NewsGroup Reader----
http://usenet.sinaapp.com/

Jim June 8th 16 07:17 AM

Measuring liquid level in a distant tank
 
"ARW" Wrote in message:
"ARW" wrote in message
...

I'll have another look.


I belive you are correct

However you can get similar switches as to the one Mike suggested on ebay a
lot cheaper. How critical is the device?.


If the tank empties then it takes priority over pretty much
any/everything until it's fixed & starts refilling.... :-)


--
Jim K


----Android NewsGroup Reader----
http://usenet.sinaapp.com/

Brian Gaff June 8th 16 11:50 AM

Measuring liquid level in a distant tank
 
RNIB do liquid level indicators. Just two probes and an fet on the front of
an oscillator apparently. Maybe if ful not full is all you need..
Other idea, is a simple float and lever on the spindle of a pot which is
part of a bridge circuit driving a plus or minus meter.
Brian

--
----- -
This newsgroup posting comes to you directly from...
The Sofa of Brian Gaff...

Blind user, so no pictures please!
"jim" k wrote in message
o.uk...
The Other Mike Wrote in message:
On Tue, 7 Jun 2016 14:46:59 +0100 (GMT+01:00), jim k wrote:

Isuppose an oil watchman type thing would do the job but they're
£60 minimum, and I don't need wireless comms, would prefer "off"
until "on for level check" to save power/batts.

The 6ft tall c.1200 litre tank is the other side of a wall from
where the gauge reading c/would be done, and it contains
water.

Essentially I want to know when the tank is being over depleted.
It should refill constantly but if there's a supply issue,
measuring (even roughly) the level in the tank is the easiest way
to detect that issue and deal with it promptly before the tank is
emptied.

Being able to check that it is full in the morning /last thing
would be sufficient I suppose...

Any ideas anyone?


http://uk.farnell.com/triton-control...ble/dp/7064263
http://uk.farnell.com/triton-control...713-pd-r2-acce
http://www.farnell.com/datasheets/316999.pdf
http://www.farnell.com/datasheets/34724.pdf

One small hole in the top of the tank, sealed by a suitable gland, any
power
supply from a couple of AA's to mains and a suitable lamp / led

Easily adjustable trigger point level in a matter of seconds. Will work
'forever'


Mmm thanks Mike, if I read the bumf right the float just dangles
by the cable from the roof of the tank?
The weight pulls the cable down and the position of the float
relative to the weight turns the switch on/off?

--
Jim K


----Android NewsGroup Reader----
http://usenet.sinaapp.com/




Bob Minchin[_4_] June 8th 16 11:57 AM

Measuring liquid level in a distant tank
 
jim wrote:
I
suppose an oil watchman type thing would do the job but they're
£60 minimum, and I don't need wireless comms, would prefer "off"
until "on for level check" to save power/batts.

The 6ft tall c.1200 litre tank is the other side of a wall from
where the gauge reading c/would be done, and it contains
water.

Essentially I want to know when the tank is being over depleted.
It should refill constantly but if there's a supply issue,
measuring (even roughly) the level in the tank is the easiest way
to detect that issue and deal with it promptly before the tank is
emptied.

Being able to check that it is full in the morning /last thing
would be sufficient I suppose...

Any ideas anyone?

TIA

A sensitive pressure gauge installed at the tap end should do the job by
measuring the head of water. Would only work when the tap is shut.

You "might" get enough adjustment range out of a washing machine water
level sensor. Older machines will probably have ones with adjustment
screws and you could add extra spring pressure to measure a few feet
rather than the usual few inches in a WM application.
Would work with battery, light and push to read on a KISS principle.

Jim June 8th 16 01:17 PM

Measuring liquid level in a distant tank
 

Thanks Brian.
You got me with the electronics idea, I'm not savvy enough!

Other idea, is a simple float and lever on the spindle of a pot which is
part of a bridge circuit driving a plus or minus meter.


--
Jim K


----Android NewsGroup Reader----
http://usenet.sinaapp.com/

[email protected] June 8th 16 01:48 PM

Measuring liquid level in a distant tank
 
On Tuesday, 7 June 2016 20:22:02 UTC+1, Lee wrote:

Any ideas anyone?


I know you said no electronics but there is an Instructable for a
project using an Arduino and a cheap ultrasonic sensor:
http://www.instructables.com/id/Meas...asonic-sensor/


Talk about doing it the hard way. This is a beginner bulb & battery level electronics exercise.

