Description
The Omron CS1W-EIP21S is an EtherNet/IP communication unit designed for Omron CS-Series PLCs, enabling high-speed industrial Ethernet connectivity, large-scale tag data exchange, and secure communication across multi-vendor automation networks. It supports seamless integration with enterprise systems and simplifies controller-to-controller communication without requiring ladder programming for tag data links.
Technical Specifications
| Condition |
New / Surplus Available |
| Brand |
Omron |
| Part Number |
CS1W-EIP21S |
| Category |
Sensors & Switches |
| Subcategory |
Sensor Accessory |
| Product Type |
EtherNet/IP Communication Unit |
| Series |
CS1W |
| Unit Type |
CPU Bus Unit |
| Compatible PLCs |
Omron CS1 Series |
| Communication Protocols |
EtherNet/IP (CIP), FINS/TCP, FINS/UDP, Socket Services, SNMP |
| Ethernet Interface |
10/100Base-T (RJ45) |
| Maximum Tag Connections |
256 |
| Maximum Network Nodes |
256 |
| Maximum Data per Connection |
722 Words |
| FINS/TCP Connections |
16 |
| Current Consumption |
620 mA at 5 VDC |
| Mounting Location |
CPU Rack or Expansion Rack |
| Dimensions (W × H × D) |
35 × 130 × 101 mm |
| Certifications |
CE, cULus, Lloyd's, NK |
| Weight |
0.40 lbs |
Information About CS1W-EIP21S
The CS1W-EIP21S is a CPU Bus Unit for Omron CS-Series programmable logic controllers, providing advanced EtherNet/IP communication and enterprise-level networking capabilities. It supports up to 256 tag data link connections, high-capacity data exchange, FINS over TCP/UDP, CIP messaging, and SNMP network management. Built-in security features—including user authentication, IP packet filtering, and secure communications—help protect industrial networks. The module installs directly into a CS-Series CPU or expansion rack and integrates easily with Omron CX-One and Network Configurator software.
Key Features:
- CS-Series EtherNet/IP Communication Unit
- Supports EtherNet/IP (CIP), FINS/TCP, and FINS/UDP protocols
- Up to 256 EtherNet/IP tag data link connections
- Supports up to 256 network nodes
- Integrated RJ45 10/100Base-T Ethernet port
- Built-in security with user authentication and IP filtering
- SNMP network monitoring support
- Online parameter changes without stopping network operation
- CPU Bus Unit for CS-Series PLCs
- Ideal for high-speed industrial Ethernet communication
The CS1W-EIP21S provides secure, high-capacity industrial Ethernet communication for Omron CS-Series automation systems.
