Omron C1K-AD analog input (A/D) unit for Omron PLC systems, suitable for processing voltage and current process signals. This module is in good working used condition and includes the attached ribbon cable as shown.
Brand: Omron
Series: C1K
Model: C1K-AD
Type: A/D analog input unit / analog I/O module
Input signal ranges (per front label): 1–5 V and 4–20 mA (selectable per channel)
Channels: Multi-channel analog input (typical C1K-AD spec is 4 inputs; see manual to confirm)
Terminals: Screw terminals marked VIN, IN, COM on the small terminal block
Output/connection: High-density ribbon cable with keyed connector to main PLC base
Certifications: UL and CSA industrial control equipment markings on label
Country of manufacture: Made in Japan (per label)
For full electrical specifications and scaling details, refer to Omron documentation for C1K-AD.
Good working used condition, removed from an operating system
Normal cosmetic wear: plastic yellowing, light scratches, and marks from handling and panel mounting
Ribbon cable and terminal block present and in serviceable condition
No original box, manuals, or extra accessories included
Ideal as a replacement analog input card for existing Omron C1K-based or compatible PLC installations.
Buyer should confirm signal range, channel count, and connector style are compatible with their controller before purchase.
See all photos for close-ups of labels, terminals, connector, and cosmetic condition.