Did you get that lightswitch wired in yet?


NT

Bob Minchin[_4_] June 8th 16 03:57 PM

Measuring liquid level in a distant tank
 
jim wrote:
Bob Minchin Wrote in message:
jim wrote:
I
suppose an oil watchman type thing would do the job but they're
£60 minimum, and I don't need wireless comms, would prefer "off"
until "on for level check" to save power/batts.

The 6ft tall c.1200 litre tank is the other side of a wall from
where the gauge reading c/would be done, and it contains
water.

Essentially I want to know when the tank is being over depleted.
It should refill constantly but if there's a supply issue,
measuring (even roughly) the level in the tank is the easiest way
to detect that issue and deal with it promptly before the tank is
emptied.

Being able to check that it is full in the morning /last thing
would be sufficient I suppose...

Any ideas anyone?

TIA

A sensitive pressure gauge installed at the tap end should do the job by
measuring the head of water. Would only work when the tap is shut.


Er no. The output of the tank is pumped so pressure at any taps
would be independent of tank water level... until there's no
water to pump so no pressure.

Doh! I did not know that vital bit of info. Until then I thought it was
a neat solution!

Jim June 8th 16 04:17 PM

Measuring liquid level in a distant tank
 
Bob Minchin Wrote in message:
jim wrote:
I
suppose an oil watchman type thing would do the job but they're
£60 minimum, and I don't need wireless comms, would prefer "off"
until "on for level check" to save power/batts.

The 6ft tall c.1200 litre tank is the other side of a wall from
where the gauge reading c/would be done, and it contains
water.

Essentially I want to know when the tank is being over depleted.
It should refill constantly but if there's a supply issue,
measuring (even roughly) the level in the tank is the easiest way
to detect that issue and deal with it promptly before the tank is
emptied.

Being able to check that it is full in the morning /last thing
would be sufficient I suppose...

Any ideas anyone?

TIA

A sensitive pressure gauge installed at the tap end should do the job by
measuring the head of water. Would only work when the tap is shut.


Er no. The output of the tank is pumped so pressure at any taps
would be independent of tank water level... until there's no
water to pump so no pressure.

--
Jim K


----Android NewsGroup Reader----
http://usenet.sinaapp.com/

Jim June 8th 16 04:17 PM

Measuring liquid level in a distant tank
 
Bob Minchin Wrote in message:
jim wrote:
Bob Minchin Wrote in message:
jim wrote:
I
suppose an oil watchman type thing would do the job but they're
£60 minimum, and I don't need wireless comms, would prefer "off"
until "on for level check" to save power/batts.

The 6ft tall c.1200 litre tank is the other side of a wall from
where the gauge reading c/would be done, and it contains
water.

Essentially I want to know when the tank is being over depleted.
It should refill constantly but if there's a supply issue,
measuring (even roughly) the level in the tank is the easiest way
to detect that issue and deal with it promptly before the tank is
emptied.

Being able to check that it is full in the morning /last thing
would be sufficient I suppose...

Any ideas anyone?

TIA

A sensitive pressure gauge installed at the tap end should do the job by
measuring the head of water. Would only work when the tap is shut.


Er no. The output of the tank is pumped so pressure at any taps
would be independent of tank water level... until there's no
water to pump so no pressure.

Doh! I did not know that vital bit of info. Until then I thought it was
a neat solution!


How much is a gauge anyway?

Might look a bit unusual sticking out me worktop :-)

--
Jim K

Bob Minchin[_4_] June 8th 16 05:52 PM

Measuring liquid level in a distant tank
 
jim wrote:
Bob Minchin Wrote in message:
jim wrote:
Bob Minchin Wrote in message:
jim wrote:
I
suppose an oil watchman type thing would do the job but they're
£60 minimum, and I don't need wireless comms, would prefer "off"
until "on for level check" to save power/batts.

The 6ft tall c.1200 litre tank is the other side of a wall from
where the gauge reading c/would be done, and it contains
water.

Essentially I want to know when the tank is being over depleted.
It should refill constantly but if there's a supply issue,
measuring (even roughly) the level in the tank is the easiest way
to detect that issue and deal with it promptly before the tank is
emptied.

Being able to check that it is full in the morning /last thing
would be sufficient I suppose...

Any ideas anyone?

