Position switch metal-enclosed, roller plunger form c slow-action contacts 1no+1nc 1xm20x1. 5 and connector socket 3sy3131, 6-pole and pe pin alloc. : pin1=21, pin2=22, pin3=13, pin4=14 pin5=not used pin6 ground led pe connected with stainless steel roll and two led 24 v ac/dc yellow/green led green to 14 led yellow to 13