CJ1W-AD04U

Name: CJ1W-AD04U
Brand: OMRON
SKU: CJ1W-AD04U

The OMRON CJ1W-AD04U is a versatile analog input unit with 4 channels, supporting DC voltage, DC current, thermocouples, and platinum resistance thermometers. It ensures high precision and reliability in industrial automation.

Product ModelCJ1W-AD04U

Product ID59832

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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Feature1. Versatile Input Types The CJ1W-AD04U supports a wide range of input types, including DC voltage (1 to 5 V, 0 to 5 V, 0 to 10 V), DC current (0 to 20 mA, 4 to 20 mA), thermocouples (K, J, T, L, R, S, B), and platinum resistance thermometers (Pt100, Pt1000, JPt100). This versatility makes it suitable for various industrial applications.
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Feature2. High Precision With a resolution of 14 bits for analog inputs, the CJ1W-AD04U provides high precision in data conversion, ensuring accurate readings and reliable performance.
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Feature3. Isolation and Safety The unit features isolation between input channels and controller signals, preventing unwanted current paths and ensuring safe operation. This isolation is achieved through transformers for power supply and photocouplers for signals.
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Feature4. Easy Installation and Configuration The CJ1W-AD04U is designed for easy installation and configuration. It comes with a detachable terminal block and can be set up using rotary switches on the front panel, making it user-friendly and efficient.

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

IO Connection Terminal Type

Screw Terminals

Relay outputs

2 MOS FET

Special function

Isolated

I/O capacity

Number of Analog Inputs

Resolution/Conversion Time

12000 (250 ms for 4 points)

Feature6. Reliability and Durability The CJ1W-AD04U is built to withstand the demands of industrial environments. It has a warm-up time of 30 minutes and can operate within a temperature range of 0°C to 55°C, ensuring consistent performance over time. Additionally, it features insulation resistance of 20 MΩ at 500 V DC and dielectric strength of 500 V AC for 1 minute, providing robust protection against electrical interference and faults.