TIA

A sensitive pressure gauge installed at the tap end should do the job by
measuring the head of water. Would only work when the tap is shut.

Er no. The output of the tank is pumped so pressure at any taps
would be independent of tank water level... until there's no
water to pump so no pressure.

Doh! I did not know that vital bit of info. Until then I thought it was
a neat solution!


How much is a gauge anyway?

Might look a bit unusual sticking out me worktop :-)

Should only be a few quid on fleabay and the washing machine sensor can
be robbed from a defunct machine for nought and tucked well out of the way.

Lee June 8th 16 08:05 PM

Measuring liquid level in a distant tank
 
On 08/06/2016 13:48, wrote:

Talk about doing it the hard way. This is a beginner bulb & battery level electronics exercise.


Depends on you POV, the author already wrote the code and (clone)
'Duinos and the sensor used are dirt cheap.
Plus it met both the "push to read" and actual water level remit :)




Did you get that lightswitch wired in yet?


If that was directed at me, what lightswitch?


Jim June 8th 16 10:17 PM

Measuring liquid level in a distant tank
 
Lee Wrote in message:
On 08/06/2016 13:48, wrote:

Talk about doing it the hard way. This is a beginner bulb & battery level electronics exercise.


Depends on you POV, the author already wrote the code and (clone)
'Duinos and the sensor used are dirt cheap.
Plus it met both the "push to read" and actual water level remit :)




Did you get that lightswitch wired in yet?


If that was directed at me, what lightswitch?



It tends be rather 'hit n miss' these days ;-)

--
Jim K

[email protected] June 8th 16 11:45 PM

Measuring liquid level in a distant tank
 
On Wednesday, 8 June 2016 20:06:05 UTC+1, Lee wrote:
On 08/06/2016 13:48, tabbypurr wrote:

Talk about doing it the hard way. This is a beginner bulb & battery level electronics exercise.


Depends on you POV, the author already wrote the code and (clone)
'Duinos and the sensor used are dirt cheap.
Plus it met both the "push to read" and actual water level remit :)


It can be done easily for nothing with household electronic scraps. Arduinos aren't that cheap. And no, I won't be telling Jim how. If he thinks he knows what he's doing he can figure it out or not.


Did you get that lightswitch wired in yet?


If that was directed at me, what lightswitch?


No, Jim. He made that job far harder that it need be too.


NT

[email protected] June 9th 16 08:04 AM

Measuring liquid level in a distant tank
 
On Thursday, 9 June 2016 07:56:42 UTC+1, jim wrote:
tabbypurr Wrote in message:
On Wednesday, 8 June 2016 20:06:05 UTC+1, Lee wrote:
On 08/06/2016 13:48, tabbypurr wrote:

Talk about doing it the hard way. This is a beginner bulb & battery level electronics exercise.

Depends on you POV, the author already wrote the code and (clone)
'Duinos and the sensor used are dirt cheap.
Plus it met both the "push to read" and actual water level remit :)


It can be done easily for nothing with household electronic scraps. Arduinos aren't that cheap. And no, I won't be telling Jim how. If he thinks he knows what he's doing he can figure it out or not.


Good, I wouldn't trust any of your "advice" nige, you imagine it
all up - to make yourself feel more important I guess...

Did you get that lightswitch wired in yet?

If that was directed at me, what lightswitch?


No, Jim. He made that job far harder that it need be too.


Er?
Sounds like more blathering on...

NT


My my you're a grumpy old ****wit today nige ;-)


pretty much the dumb response I expected. If you were almost anyone else I'd explain how they can be done.

Jim June 9th 16 08:17 AM

Measuring liquid level in a distant tank
 
Wrote in message:
On Wednesday, 8 June 2016 20:06:05 UTC+1, Lee wrote:
On 08/06/2016 13:48, tabbypurr wrote:

Talk about doing it the hard way. This is a beginner bulb & battery level electronics exercise.


Depends on you POV, the author already wrote the code and (clone)
'Duinos and the sensor used are dirt cheap.
Plus it met both the "push to read" and actual water level remit :)


It can be done easily for nothing with household electronic scraps. Arduinos aren't that cheap. And no, I won't be telling Jim how. If he thinks he knows what he's doing he can figure it out or not.


Good, I wouldn't trust any of your "advice" nige, you imagine it
all up - to make yourself feel more important I guess...

Did you get that lightswitch wired in yet?


If that was directed at me, what lightswitch?


