Type | Ports | Protocols | Unit class | Remarks | Connection type | Order code |
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Serial | 2 × RS-232C | CompoWay/F, Host Link, NT link, Modbus, User-defined | CPU bus unit | - | 9-pin D-Sub | CS1W-SCU21-V1 |
Serial | 2 × RS-422/RS-485 | CompoWay/F, Host Link, NT link, Modbus, User-defined | CPU bus unit | - | 9-pin D-Sub | CS1W-SCU31-V1 |
Serial | 2 × RS-232C | CompoWay/F, Host Link, NT link, Modbus, User-defined | CPU option board | - | 9-pin D-Sub | CS1W-SCB21-V1 |
Serial | 1 × RS-232C + 1 × RS-422/RS-485 | CompoWay/F, Host Link, NT link, Modbus, User-defined | CPU option board | - | 9-pin D-Sub | CS1W-SCB41-V1 |
GP-IB | Master/Slave selectable | GP-IB instrument communication | Special I/O unit | - | GP-IB | CS1W-GPI01 |
Ethernet | 1 × 100 Base-Tx | UDP, TCP/IP, FTP server, SMTP (e-mail), SNTP (time adjust), FINS routing, socket service | CPU bus unit | - | RJ45 | CS1W-ETN21 |
Controller link | 2-wire twisted pair | Omron proprietary | CPU bus unit | - | 2-wire screw + GND | CS1W-CLK23 |
Optical HPCF | - | 2 × HPCF connector | CS1W-CLK13 |
Optical graded-index fiber | - | 4 × ST connector | CS1W-CLK53 |
EtherNet/IP | 1 × 100 Base-Tx | EtherNet/IP, UDP, TCP/IP, FTP server, SNTP, SNMP | CPU Bus unit | 31 mm | RJ45 | CS1W-EIP21 |
DeviceNet | 1 × CAN | DeviceNet | CPU bus unit | - | 5-p detachable | CS1W-DRM21-V1 |
CompoNet | 4-wire, data + power to slaves (Master) | CompoNet (CIP-based) | Special I/O unit | - | 4-p detachable IDC or screw | CS1W-CRM21 |
CompoBus/S | 2-wire (Master) | Omron proprietary | Special I/O unit | - | 2-wire screw + 2-wire power | CS1W-SRM21 |
PROFIBUS-DP | 1 × RS-485 (Master) | DP, DPV1 | CPU bus unit | - | 9-pin D-Sub | CS1W-PRM21 |
CAN | 1 × CAN | CANopen, User-defined | CPU bus unit | - | 5-p detachable | CS1W-CORT21 |
PROFINET IO | 1 × 100 Base-Tx PROFINET IO controller | FINS UDP | CPU bus unit | - | RJ45 | CS1W-PNT21 |
PROFIBUS-DP | 1 × RS-485 (Slave) | DP | C200H special I/O unit | C200H units cannot be used on CS1D systems | 9-pin D-Sub | C200HW-PRT21 |
Description | Connection type | Order code |
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RS-232C to RS-422/RS-485 signal converter. Mounts directly on serial port. | 9-pin D-sub to screw clamp terminals | CJ1W-CIF11 |
Controller link PCI board with support software | PCI, wired CLK | 3G8F7-CLK23-E |
Controller link PCI board with support software | PCI, HPCF connectors | 3G8F7-CLK13-E |
Controller link PCI board with support software | PCI, ST connectors | 3G8F7-CLK53-E |
Controller link repeater unit (wire to wire) | Screw - Screw | CS1W-RPT01 |
Controller link repeater unit (wire to HPCF fiber) | Screw - HPCF connector | CS1W-RPT02 |
Controller link repeater unit (wire to graded-index glass fiber) | Screw - ST connector | CS1W-RPT03 |
PROFIBUS DP to RS-422/RS-485 Serial Gateway. User-configurable, with Omron protocols built-in. | 9-pin D-sub to screw clamp terminals | PRT1-SCU11 |
PROFINET IO + ModBus/TCP to Modbus/RTU (RS-485) Gateway. | 3 × RJ45 to screw clamp terminals | EJ1N-HFU-ETN |