15
WIKA operating instructions process pressure transducer, model CPT6020
0020507001F 05/2019 EN
EN
5.1.4 Electrical Connections
Note:
Power supply should be
9 to 18 VDC (12 VDC nominal).
The pinouts on the six pin connector and RS-232 and RS-485 Cable connections are:
External Connector Pinouts
Pin
Function
Pigtail Color
1
RS-485 TX-
White
2
+9-18V
Brown
3
Ground
Gray
4
RS-485 RX+ or RS-232 RX
Black
5
RS-485 RX-
Blue
6
RS-485 TX+ or RS-232 TX
Pink
HOST
DB9
COM
Female
GND
PWR
12 VDC
GRAY
BLACK
PINK
2
3
5
BROWN
RS-232
HOST
DB9
COM
Female
GND
PWR
12 VDC
GRAY
BLACK
PINK
2
3
5
BROWN
RS-485
9
1
BLUE
WHITE
Figure 5.1.2 COM Connection Pin-out and RS-232 / RS-485 cable connections
Installation