NXOD400

Overview of Omron NXOD400

The Omron NXOD400 is a 4-point safety output unit used in the NX-S series safety I/O system. It provides sourcing (PNP) safety outputs and is designed to interface with safety controllers for reliable and flexible safety system configurations. The unit supports a maximum load current of 0.5 A per point and 2.0 A per unit at 40°C, suitable for driving safety relays and devices in safety circuit applications.

Key Features of Omron NXOD400

• Output Points: 4 safety output points with PNP (sourcing) configuration for safe load driving.[web:464][web:465]
• Max Load Current: 0.5 A per output, 2.0 A total per unit at 40°C; reduced at higher temperatures.
• Rated Voltage: 24 VDC (20.4 to 28.8 VDC operation range).
• Protection Features: Overvoltage protection and ground fault detection for enhanced system safety.[web:464]
• Terminal Type: Screwless push-in terminal blocks for easy wiring and maintenance.[web:464]
• Communication: Powered and controlled through NX bus system integration.
• Dimensions and Weight: Compact 12 × 100 × 71 mm housing weighing about 65 g for panel mounting ease.[web:464]
• Insulation: Photocoupler isolation with dielectric strength of 510 VAC for 1 minute, ensuring safe isolation.[web:464]
• Application: Suitable for safety control systems requiring reliable output with certification compliance.

Technical Specs of Omron NXOD400

Model	NXOD400
Output Points	4 (sourcing, PNP)
Rated Load Current	0.5 A per point, 2.0 A per unit at 40°C
Operating Voltage	24 VDC (20.4 to 28.8 VDC)
Power Supply	Supplied via NX bus
Terminal Type	Screwless push-in terminal
Insulation	Photocoupler isolation
Dielectric Strength	510 VAC, 1 min
Protection	Overvoltage and ground fault detection
Dimensions (W × H × D)	12 × 100 × 71 mm
Weight	65 g max.

Applications / Use Case

The NXOD400 unit is suited for inclusion in safety circuit systems in factory automation, machinery guarding, and industrial safety applications, meeting safety requirements for reliable switching and output control.

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Verification Links:
https://files.omron.eu/downloads/latest/datasheet/en/i185e_nx-s_nx_safety_stand-alone_datasheet_en.pdf?v=1
https://www.mouser.com/ProductDetail/Omron-Automation-and-Safety/NX-SOD400?qs=gIEvU1i7TEA%252B%252BFI7%2FpBkXw%3D%3D
https://www.digikey.com/en/products/detail/omron-automation-and-safety/NX-SOD400/4987770