Allen-Bradley 931S-F1C2D-DC Notice D'utilisation page 11

3.7 Application
Namur
activated:
not activated:
Power
N-
N+
<= 1,2mA
>= 2,1mA
Registering motor
revolutions using Namur
sensor
7 8
5 6
1 2
3 4
PLC
9 9