Key facts
- Brand
- Omron
- Model
- CJ1
- Industry
- Industrial
- Documents
- 15
- Languages
- EN · JA
- Last added
- 2012-05-08
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Omron CS1W-DRM21(-V1) & CJ1W-DRM21 DeviceNet Units Operation Manual
This manual describes the installation, configuration, and operation of the CS1W-DRM21(-V1) and CJ1W-DRM21 DeviceNet Units for SYSMAC CS/CJ series PLCs. It provides safety precautions, system features, word allocations, remote I/O and message communications, backup functions, and maintenance procedures.
The document is organized into sections covering features and system configuration, nomenclature and installation, allocated CIO/DM words, master and slave remote I/O communications, message communications (FINS), other functions, communication timing, troubleshooting and maintenance, and several appendices with additional technical details and allocation differences.
Omron CJ1 specifications
| Maximum physical axes | 30 (32 total with virtual axes) |
|---|---|
| Simultaneous motion programs | 8 |
| Maximum communication length | 50 m |
| MECHATROLINK‑II node limit (50 m) | 15 nodes |
All Omron CJ1 documents by type
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
- Omron CS1W-CRM21/CJ1W-CRM21 CompoNet Master Units Operation Manual 235 p
- Omron CJ1W-MCH71 Motion Control Unit User Manual 51 p
- Omron CS1W-DRM21(-V1) & CJ1W-DRM21 DeviceNet Units Operation Manual 289 p
- Omron CJ1W‑TC Temperature Control Units Operation Manual 113 p
- Omron CJ1M-CPU22/CPU23 Operation Manual 181 p
- Omron CJ1W-V600C11/V600C12 and CS1W-V600C11/V600C12 ID Sensor Unit User Manual 4 p
- Omron CJ1 Series PLC User Manual 57 p
Disassembly, diagnostics and part numbers, for repair.
- OMRON CS1W-V600C11/CS1W-V600C12/CJ1W-V600C11/CJ1W-V600C12 Manual
- omron SYSMAC CJ Series CJ1W-AD04U CJ1W-AD04U-SL OPERATION MANUAL
- omron SYSMAC CS/CJ Series CS Series: CS1W-DRM21(-V1) CJ Series: CJ1W-DRM21 DeviceNet Units OPERATION MANUAL
- OMRON CS1W-ETN01 (10Base-5) CS1W-ETN11 (10Base-T) CJ1W-ETN11 (10Base-T) Manual
- omron SYSMAC CS CJ Series CS1W-EIP21 (100Base-TX) CJ1W-EIP21 (100Base-TX) EtherNet/IP Units OPERATION MANUAL
- OMRON SYSMAC CJ-series CJ1W-CTL41-E 4-Channel Counter Unit OPERATION MANUAL
- omron CJ-series Built-in I/O CJ1M-CPU21/22/23 CJ1M CPU Units OPERATION MANUAL
Questions answered in these manuals
How many axes can the CJ1W-MCH71 control?
It can control up to 30 physical axes, or 32 total when virtual axes are included.
Can the unit perform linear or circular interpolation?
No, the unit does not support coordinate conversions for linear, circular, or helical interpolation with articulated or cylindrical robots; it only provides PTP control for those robots.
What is the purpose of this manual?
It describes the installation and operation of the CJ1W‑TC Temperature Control Units.
From: Omron CJ1W‑TC Temperature Control Units Operation Manual
Can the ID sensor unit be disassembled?
No, the unit must not be disassembled.
From: Omron CJ1W-V600C11/V600C12 and CS1W-V600C11/V600C12 ID Sensor Unit User Manual
What safety measures are required when using the unit?
External safety measures such as emergency stop circuits, interlock switches, and fault diagnosis must be implemented.
From: Omron CJ1W-V600C11/V600C12 and CS1W-V600C11/V600C12 ID Sensor Unit User Manual
What is the scan time of the CJ1 controller?
The scan time is 30 K steps in 870 µs.