SKU: CJ1W-ID201
Omron CJ1W-ID201 Digital Input Unit 8-Point DC12-24V
Omron CJ1W-ID201 is an 8-point DC digital input unit for CJ series PLCs, accepting DC12-24V input signals for industrial automation.
USD 60.00 per unit, volume discounts available
- In stock, ships in 24h
- 100% genuine Omron
- 1-year manufacturer warranty
- Worldwide delivery
Key Features
- CJ1W digital input module for CJ racks
- Supports incremental input capacity expansion
- Suitable for retrofit and machine growth projects
- Maintains continuity with existing CJ architecture
- Improves cabinet signal organization and diagnostics
- Designed for industrial panel integration
Scalable Digital Input Acquisition in CJ-Series Systems
CJ1W-ID201 is part of Omron CJ1W modular I/O lineup and is used to increase input-channel capacity for field devices in CJ-series PLC installations. It is commonly selected in machine retrofits and line extensions where input count grows over time while the base controller architecture remains fixed. Typical signals include limit switch status, sensor outputs, and interlock contacts. During design, teams should confirm module compatibility, rack slot allocation, and channel addressing strategy. Proper terminal identification and software mapping documentation improve commissioning quality and support faster maintenance response. CJ1W-ID201 is generally used when reliable incremental I/O growth is required without disrupting existing PLC platform standards.
Typical Applications
- Digital signal expansion in machine control panels
- Interlock and status input capture in utility cabinets
- I O scaling for OEM machine option variants
- Retrofit updates of long-life CJ installations
- Zone-based input grouping for serviceability
- Discrete monitoring for production line states
Buying Checklist
- Confirm CPU/rack compatibility matrix before ordering.
- Validate wiring standard and signal voltage constraints.
- Review PLC program impact from added input addresses.
- Document channel names and terminal references clearly.
- Stock spare modules for critical production systems.
Technical Specifications
| Model | CJ1W-ID201 |
|---|---|
| Series | CJ1W |
| Type | Digital Input Unit |
| Input Points | 8 points |
| Input Voltage | DC12-24V |
| Input Current | 7mA typical at 24VDC |
| ON Voltage | 8.8V minimum |
| OFF Voltage | 3V maximum |
| Input Impedance | 2.4kΩ |
| Response Time | 0-32ms (adjustable) |
| Common | 8 points/common, 1 circuit |
| Connection | Removable terminal block |
| Current Consumption | 80mA at 5VDC (internal) |
| Mounting | CJ series backplane |
| Operating Temperature | 0 to +55°C |
| Certifications | CE, UL, CSA |
Frequently Asked Questions
What PLCs is this input unit compatible with?
CJ1W-ID201 works with all CJ series CPUs: CJ1M, CJ1G, CJ1H, CJ2M, CJ2H. Mounts on CJ series backplane. Not compatible with CP, CPM, or CS series without adapter.
Can I use this input unit with 24VDC sensors?
Yes, DC12-24V input range accepts standard 24VDC sensors (proximity, photoelectric). Connect sensor + to external 24V+, sensor output to input terminal, input COM to 24V-.
What's the maximum wire size for terminals?
Terminal block accepts 22-14 AWG (0.5-2.5mm²) solid or stranded wire. Use ferrules for stranded wire. Torque: 0.5-0.6 N·m.
How do I adjust input response time?
Response time (0-32ms) is set in PLC configuration via CX-Programmer. Default: 8ms. Shorter time for high-speed inputs, longer time for noisy environments.
Can I use this input for high-speed counting?
No, CJ1W-ID201 is standard input (max 1kHz). For high-speed counting (up to 100kHz), use CJ1W-CT021 high-speed counter unit or CPU built-in high-speed counter inputs.
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