The 1791DS-IB12 is a safety-rated DeviceNet Safety input module. It is part of the CompactBlock Guard I/O family, designed for distributed safety applications where you need to bring high-integrity safety signals (like E-stops, light curtains, and gate switches) back to a SmartGuard or GuardLogix controller.

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



























