On 07/11/2020 00:10, Roger Hayter wrote:
On 6 Nov 2020 at 16:06:47 GMT, "R D S" wrote:
Changed a blown frequency inverter, machine worked but motor was too
fast for our application.
Moeller Df4-120-37
It needs a keypad to program it, bought one.
I had my nose in the manual
https://adegis.com/media/asset/5eaaf...ba1c707e07.pdf
and thought I was changing the frequency but all I get now is Eer on the
keypad display, can't move on from that.
Is anyone familiar with these things? I feel like I could do with a
factory reset or something.
Have you disconnected the motor to ensure that is not the cause of the error?
Yes.