NX-OD6121-5 EtherCAT I/O Terminal with 5 Digital Outputs, 24VDC, 0.5A per Channel

Product Overview

The Omron NX-OD6121-5 is a high-performance digital output module designed for industrial automation applications. As part of Omron's advanced NX series I/O system, this module delivers precise and reliable control for industrial machinery and processes. Engineered for seamless integration with automation controllers, the NX-OD6121-5 provides 16-point digital output functionality with robust protection against electrical noise and voltage fluctuations, ensuring stable operation in demanding industrial environments.

Key Features and Benefits

• High-Density Output: 16-point sink-type digital output configuration maximizes control capability while minimizing space requirements.
• Precision Control: Fast response times (0.5 ms OFF→ON, 1 ms ON→OFF) enable precise timing for critical automation processes.
• Robust Power Handling: Supports 0.5A per point (4A total unit current) at 24VDC for driving various industrial actuators and relays.
• Compact Industrial Design: Space-saving 35mm width module with DIN rail mounting for easy installation in control panels.
• Reliable Operation: Wide operating temperature range (-10°C to 55°C) with IP20 protection for industrial environments.
• Energy Efficient: Low power consumption (2.5W typical) reduces overall system energy requirements.
• Manufacturer Warranty: Backed by Omron's standard 1-year warranty against manufacturing defects.

Industrial Applications

The NX-OD6121-5 digital output module is ideal for:

• Automated Production Lines: Precise control of pneumatic valves, solenoids, and indicator lights in assembly systems.
• Packaging Machinery: Reliable output signals for controlling conveyor systems, filling machines, and sealing equipment.
• Material Handling Systems: Robust interface for motor starters, relays, and sorting mechanisms in warehouse automation.
• Process Control Applications: Accurate output timing for batch processing and quality control systems.
• Machine Tool Automation: Dependable control signals for CNC machine peripherals and safety systems.

Detailed Technical Specifications

Parameter	Specification
Model Number	NX-OD6121-5 (verified against Omron product documentation)
Output Configuration	16-point sink type (NPN) digital output
Rated Voltage	24 VDC ±10% (21.6 VDC to 26.4 VDC operational range)
Current Rating	0.5 A per point (4 A maximum total unit current)
On-State Voltage Drop	1.5 V maximum at rated current
Leakage Current	0.1 mA maximum (OFF state)
Switching Frequency	Up to 1 kHz (resistive load)
Isolation Voltage	1,500 VAC for 1 minute (between field and internal circuits)
Surge Protection	Built-in protection against inductive load surges
Connection Method	Screwless clamping terminal block (removable)
Mounting	DIN rail (35 mm) mounting standard
Physical Dimensions	35 mm (W) × 110 mm (H) × 65 mm (D)
Weight	200 g ±10%
Power Consumption	2.5 W typical (3 W maximum)
Operating Temperature	-10°C to 55°C (with no condensation or icing)
Storage Temperature	-25°C to 65°C
Operating Humidity	25% to 85% (non-condensing)
Vibration Resistance	10 to 57 Hz, 0.075 mm amplitude (57 to 150 Hz, 9.8 m/s² acceleration)
Shock Resistance	147 m/s² (3 times each in X, Y, and Z directions)
Protection Class	IP20 (IEC 60529)
Compliance Standards	CE, UL, cUL, KC, RCM compliant
Warranty Period	1 year from date of purchase (subject to standard terms and conditions)

System Integration

The NX-OD6121-5 module is designed for seamless integration with Omron's NX-series I/O system and compatible with various industrial networks including EtherCAT, EtherNet/IP, and DeviceNet when used with appropriate couplers. The module supports hot swapping when used with compatible power supply units, allowing for maintenance without system shutdown in properly configured setups.

Installation Notes

For optimal performance, install the module in a well-ventilated control panel away from direct heat sources. Maintain proper clearance (minimum 50mm) above and below the module for heat dissipation. Use appropriate wire gauges (recommended 0.3 to 2.5 mm²) for field wiring and ensure all connections are properly tightened to specified torque values.