Designing Power and Communication Redundancy
Design control-system redundancy by mapping shared dependencies, separating power and network paths, defining failover behavior, exposing degraded operation, and proof-testing every tolerated fault.
Manufacturer: Omron
Product No.: CS1W-CT021
Country of origin:Japan
Product Type: High-Speed Counter Units
Payment: T/T, Western Union
Weight: 3000g
Shipping port: Xiamen
Warranty: 12 months
Designed for high-precision pulse tracking and motion sensing, the CS1W-CT021 serves as a dedicated high-speed counter module within the Omron SYSMAC CS1-series PLC platform. This module enables real-time processing of high-frequency input signals from rotary encoders, linear scales, and proximity sensors, bypassing standard PLC scan cycle limitations to ensure microsecond-level response accuracy.
The unit interfaces directly with the CS1 backplane, drawing power efficiently while communicating high-speed count values, status flags, and control parameters directly to the CPU. It is built to operate reliably in demanding industrial automation environments, supporting complex positioning, speed measurement, and synchronization tasks across various manufacturing systems.
| Manufacturer | Omron |
| Part Number/Model | CS1W-CT021 |
| Series | SYSMAC CS1 |
| Module Type | High-Speed Counter Unit |
| Internal Current Consumption | 360 mA at 5 VDC (via backplane) |
| Ambient Operating Temperature | 0 to 55 degC |
| Ambient Storage Temperature | -20 to 75 degC |
| Ambient Operating Humidity | 10% to 90% RH (without condensation) |
| Shipping Weight | 3.0 kg |
When installing the CS1W-CT021 high-speed counter unit, adhere to the following engineering practices:
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Returns & Warranty

Global Express Shipping
Returns & Warranty
Orders are processed and delivered Monday-Friday (excluding public holidays).
For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .
| Country of origin |
Japan
|