SAFETY CONTROLLER, MELSEC-WS SERIES, WS SAFETY, CPU, 144I/O, RS232, 640 KB MEMORY, 200 KHZ, 2 CHANNEL ANALOG INPUT, 1 CHANNEL ANALOG OUTPUT, MAX 8 CHANNEL

Siemens ZN-31U
INPUT MODULE, SYSTEM 3, DUAL CONTACT ZONE MODULE, 2 RED LED ALARM LAMPS, 2 YELLOW LED TROUBLE LAMPS, NORMAL CURRENT






















