Contact assignment

WARNING

Risk of injury through electric shock and damage to the device!

Bring the Bus Terminals system into a safe, de-energized state before starting mounting, disassembly or wiring of the Bus Terminals!

Contact assignment 1:
KL3132 - Contact assignment
Contact assignment 2:
KL3142 - Contact assignment

Terminal point

No.

Connection for

Input 1+

1

+ input channel 1

Input 1-

2

- input channel 1

GND

3

Internal ground (internally connected to terminal point 7)

Shield

4

PE contact (internally connected to terminal point 8)

Input 2+

5

+ input channel 2

Input 2-

6

- input channel 2

GND

7

Internal ground (internally connected to terminal point 3)

Shield

8

PE contact (internally connected to terminal point 4)

Note

Power contacts connected to the next terminal

In hardware version 01 or higher, two power contacts are connected to the next terminal. However, they are not used by the KL31x2.
Please be aware of this when you update from hardware version 00.
The hardware version of your terminal is indicated by the serial number, which is printed on the side of the terminal.