OVERVIEW

Official designation: Omron CJ1W-PA202 (CJ1, AC Power Supply Module)

Role/Application: A compact power supply module for Omron CJ-series PLCs, converting wide-range 85 to 264 V AC input into a stable 5 V DC output for CPU and I/O units.

KEY SPECS SUMMARY

Power: 14 W max output, 5 V DC at 2.8 A

Interfaces / Ports: Screw terminals, no output terminal

Indicators: Power indicator LED

Operating Temp: 0 to 55 degrees C

Platform / Compatibility: Omron CJ-series, DIN rail mount

Limit: 50 VA max power consumption

Lifecycle: Active, cULus and CE approved

FREQUENTLY ASKED QUESTIONS

Technical Specifications:

Q: What is the inrush current limit when the module is cold started at 240 V AC input?

A: The inrush current is 40 A maximum for 8 milliseconds at 200 to 240 V AC for a cold start.

Wiring & Installation:

Q: What are the physical dimensions of the CJ1W-PA202 power supply unit?

A: The unit measures 45 mm wide, 90 mm high, and 81.6 mm deep.

Troubleshooting & Compatibility:

Q: Does the CJ1W-PA202 module include a RUN output or replacement notification function?

A: This model does not include a RUN output contact or a replacement notification function.

Replacement & Upgrades:

Q: What are the higher output capacity AC power supply options available in the CJ1W series?

A: Models like CJ1W-PA205C and CJ1W-PA205R offer a higher 25 W output capacity.