OVERVIEW

Official designation: Omron CJ1M-CPU22 (CJ1M, Micro PLC CPU Unit with Built-in I/O)

Role/Application: Compact, high-speed controller for small to medium-scale machine control, featuring integrated I/O for quick positioning and counting functions.

KEY SPECS SUMMARY

Power: 0.64 A at 5 VDC

Interfaces / Ports: RS-232C, peripheral port

Indicators: RUN, ERR/ALM, COMM, PRPHL LEDs

Operating Temp: 0 degrees C to 55 degrees C

Platform / Compatibility: Omron CJ Series, DIN track

Limit: 640 I/O points, 20 Units max

Lifecycle: Discontinued, replacement is CJ2M-CPU12 and CJ2M-MD211

FREQUENTLY ASKED QUESTIONS

Technical Specifications:

Q: What are the total program and data memory capacities of the CJ1M-CPU22 unit?

A: The unit provides 20K steps of program capacity and 32K words of data memory.

Wiring & Installation:

Q: How many total built-in inputs and outputs does the CJ1M-CPU22 unit feature?

A: The unit features 10 built-in inputs and 6 built-in outputs.

Troubleshooting & Compatibility:

Q: What is the minimum basic instruction execution time for the CJ1M-CPU22 unit?

A: The minimum execution time for basic instructions is 0.10 microseconds.

Replacement & Upgrades:

Q: What is the recommended multi-part replacement for the CJ1M-CPU22 with built-in I/O?

A: The recommended replacement is a combination of the CJ2M-CPU12 and the CJ2M-MD211 pulse I/O module.