631A Capacitance Manometer Pin-outs

15-pin Type "D"
Pin Description
1 Heater (optional) +15 VDC
2 Pressure Output
3 No Connection
4 No Connection
5 15 VDC Return
6 -15 VDC
7 +15 VDC
8 Heater Return (optional) -15 VDC
9 No Connection
10 No Connection
11 Heater Alarm Relay Common
12 Output Return
13 Heater Alarm Relay - Normally Open
14 Heater Alarm Relay - Normally Closed
15 Chassis Ground.

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