In sourcing discussions, CJ1W-PH41U is often placed next to Siemens PLC, Omron Photoelectric Sensor and Nx1P2 1040Dt1 so procurement teams can align budgets and technical requirements effectively.
Omron CJ1W-PH41U Programmable Logic Controller
The Omron CJ1W-PH41U Programmable Logic Controller (PLC) Process Analog I/O Unit features 4 input channels designed for thermocouple and infrared temperature input. It supports multiple sensor types including K, J, T, E, R, S, B, N, and L, providing high-speed and high-accuracy temperature measurement. The unit includes input isolation and universal input compatibility for precise temperature control in Omron PLC systems. Manufactured by Omron, part of the Omron Programmable Logic Controller family, available under the Omron CJ1W Series.
| Brand | Omron |
| Product Type | Programmable Logic Controller |
| Model Number | CJ1W-PH41U |
| Specification | Value |
|---|---|
| Unit type | Special I/O Unit |
| Product name | Isolatedtype Universal Input Unit |
| Resolution | 1/256,000 (Conversion period: 60 ms) (See note.), 1/64,000 (Conversion period: 10 ms), 1/16,000 (Conversion period: 5 ms) Note: The resolution for potentiometer inputs is 1/4,000. |
| Applicable PLC models | CJ Series |
| Input points | 4 inputs |
| Accuracy (25 Β° C) | Resistance thermometer and thermocouple inputs: Β±0.05% (The accuracy depends on the input type and the measured temperature. For details, refer to the Accuracy and Temperature Coefficient According to Resistance Thermometer and Thermocouple Input Types and Measured Temperatures on Data Sheet. Current or voltage input: Β±0.05% Potentiometer input: Β±1% |
| Temperature coefficient | Resistance thermometer and thermocouple inputs: The temperature coefficient depends on the input type and the measured temperature. For details, refer to the Accuracy and Temperature Coefficient According to Resistance Thermometer and Thermocouple Input Types and Measured Temperatures on Data Sheet. Current or voltage input: Β±80 ppm/Β°C (for full scale) Potentiometer input: Β±100 ppm/Β°C (for full scale) |
| Input signal range | Resistance thermometer, thermocouple, Β±100 mV userset inputs: 15% to 115% of measurable input range 4 to 20 mA, 1 to 5 V, 0 to 1.25 V, 0 to 5 V, 0 to 10 V inputs: 15% to 115% 0 to 20mA inputs: 0% to 115% 1.25 to 1.25 V, 5 to 5 V, 10 to 10 V, Β±10 V userset range inputs: 7.5% to 107.5% Potentiometer input: 15% to 115% of 0 to 2,500 Ξ© |
| Warmup time | Resistance thermometer inputs: 30 min Thermocouple, Β±100 mV userset range inputs: 45 min Current or voltage inputs (excluding Β±100 mV userset range): 30 min Potentiometer input: 10 min |
| Conversion period | 60 ms/4 inputs (1/256,000 resolution), 10 ms/4 inputs (1/64,000 resolution, 5 ms/4 inputs (1/16,000 resolution) |
| Current consumption | 5 V DC at 300 mA max. |
| Dimensions | 31 Γ 90 Γ 65 mm (W Γ H Γ D) |
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