The Pilz 750105 (PNOZ s5 24VDC 2 n/o 2 n/o t) is a PNOZsigma safety relay designed to monitor safety circuits such as E-STOP pushbuttons, safety gates, and light curtains. It is a 22.5 mm wide, 24V DC unit featuring 2 instantaneous N/O contacts and 2 time-delayed N/O contacts (0.04 - 300 seconds). [1, 2, 3]

• Operating Modes: Supports 1-channel or 2-channel wiring with or without short-circuit detection across contacts.
• Safety Outputs: 2 N/O instantaneous safety contacts and 2 N/O time-delayed safety contacts.
• Time Delay: Adjustable time-delayed contacts (t = 0.04 - 300 s).
• Start Type: Configurable for manual or automatic start.
• Monitoring: Monitors safety gates, light curtains, and E-STOP, with internal self-monitoring of the safety function.
• Diagnostics: 6 LEDs for fast diagnostics.
• Connection: Plug-in screw terminals.

• Supply Voltage: 24V DC
• Width: 22.5 mm
• Max Switching Current: 6 A
• Operating Temp: -10 to +60°C (general range) or up to 75°C depending on specific model docs
• Mounting: DIN Rail
• IP Rating: IP54 or IP20/40 depending on mounting

The PNOZ s5 (750105) is used in industrial environments requiring delayed shutdown functionality for safety-related interruptions.