Part Number - CS1W-ETN01

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Product Details

  • CS1 Ethernet Communication Control Module (CS1WETN01)
  • Manufacturer: Omron
  • Series: CS1

Product Description

The Omron CS1W-ETN01 (CS1WETN01) is an Ethernet communication control module from the CS1 series. This module can be mounted to up to 4 units on a CPU rack or a CS1 expansion rack. The Ethernet connection can be made by a transceiver cable hooked to a transceiver and the 15-pin Ethernet connector. Below the Ethernet connector has two power supply screw terminals that can attach to an exterior 24VDC power supply for the transceiver. Then above the Ethernet connector of the CS1W-ETN01 there are three switches. The two immediately above the connector is the node number switch that sets this modules FINS node number. The switch above those is the unit number switch that sets the unit number of the Ethernet module.

The CS1W-ETN01 can communicate with other Ethernet devices by the UDP/IP and the TCP/IP protocols. And, as previously noted, the Ethernet communication control module is able to utilize FINS message communication. This allows the CS1W-ETN01 to access other PCs from Omron and can even allow access to the Controller Link and the Sysmac Link networks. Also, this module has the aptitude to send status and unit error information via email to PC. Lastly, the CS1W-ETN01 control module also can connect to the controller link network connection by the FINS communication in order to permit monitoring of the module from a PC connected to the Ethernet.

The CS1W-ETN01’s dimension, length by width by height, is 130mm by 35mm by 116mm (if screw terminal cover is considered) or in English unit, 5.12in by 1.38in by 4.57in. Its weight is 0.66lbs (0.3kg).

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Technical Specifications

Module Type: Ethernet Communication Controller CS1W-ETN01
Weight: 0.66lbs (0.3kg)

Shipping and Order Information

  • TRW Supply can usually ship in stock items same day before 3:30 PM EST for no extra cost and before 5 PM with a rush fee
  • Omron CS1 Shipping options vary by location. Call for an accurate quote.


  • The Omron CS1W-ETN01 comes with a one-year warranty.

Additional Information

TRW Electric & Supply Company is a global automation supplier. We deliver reliable new and refurbished parts at a great value. Our product focus is Omron and Mitsubishi products, but we have been able to provide our customers with solutions from other manufacturers as well. Our goal is to supply the automation industry with the best service and pricing, and of course conduct business with a high level of integrity.

Authorized Distributors

A Omron Authorized Distributor for CS1 is not the only source for Omron products. Many of the Omron products have been discontinued and therefore are no longer available from authorized suppliers. Omron Authorized Supplier of Omron Automation. TRW Electric & Supply has many new and refurbished Omron CS1 parts available for purchase.

More Information: CS1W-ETN01, CS1WETN01, CS1W ETN01, CS1W-ETN 01

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