INFICON PCG55x ATM to Medium Vacuum Gauge - Manual (Page 30)

30 tina56e1-d (2014-01)
3.2.2 D-Sub, 9-pin Connector
If no sensor cable is available, make one according to the
following diagram. Connect the sensor cable.
6
7
5
8
3
4
1
9
+
–
+
–
+24V
10
nF
SP2
SP1
10
k
18V
4.7 Ω
4.7 Ω
Measurement
signal
Electrical connection
Pin 1 Relay SP1, closing contact
Pin 2 n.c.
Pin 3 Supply
Pin 4 Supply common, GND
Pin 5 Measurement signal or
thresholds
SP1, SP2
Pin 6 Relay SP1
Common contact (com)
Pin 7 Relay SP2
Common contact (com)
Pin 8 Signal common
Pin 9 Relay SP2, closing contact
1
5
6
9
D-Sub
9-pin
female
soldering side