model:
WTB4-3P2162
WTB4-3P3161
WTB4-3P2261
WTB4-3P1361
WTB4-3P2161
WTB4-3P2264
WTB4-3P2262
WTB4-3P3464
WTB4-3P3162
WTB4-3P3461
WTB4-3P1362
WTB4-3P3261
WTB4-3P1161
WTB4-3P3061S20
Wiring instructions
1. DC three-wire proximity switch of the three wires are: brown wire - power positive blue wire
-the negative black wire of power supply an output signal.
2. AC two-wire switch: connect the load and proximity switch in series to the AC power supply terminal.