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Appendix V Connector connections
Connector connections for the 25-pin sub-D connector at the rear of the generator:
Pin 1 = External remote HV on/off + (plus)
Pin 2 = Remote I setpoint
Pin 3 = Remote U setpoint
Pin 4 = Remote U output
Pin 5 = Remote I output
Pin 6 = 24 V DC input voltage (optional, power supply for fieldbus)
Pin 7 = 12 V DC output voltage
Pin 8 = Not used.
Pin 9 = Limit alarm OC/arc detect OC
Pin 10 = Operation OC
Pin 11 = Not used.
Pin 12 = Not used.
Pin 13 = Not used.
Pin 14 = External remote HV on/off - (minus)
Pin 15 = Ground
Pin 16 = Ground
Pin 17 = Ground
Pin 18 = Ground
Pin 19 = Ground
Pin 20 = 0 V (of 12V DC output voltage)
Pin 21 = Not used.
Pin 22 = Limit alarm OE/arc detect OE
Pin 23 = Operation OE
Pin 24 = Ground
Pin 25 = Ground