BASIC SWITCH/COMPLETE SWITCH, PLASTIC ENCLOSURE ACCORDING TO EN 50047, 31 MM, 1 NO/2 NC QUICK ACTION CONTACTS, WITH M12 CONNECTOR, 5-POLE, 2 NC CONNECTED. PIN ASSIGNMENT: PIN1=21, PIN4=22 PIN2=31, PIN5=32 FOR MAX. 125 V AND 4 A WITH TEFLON PLUNGER. SUITABLE FOR CONNECTION TO ALL SIMATIC ET200* COMPACT BLOCK I/O MODULES.