:wave: Hi everybody!

I need a tachometer harowe servo controls part number 1211-012 o equivalent
ST-7453B-1 servo-Tek

20.8 volts / 1000 RPM


this one is used in CHNC I, I can't run my machine because has an error, I Checked the Tacho and the resistance between terminals are open.

If you have a tacho, I'll agree with you.


Thanks

Have you checked the brushes in the tacho?
Mark.

Servotek are still around, a US company you should still be able to get a replacement.
Al.