KL1212 - LEDs and connection

Signal LEDs 1 - 2

green

off

Signal voltage "0" (-3 V ... 5 V)

on

Signal voltage "1" (15 V ... 30 V)

Input 1

1

Input 1

+24 V

2

+24 V (internally connected to terminal point 6 and positive power contact)

0 V

3

Ground for input 1 (internally connected to terminal point 7 and negative power contact)

+24 V

4

short-circuit proof sensor power supply for input 1

Input 2

5

Input 2

+24 V

6

+24 V (internally connected to terminal point 2 and positive power contact)

0 V

7

Ground for input 2 (internally connected to terminal point 3 and negative power contact)

+24 V

8

short-circuit proof sensor power supply for input 2