Here’s a concise description of the Omron CJ1W-CLK21 PLC Controller in points:

• Type: Wired (shielded twisted-pair cable).

• Communication Method: N:N token-bus method with Manchester code modulation.

• Transmission Speed: Supports speeds of 2 Mbps (500 m), 1 Mbps (800 m), and 500 kbps (1 km).

• Node Capacity: Maximum of 32 or 62 nodes, depending on the configuration.

• Data Link Capacity: Up to 4,000 send words per node and 62,000 send words per network.

• Error Control: Includes CRC checks and Manchester code verification.

• RAS Functions: Features self-diagnosis, error logging, and watchdog timer for reliability.

• Programming Compatibility: Works with CX-Integrator and CX-Net in CX-One.