
The following connections are located on the rear side of the dis-
play:
Pin
Assignment
Pin
Assignment
1
Analog output (+)
4 – 20 mA
2
Analog output (-)
4 – 20 mA
3
Relay 21
4
Relay 22
5
Relay 11
6
Relay 12
COM 1
Communication
interface 1
COM 2
Communication
interface 2
Relay: Voltage 60V
p
; load current 75mA; maximum on-resist-
ance 10 Ohm
Internal connections display
Assembly and installation
Electrical connection
12.08.2020
CombiFlow PF75H/S
43