Omron CJ1W-ID211-SL Digital Input Unit

The Omron CJ1W-ID211(SL) is a compact digital input module designed for use with the CJ-series modular PLCs, featuring 16 discrete 24 VDC inputs and screwless clamp terminals for quick, tool-free wiring. Engineered for fast and reliable signal acquisition, this unit supports both PNP and NPN input types, making it a versatile solution for a wide range of factory automation applications.

Its ultra-slim 31 mm width saves space on the DIN rail while delivering robust digital input capability with configurable OFF/ON delay settings and 4 separate COM terminals for segmented wiring.

I/O Specifications

Model: CJ1W-ID211(SL)
I/O Type: Basic Digital Input Unit
Number of Digital Inputs: 16
Input Signal Type: PNP/NPN compatible
Rated Input Voltage: 24 VDC
Permitted Input Voltage Range: 20.4 to 26.4 VDC
OFF/ON Delay Time: 0 to 32 ms (configurable)
Input Filtering: Yes
Number of Digital Outputs: None
Output Current: N/A
Short-Circuit Protection: Not applicable

Electrical & Terminal Interface

• I/O Connector Type: Screwless clamp terminal block
• Detachable Connector: No
• Number of I/O Connectors: 1
• Number of COM Terminals: 4
• Number of V+ (IOV) Terminals: 0
• Number of V– (IOG) Terminals: 0

Mechanical Specifications

• Mounting Method: DIN rail (via CJ1 backplane)
• Product Dimensions (W × H × D): 31 × 90 × 85 mm
• Weight: 60 g (unpacked)

Environmental Ratings

• Operating Temperature: 0 to 55°C
• Storage Temperature: –20 to +75°C
• Relative Humidity: 10% to 90% RH (non-condensing)
• Shock Resistance: Conforms to IEC 60068-2-27
• Vibration Resistance: Conforms to IEC 60068-2-6

System Integration

• I/O Bus Compatibility: CJ I/O Bus
• PLC Series: Omron CJ1 / CJ2
• Unit Type: Expansion I/O module
• Wiring Type: Tool-free, screwless clamp

Applications

Ideal for:

• Standard I/O signal acquisition in control panels
• Packaging lines and conveyor systems
• OEM automation assemblies
• PLC-based digital signal interfacing
• Fast panel wiring with reduced maintenance

Key Features & Benefits

✅ Fast Installation: Screwless terminals enable quick wiring without tools.

✅ Wide Voltage Range: Accepts 20.4–26.4 VDC input for stable operation.

✅ Universal Inputs: Supports both sourcing (PNP) and sinking (NPN) sensors.

✅ Compact Design: Only 31 mm wide for space-constrained panels.

✅ CJ Bus Integration: Seamlessly communicates with CJ1/CJ2 PLC CPUs.

📦 Available from Drive Outlet Megastore

The Omron CJ1W-ID211(SL) is a reliable, compact digital input unit designed to streamline wiring and simplify your PLC architecture. With 16 input points and screwless terminal technology, it provides fast deployment for scalable control systems.

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