Omron CJ1W-OC201 Relay Output Unit

USD 89.25

8-point independent relay output module with 2 A switching, removable terminal block, 15 ms response, and CJ/NJ compatibility.

SKU Omron-CJ1W-OC201 Category
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Omron CJ1W-OC201 Relay Output Unit

Model Identifier CJ1W-OC201
Official Part Number CJ1W-OC201
GTIN Standard NA

Technical Overview

CJ-series 8-point contact output unit with independent relay outputs and removable terminal block. Official Omron specifications list 2 A maximum switching capacity at 250 VAC or 24 VDC, 1 mA minimum switching capacity at 5 VDC, 15 ms max ON/OFF response, 20 MΩ insulation resistance, 2,000 VAC dielectric strength, and 140 g max weight. It is intended for CJ/NJ controller systems and supports 8 independent contacts with a terminal-block wired interface.

Key Features

  • 8 independent relay contact outputs
  • Removable terminal block wiring
  • 2 A max switching capacity at 250 VAC or 24 VDC
  • 1 mA minimum switching capacity at 5 VDC
  • 15 ms max ON response time
  • 15 ms max OFF response time
  • 20 MΩ insulation resistance
  • 2,000 VAC dielectric strength
  • 140 g max weight
  • Compatible with CJ/NJ controller systems

Independent relay outputs with 2 A switching capacity per contact.

Technical Specification Matrix

ParameterValue
Output typeContact output unit with independent relays
Number of outputs8 points
Number of circuits8 independent contacts
Max switching capacity2 A 250 VAC (cosφ = 1), 2 A 250 VAC (cosφ = 0.4), 2 A 24 VDC (16 A/Unit)
Min switching capacity1 mA 5 VDC
Relay typeNY-24W-K-IE (Fujitsu Takamizawa Components, Ltd.), cannot be replaced
ON response time15 ms max.
OFF response time15 ms max.
Insulation resistance20 MΩ between external terminals and GR terminal (500 VDC)
Dielectric strength2,000 VAC between external terminals and GR terminal for 1 minute at 10 mA max leakage current
Internal current consumption, 5 VDC90 mA max.
Internal current consumption, 24 VDC48 mA max. (6 mA × No. of ON points)
Weight140 g max.
External connectionRemovable terminal block
I/O allocation16 I/O bits (1 word) allocated; 8 used for external I/O
StandardsUC1, N, L, CE

Industrial Applications

1. Machine tool interlock and status relay switching

Controls discrete machine enable, permissive, and alarm relay circuits where isolated contact outputs and 2 A switching are required.

Problem Solved

Provides galvanically isolated relay outputs for directly switching control circuits and pilot loads without semiconductor leakage.

relay outputindependent contacts2 A switchingindustrial interlockPLC output

2. Conveyor zone control and diverter actuation

Drives contactor coils, solenoids, or stack-light circuits in conveyor automation where response time and contact isolation matter.

Problem Solved

Reliable discrete actuation for field devices that need clean dry-contact switching rather than transistor outputs.

conveyor controlcontactor coilsolenoid controldry contactCJ/NJ controller

3. Process skid alarm and hardwired permissive logic

Implements hardwired alarm annunciation and permissive chains in process skids using relay contacts and removable terminal wiring.

Problem Solved

Supports simple, maintainable hardwired logic for alarm lamps, horns, and safety permissives with documented insulation and dielectric ratings.

alarm relaypermissive circuithardwired logicinsulation resistancedielectric strength
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