No, Jim. He made that job far harder that it need be too.


Er?
Sounds like more blathering on...

NT


My my you're a grumpy old ****wit today nige ;-)

--
Jim K

Peter Andrews[_3_] June 9th 16 10:40 AM

Measuring liquid level in a distant tank
 
On 08/06/2016 15:57, Bob Minchin wrote:
jim wrote:
Bob Minchin Wrote in message:
jim wrote:
I
suppose an oil watchman type thing would do the job but they're
£60 minimum, and I don't need wireless comms, would prefer "off"
until "on for level check" to save power/batts.

The 6ft tall c.1200 litre tank is the other side of a wall from
where the gauge reading c/would be done, and it contains
water.

Essentially I want to know when the tank is being over depleted.
It should refill constantly but if there's a supply issue,
measuring (even roughly) the level in the tank is the easiest way
to detect that issue and deal with it promptly before the tank is
emptied.

Being able to check that it is full in the morning /last thing
would be sufficient I suppose...

Any ideas anyone?

TIA

A sensitive pressure gauge installed at the tap end should do the job by
measuring the head of water. Would only work when the tap is shut.


Er no. The output of the tank is pumped so pressure at any taps
would be independent of tank water level... until there's no
water to pump so no pressure.

Doh! I did not know that vital bit of info. Until then I thought it was
a neat solution!

I would expect the pump to only run when it detects a flow and I very
much doubt that there would be any residual pressure from the pump when
there isn't any flow.

Peter

Jim June 9th 16 02:17 PM

Measuring liquid level in a distant tank
 
Wrote in message:
On Thursday, 9 June 2016 07:56:42 UTC+1, jim wrote:
tabbypurr Wrote in message:
On Wednesday, 8 June 2016 20:06:05 UTC+1, Lee wrote:
On 08/06/2016 13:48, tabbypurr wrote:

Talk about doing it the hard way. This is a beginner bulb & battery level electronics exercise.

Depends on you POV, the author already wrote the code and (clone)
'Duinos and the sensor used are dirt cheap.
Plus it met both the "push to read" and actual water level remit :)

It can be done easily for nothing with household electronic scraps. Arduinos aren't that cheap. And no, I won't be telling Jim how. If he thinks he knows what he's doing he can figure it out or not.


Good, I wouldn't trust any of your "advice" nige, you imagine it
all up - to make yourself feel more important I guess...

Did you get that lightswitch wired in yet?

If that was directed at me, what lightswitch?

No, Jim. He made that job far harder that it need be too.


Er?
Sounds like more blathering on...

NT


My my you're a grumpy old ****wit today nige ;-)


pretty much the dumb response I expected. If you were almost anyone else I'd explain how they can be done.


Ooh the regret... not.

Still you've managed to carefully avoid embarrassing yourself with
more ****wittering so probably for the best ;-)

--
Jim K

Jim June 9th 16 02:17 PM

Measuring liquid level in a distant tank
 
Peter Andrews Wrote in message:
On 08/06/2016 15:57, Bob Minchin wrote:
jim wrote:
Bob Minchin Wrote in message:
jim wrote:
I
suppose an oil watchman type thing would do the job but they're
£60 minimum, and I don't need wireless comms, would prefer "off"
until "on for level check" to save power/batts.

The 6ft tall c.1200 litre tank is the other side of a wall from
where the gauge reading c/would be done, and it contains
water.

Essentially I want to know when the tank is being over depleted.
It should refill constantly but if there's a supply issue,
measuring (even roughly) the level in the tank is the easiest way
to detect that issue and deal with it promptly before the tank is
emptied.

Being able to check that it is full in the morning /last thing
would be sufficient I suppose...

Any ideas anyone?

TIA

A sensitive pressure gauge installed at the tap end should do the job by
measuring the head of water. Would only work when the tap is shut.

Er no. The output of the tank is pumped so pressure at any taps
would be independent of tank water level... until there's no
water to pump so no pressure.

Doh! I did not know that vital bit of info. Until then I thought it was
a neat solution!

I would expect the pump to only run when it detects a flow and I very
much doubt that there would be any residual pressure from the pump when
there isn't any flow.

