CJ1W-OD261 16-Point Digital Output Module for PLC Systems

Product Overview

The Omron CJ1W-OD261 is a high-performance digital output unit designed for industrial automation systems, part of the renowned CJ Series Programmable Logic Controllers (PLCs). This industrial-grade module delivers precise and reliable 24VDC output control with 64 configurable points, making it ideal for demanding automation environments. Engineered for seamless integration with Omron CJ1 PLC systems, this unit ensures optimal performance in factory automation, process control, and machine automation applications. Backed by Omron's quality assurance, this product comes with a standard 1-year manufacturer's warranty.

Key Features and Benefits

• High-Density Output Configuration: 64 individually controllable output points (sink or source configurable) for maximum system flexibility
• Industrial-Grade Reliability: 24VDC rated voltage with robust transistor outputs capable of 0.5A per point (8A per common) for driving industrial loads
• Ultra-Fast Response: Industry-leading switching performance with 1ms (ON→OFF) and 1.5ms (OFF→ON) response times for precision control
• Advanced Isolation: Photocoupler isolation between internal and external circuits ensures protection against electrical noise and voltage spikes
• Compact Design: Space-saving form factor (31×90×65mm) with only 200g weight for efficient panel space utilization
• Energy Efficient: Low power consumption (1.5W from 5VDC internal power) reduces overall system energy requirements
• Durable Construction: Designed to withstand harsh industrial environments with stable performance under varying conditions

Industrial Applications

The CJ1W-OD261 digital output unit is engineered for diverse industrial automation scenarios including:

• Manufacturing Automation: Precise control of solenoid valves, actuators, and pneumatic components in production lines
• Material Handling Systems: Reliable operation of conveyors, sorters, and automated guided vehicles (AGVs)
• Packaging Machinery: Synchronized control of filling, sealing, and labeling equipment in high-speed packaging applications
• Process Industries: Monitoring and control of pumps, valves, and indicators in chemical, food, and pharmaceutical processing
• Assembly Automation: Coordinated operation of robotic workcells and precision assembly stations
• Building Automation: Control of HVAC components, lighting systems, and access control devices

Detailed Technical Specifications

Parameter	Specification
Model Number	CJ1W-OD261 (verified Omron part number)
Output Type	Transistor output (configurable as sink or source)
Number of Output Points	64 points (8 points × 8 commons)
Rated Voltage	24 VDC ±10%
Maximum Load Current	0.5 A per point, 8 A maximum per common
Leakage Current	0.1 mA maximum (when OFF)
ON Voltage Drop	1.5 V maximum (at rated current)
Response Time	1 ms maximum (ON to OFF), 1.5 ms maximum (OFF to ON)
Isolation Method	Photocoupler isolation between internal and external circuits
Surge Protection	Built-in surge absorber for inductive loads
Operating Temperature	0°C to 55°C (32°F to 131°F)
Storage Temperature	-25°C to 65°C (-13°F to 149°F)
Operating Humidity	10% to 90% (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)
Noise Immunity	1,500 Vp-p noise voltage (1 μs pulse width, 25 to 60 Hz)
Mounting	DIN rail mounting or direct panel mounting
Dimensions (W × H × D)	31 mm × 90 mm × 65 mm (1.22" × 3.54" × 2.56")
Weight	200 g (0.44 lb)
Power Consumption	1.5 W (from 5 VDC internal power supply)
Warranty	1-year manufacturer's warranty (terms and conditions apply)
Compliance Standards	CE, UL, CSA, and other international standards (specific certifications may vary by region)

System Integration

The CJ1W-OD261 module is designed for seamless integration with Omron CJ1 series PLC systems. It connects directly to the CJ1 CPU unit via the high-speed backplane, ensuring synchronized operation with other CJ-series I/O modules. The unit supports both sink and source output configurations, providing compatibility with various field devices and control systems.

Installation Considerations

For optimal performance, install the CJ1W-OD261 in a well-ventilated control panel with adequate clearance for heat dissipation. Follow Omron's installation guidelines for proper wiring practices, including appropriate wire gauges and separation of signal and power lines. The module is designed for DIN rail mounting (35mm) or direct panel mounting using the provided mounting holes.