ENCLOSURE FOR COMMAND DEVICES, 22 MM, ROUND, ENCLOSURE MATERIAL PLASTIC, ENCLOSURE TOP PART YELLOW, 1 CONTROL POINT PLASTIC, A=EMERGENCY STOP MUSHROOM PUSHBUTTON RED, 40 MM, ROTATE-TO-UNLATCH, ILLUMINATED, 2X 1 NC, LED WHITE 24 V, SPRING-TYPE TERMINAL, FLOOR MOUNTING, M12 CONNECTOR (8-POLE) BOTTOM, INSULATED RESERVE CONDUCTORS PIN ASSIGNMENT: PIN1=11, PIN2=12, PIN3=21, PIN4=22, PIN5=N.C., PIN6=N.C., PIN7=GROUND LED, PIN8=LED, ONE CONNECTION AT 1 INPUT F-DI, ONE CONNECTION AT 1 OUTPUT F-DQ