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Product Introduction
The Allen-Bradley 1794SC-IF8IU FLEX I/O 8-Channel Universal Isolated Analog Input Module is a versatile analog input module designed for industrial automation applications requiring precise measurement of temperature and process signals. Part of the FLEX I/O series from Rockwell Automation, this module supports 8 channels of universal isolated inputs, capable of accepting thermocouples (TC), resistance temperature detectors (RTD), and other analog signals when used with the appropriate terminal base (1794-TB3G).
The 1794SC-IF8IU ensures safe and accurate signal acquisition through channel-to-channel isolation, making it suitable for critical process control applications. Its compact DIN rail-mount design simplifies installation, while its robust construction guarantees reliability in industrial environments.
Product Specifications
| Parameter | Description |
|---|---|
| Product Type | Universal Isolated Analog Input Module |
| Series | FLEX I/O |
| Manufacturer | Rockwell Automation |
| Model Number | 1794SC-IF8IU |
| Number of Channels | 8 Inputs |
| Input Type | Universal Analog (TC, RTD, Voltage, Current) |
| Input Voltage / Current | 24 VDC, 240 mA |
| Channel Isolation | Yes, fully isolated between channels |
| Terminal Base | 1794-TB3G required for TC/RTD connection |
| Mounting Method | DIN Rail Mount |
| Housing Type | Open Style |
| Ingress Protection | IP20 |
| Signal Range | Thermocouples, RTDs, ±10 V, 4–20 mA |
| Accuracy | High precision industrial grade |
| Dimensions | 94 × 94 × 69 mm |
| Weight | 0.3 kg |
Applications
● Industrial process control for monitoring temperature and process signals using thermocouples or RTDs
● Machine automation requiring multiple analog input channels for sensors and instrumentation
● Distributed I/O systems where precise and isolated signal acquisition is needed
● Process monitoring in chemical, oil & gas, and manufacturing environments
● Temperature measurement applications integrating with PLC systems for control and monitoring
● High-density analog input requirements where multiple signals need simultaneous acquisition
Advantages
● 8 fully isolated input channels prevent signal interference and ensure accurate readings
● Supports TC, RTD, voltage, and current inputs for maximum flexibility
● Compact DIN rail design allows easy integration into control panels
● High precision and stability for industrial process control
● Compatible with 1794-TB3G terminal base for easy wiring of temperature sensors
● Reliable industrial construction ensures long-term operation in harsh environments
● Seamless integration with FLEX I/O and PLC systems enables modular system expansion
