Assemb
ly
Type
Power supply
outputs
Interfaces
Options
Analysis inputs
board
(measuring
modules)
Analogue
inputs
Binary inputs
Analogue
outputs
Binary outputs OUT 12/13, OUT 14/15,
Power supply
outputs
Interfaces
7.5
Connection diagrams for base element
See operating instructions 417102269, chapter 'Connection diagrams for base element' .
7.6
Terminal connection diagrams for measuring modules / measured value
inputs
7.6.1
pH/ORP (redox) measurement
Description
PWR OUT (mains voltage)
PWR OUT (mains voltage)
PWR OUT (5V)
PWR OUT (24V)
COM 1
IN7, IN8, IN9, IN10
IN 11, IN 12
IN 13/14/15
OUT 16, OUT 18
OUT 16/17, OUT 18/19
OUT 14/15
COM 2
COM 3 (Ethernet)
Measuring modules
23
Electrical connection
Pin assignment
4 (PE),5 (N),6 (L1)
7 (PE),8 (N),9 (L1)
17 (+),18 (GND),19 (-)
42 (+),43 (-)
RS 422: 20 (RxD+), 21 (RxD-), 22 (TxD+), 23 (TxD-)
RS 485: 22 (RxD+/TxD+), 23 (RxD-/TxD-)
Depending on the type of measuring module
Temperature 2-lead: 2,4
Temperature 3-lead: 2,3,4
Standard signal 0–10 V: 1,4
Standard signal 0/4–20 mA: 3,4
IN 13: 1,4
IN 14: 2,4
IN 15: 3,4
1,2
Change-over contact:
OUT 12, OUT14, OUT 16, OUT 18: 1,2,3
Normally open contact:
OUT 12, OUT14, OUT 16, OUT 18: 1,2
OUT 13, OUT 15, OUT 17, OUT 19: 3,4
24 V: 1 (+), 2 (-)
5 V: 3 (+), 4 (GND), 5 (-)
RS 422: 1 (RxD+), 2 (RxD-), 3 (TxD+), 4 (TxD-)
RS 485: 3 (RxD+/TxD+), 4 (RxD-/TxD-)
Profibus DP:
3 (RxD/TxD-P), 5 (DGND), 6 (VP), 8 (RxD/TxD-N)
LAN connection type RJ-45 (socket)
417102279 Rev. 4-07.2023