Simple wiring instruction for the most common SQM4 Synchro actuator from Siemens. The "5" board is used with a 4-20mA signal and offers a fantastic alternative to outdated MODulating actuators.
More information can be found here: scccombustion....
Негізгі бет SQM4 Synchro wiring; 4 to 20mA
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