OMRON CJ1M CPU Unit CJ1M-CPU21
Product name:CJ1M CPU Unit(Built-in I/O).
Model:CJ1M-CPU21.
I/O capacity/Mountable Units(Expansion Racks):160 points/10 Units (No
Expansion Rack).
Program capacity:5K steps.
Data memory capacity:32K words(DM: 32K words,EM:None).
LD instruction execution time:0.1 μs.
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Note

1. Current consumptions include current for a Programming Console. Add 0.15 A per Adapter when using NT-AL001 RS-232C/RS-232A Adapters.
Add 0.04 A per Adapter when using CJ1W-CIF11 RS-422A Adapters.

2. The CJ1M low-end models (CJ1M-CPU11(-ETN)/CPU21) have different specifications for the overhead processing time, pulse start time, number of subrou-tines, number of jumps, number of scheduled interrupts, and number of PWM outputs than the other CJ1M models (CJ1M-CPU12(-ETN)/CPU13(-ETN)/CPU22/CPU23).
For details, refer to the SYSMAC CJ-series Operation Manual (Cat. No. W474) and the SYSMAC CJ-series Built-in I/O Operation Manual (Cat. No. W395).

3. The connector for built-in I/O in the CJ1M-CPU21/22/23 is not included. Purchase one of the connectors or connector cables, refer to connectors or connector cables on page 40.

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