Inficon PCG550 - FCC 68, D-Sub, RS485 Connector Details

tina56e1-f (2015-09) 29
3.2.1 FCC 68, 8-pin Connector
If no sensor cable is available, make one according to the
following diagram. Connect the sensor cable.
8
7
3
5
1
2
6
4
+
–
+
–
Ident
10k
18V
+24V
SP2
SP1
4.7Ω
4.7Ω
Supply
Measurement
signal
Electrical connection
Pin 1 Supply
Pin 2 Supply common, GND
Pin 3 Measurement signal or
thresholds SP1, SP2
Pin 4 Gauge identification
Pin 5 Signal common
Pin 6, 8 Relay SP2
Common closing contact (com)
Pin 7, 8 Relay SP1
Common closing contact (com)
1
8
FCC 68
8-pin
connector