The C0-02DD1-D is a CLICK series analog PLC module operating at 24 VDC, featuring 4-20 mA signal compatibility. With 16 KB memory capacity and 8K program steps, it offers 4-point DC discrete inputs, 2-channel analog inputs (current/voltage), 4-point sinking discrete outputs, and 2-channel analog outputs (current/voltage). The module includes battery backup functionality and comes with a removable terminal block for convenient wiring.