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Randal O'Brian
 
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I have an earlier version of the same controller on my furnace and it works
very well. Use a solid state relay, just make sure you heat sink it.

Omega makes any kind of thermocouple you need and they have a website.
Make sure the controller turns off with loss of thermocouple signal.

I used two neon pilot lights on my set-up. One was a master power "On" and
the other was "Heater Power" , downstream of the relay showing when the
heater is energized and thus giving a ready indication of proper
relay/controller function.

Randy




"John Wilson" wrote in message
. ..
I have a small 6"x6"x4" oven and need temperature control.

I am considering a Fuji PXR3 temperature/process controller and will need

a
thermocouple and a power switching device.

My electronic skills are pretty basic. I would welcome advice on what
thermocouple, insulation and housing is best suited.

Should I choose a relay or a sold state relay?

Is there a better way to heat treat and case harden?

TIA, John.