Peter


Sorry Peter, in this case you'd be wrong ;-)

--
Jim K

[email protected] June 9th 16 03:30 PM

Measuring liquid level in a distant tank
 
On Thursday, 9 June 2016 13:40:25 UTC+1, jim wrote:
tabbypurr Wrote in message:
On Thursday, 9 June 2016 07:56:42 UTC+1, jim wrote:
tabbypurr Wrote in message:
On Wednesday, 8 June 2016 20:06:05 UTC+1, Lee wrote:
On 08/06/2016 13:48, tabbypurr wrote:


Talk about doing it the hard way. This is a beginner bulb & battery level electronics exercise.

Depends on you POV, the author already wrote the code and (clone)
'Duinos and the sensor used are dirt cheap.
Plus it met both the "push to read" and actual water level remit :)

It can be done easily for nothing with household electronic scraps. Arduinos aren't that cheap. And no, I won't be telling Jim how. If he thinks he knows what he's doing he can figure it out or not.

Good, I wouldn't trust any of your "advice" nige, you imagine it
all up - to make yourself feel more important I guess...

Did you get that lightswitch wired in yet?

If that was directed at me, what lightswitch?

No, Jim. He made that job far harder that it need be too.

Er?
Sounds like more blathering on...

NT

My my you're a grumpy old ****wit today nige ;-)


pretty much the dumb response I expected. If you were almost anyone else I'd explain how they can be done.


Ooh the regret... not.

Still you've managed to carefully avoid embarrassing yourself with
more ****wittering so probably for the best ;-)


You don't get to know how to do it, but you get to mouth off immaturely. I can live with that.


NT

Jim June 9th 16 05:17 PM

Measuring liquid level in a distant tank
 
Wrote in message:
On Thursday, 9 June 2016 13:40:25 UTC+1, jim wrote:
tabbypurr Wrote in message:
On Thursday, 9 June 2016 07:56:42 UTC+1, jim wrote:
tabbypurr Wrote in message:
On Wednesday, 8 June 2016 20:06:05 UTC+1, Lee wrote:
On 08/06/2016 13:48, tabbypurr wrote:


Talk about doing it the hard way. This is a beginner bulb & battery level electronics exercise.

Depends on you POV, the author already wrote the code and (clone)
'Duinos and the sensor used are dirt cheap.
Plus it met both the "push to read" and actual water level remit :)

It can be done easily for nothing with household electronic scraps. Arduinos aren't that cheap. And no, I won't be telling Jim how. If he thinks he knows what he's doing he can figure it out or not.

Good, I wouldn't trust any of your "advice" nige, you imagine it
all up - to make yourself feel more important I guess...

Did you get that lightswitch wired in yet?

If that was directed at me, what lightswitch?

No, Jim. He made that job far harder that it need be too.

Er?
Sounds like more blathering on...

NT

My my you're a grumpy old ****wit today nige ;-)

pretty much the dumb response I expected. If you were almost anyone else I'd explain how they can be done.


Ooh the regret... not.

Still you've managed to carefully avoid embarrassing yourself with
more ****wittering so probably for the best ;-)


You don't get to know how to do it, but you get to mouth off immaturely. I can live with that.


NT


Funniest thing is, I don't believe you knew any better than me
before I asked the question nige, so you've learnt a bit more
too, (not that you'll be able to admit that of course ;-))


....but your troubled troll psyche seems to need more... All very
interesting (yawn);-)

--
Jim K

[email protected] June 9th 16 05:52 PM

Measuring liquid level in a distant tank
 
On 08/06/2016 23:45, wrote:
On Wednesday, 8 June 2016 20:06:05 UTC+1, Lee wrote:
On 08/06/2016 13:48, tabbypurr wrote:

Talk about doing it the hard way. This is a beginner bulb & battery level electronics exercise.


Depends on you POV, the author already wrote the code and (clone)
'Duinos and the sensor used are dirt cheap.
Plus it met both the "push to read" and actual water level remit :)


It can be done easily for nothing with household electronic scraps. Arduinos aren't that cheap. And no, I won't be telling Jim how. If he thinks he knows what he's doing he can figure it out or not.


Did you get that lightswitch wired in yet?


If that was directed at me, what lightswitch?


No, Jim. He made that job far harder that it need be too.


NT

Sigh, another interesting thread degenerating into a waste of space
because of willy waving - c'mon chaps, nothing is gained by this.

