Omron PLC Programming Cable

The OMRON CS1W-CIF31 is a USB-to-serial conversion cable for Omron PLCs. The full cable that connects a PC to an Omron PLC is typically the CS1W-CN226, which is a combination of the RS-232 converter and a cable to a specific PLC port. The user’s query for “CN226” likely refers to the CS1W-CN226 cable.

Technical Specifications and Features:

CS1W-CIF31:

• Type: USB-to-RS232C converter cable.
• Function: It allows a modern PC with only USB ports to communicate with Omron PLCs and other devices that have an RS232C (D-sub 9-pin) port.
• Compatibility: Supports a wide range of Omron PLCs, including the CS/CJ/CP series, C-series, and CVM1/CV-series, as well as NS/NT series HMIs.
• Driver: Requires a specific driver to be installed on the PC to emulate a traditional COM port.

CS1W-CN226:

• Type: Direct PLC programming cable.
• Function: It connects the peripheral port of Omron PLCs (like the CS/CJ series, CQM1H, and CPM2C) directly to a computer’s serial (RS232C) port or, more commonly, a USB port via a built-in converter.
• Interface: Connects the PC’s USB port to the PLC’s 10-pin port.

Summery:

Both the CS1W-CIF31 and the CS1W-CN226 are active products. They are standard and essential accessories for their respective PLC series and are still widely used and available.