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Omron CJ1W-OD231 CJ Series Transistor Output Unit 8-Points 2A 12-24VDC

SKU: CJ1W-OD231

8-point high-current transistor output module 2A per point for heavy loads

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Product Overview

The Omron CJ1W-OD231 is an 8-point high-current transistor output module for CJ1 series PLCs, designed for applications requiring direct drive of higher-current DC loads without interposing relays. This module features NPN (sinking) transistor outputs rated at 2A per point, providing substantial current capacity for driving solenoids, contactors, motor starters, and other DC loads that would otherwise require relay intermediation. The 2A per point rating represents a significant increase over standard 0.5A output modules, reducing system complexity and cost by enabling direct connection of higher-power devices. The CJ1W-OD231 operates on 12-24VDC load voltage, compatible with common industrial control voltages. Each output point includes individual LED status indicators, enabling immediate visual verification of output states during setup, operation, and troubleshooting. Built-in protection features include short circuit protection and overload protection, safeguarding the module and connected equipment from damage due to wiring faults or excessive loads. The fast response time of 0.5ms or less ensures precise timing control in high-speed applications. The module connects through a standard 20-pin connector, providing organized field wiring connections. Applications include direct drive of hydraulic and pneumatic valves, high-power indicator systems, motor starter control, and any application requiring robust DC output capability.

  • SKU: CJ1W-OD231
  • Series: CJ1
  • Voltage: 12-24VDC
  • I/O: 8 I/O

Best-Fit Applications

  • Hydraulic valve direct control
  • Pneumatic solenoid valves
  • High-power indicator driving
  • Motor starter direct control
  • Heavy-duty actuator control
  • Industrial process valves
  • Large indicator arrays
  • Power switching applications

Buying Checklist

  • 2A rating eliminates external relays
  • Direct drive reduces system cost
  • Built-in protection ensures reliability
  • Individual status LEDs for diagnostics
  • Fast response for precise control
  • Compact 8-point design
  • Proven Omron transistor technology
  • Easy installation and wiring

Technical Specifications

Model CJ1W-OD231
Series CJ1
Output Type Transistor NPN (sinking)
Number of Outputs 8 points
Load Voltage 12-24VDC
Output Current 2A per point
Total Current 16A max per common
Response Time 0.5ms max
Surge Current 4A for 10ms
Connection 20-pin connector
Current Consumption 130mA at 5VDC
Mounting CJ1 backplane
Weight Approx. 140g

FAQ for CJ1W-OD231

What connector is needed for CJ1W-OD231?
The module uses a 20-pin connector. Order appropriate C200H connector set for field wiring.
Can this module drive inductive loads directly?
Yes, the 2A rating with built-in protection allows direct drive of inductive loads like solenoids.
How does CJ1W-OD231 differ from CJ1W-OD212?
CJ1W-OD231 has 8 points at 2A each, while CJ1W-OD212 has 16 points at 2A each. Choose based on I/O count needs.

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