ARW June 9th 16 06:14 PM

Measuring liquid level in a distant tank
 
"jim" k wrote in message
o.uk...
Wrote in message:
On 08/06/2016 23:45,
wrote:
On Wednesday, 8 June 2016 20:06:05 UTC+1, Lee wrote:
On 08/06/2016 13:48, tabbypurr wrote:

Talk about doing it the hard way. This is a beginner bulb & battery
level electronics exercise.

Depends on you POV, the author already wrote the code and (clone)
'Duinos and the sensor used are dirt cheap.
Plus it met both the "push to read" and actual water level remit :)

It can be done easily for nothing with household electronic scraps.
Arduinos aren't that cheap. And no, I won't be telling Jim how. If he
thinks he knows what he's doing he can figure it out or not.


Did you get that lightswitch wired in yet?

If that was directed at me, what lightswitch?

No, Jim. He made that job far harder that it need be too.


NT

Sigh, another interesting thread degenerating into a waste of space
because of willy waving - c'mon chaps, nothing is gained by this.


Agreed.


???

You are supposed to say "he started it - not me":-)



--
Adam


Jim June 9th 16 06:17 PM

Measuring liquid level in a distant tank
 
Wrote in message:
On 08/06/2016 23:45,
wrote:
On Wednesday, 8 June 2016 20:06:05 UTC+1, Lee wrote:
On 08/06/2016 13:48, tabbypurr wrote:

Talk about doing it the hard way. This is a beginner bulb & battery level electronics exercise.

Depends on you POV, the author already wrote the code and (clone)
'Duinos and the sensor used are dirt cheap.
Plus it met both the "push to read" and actual water level remit :)


It can be done easily for nothing with household electronic scraps. Arduinos aren't that cheap. And no, I won't be telling Jim how. If he thinks he knows what he's doing he can figure it out or not.


Did you get that lightswitch wired in yet?

If that was directed at me, what lightswitch?


No, Jim. He made that job far harder that it need be too.


NT

Sigh, another interesting thread degenerating into a waste of space
because of willy waving - c'mon chaps, nothing is gained by this.


Agreed.
--
Jim K

Jim June 9th 16 07:17 PM

Measuring liquid level in a distant tank
 
"ARW" Wrote in message:
"jim" k wrote in message
o.uk...
Wrote in message:
On 08/06/2016 23:45,
wrote:
On Wednesday, 8 June 2016 20:06:05 UTC+1, Lee wrote:
On 08/06/2016 13:48, tabbypurr wrote:

Talk about doing it the hard way. This is a beginner bulb & battery
level electronics exercise.

Depends on you POV, the author already wrote the code and (clone)
'Duinos and the sensor used are dirt cheap.
Plus it met both the "push to read" and actual water level remit :)

It can be done easily for nothing with household electronic scraps.
Arduinos aren't that cheap. And no, I won't be telling Jim how. If he
thinks he knows what he's doing he can figure it out or not.


Did you get that lightswitch wired in yet?

If that was directed at me, what lightswitch?

No, Jim. He made that job far harder that it need be too.


NT

Sigh, another interesting thread degenerating into a waste of space
because of willy waving - c'mon chaps, nothing is gained by this.


Agreed.


???

You are supposed to say "he started it - not me":-)


I felt a strangely appropriate need to mix up the script :-D

--
Jim K

[email protected] June 9th 16 09:18 PM

Measuring liquid level in a distant tank
 
On Thursday, 9 June 2016 17:52:35 UTC+1, wrote:
On 08/06/2016 23:45, tabbypurr wrote:
On Wednesday, 8 June 2016 20:06:05 UTC+1, Lee wrote:
On 08/06/2016 13:48, tabbypurr wrote:

Talk about doing it the hard way. This is a beginner bulb & battery level electronics exercise.

Depends on you POV, the author already wrote the code and (clone)
'Duinos and the sensor used are dirt cheap.
Plus it met both the "push to read" and actual water level remit :)


It can be done easily for nothing with household electronic scraps. Arduinos aren't that cheap. And no, I won't be telling Jim how. If he thinks he knows what he's doing he can figure it out or not.


Did you get that lightswitch wired in yet?

If that was directed at me, what lightswitch?


No, Jim. He made that job far harder that it need be too.


Sigh, another interesting thread degenerating into a waste of space
because of willy waving - c'mon chaps, nothing is gained by this.


I accept Jim thinks I'm as clueless as he is, and don't care. Idiots always think everyone else is equally idiotic. No, I'll stop there. In fact I won't come back to read his reply. There is nothing constructive to add.


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