Allen-Bradley 1794-IRT8 FLEX I/O module, 8-channel RTD/thermocouple input for process automation.

Allen-Bradley | 1794-IRT8 |FLEX I/O (1794 Series)

$765.70
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Allen-Bradley 1794-IRT8 FLEX I/O module, 8-channel RTD/thermocouple input for process automation.
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Allen-Bradley | 1794-IRT8 |FLEX I/O (1794 Series)

Allen-Bradley | 1794-IRT8 |FLEX I/O (1794 Series)

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Product Description: Allen-Bradley 1794-IRT8

The Allen-Bradley 1794-IRT8 is an 8-channel analog input module from the FLEX I/O series, specifically designed for temperature sensing applications. It supports RTD (Resistance Temperature Detector) and thermocouple inputs, offering flexible, high-density temperature input for distributed control systems. This module integrates seamlessly into remote I/O architectures using FLEX adapters and is ideal for process automation requiring compact, scalable solutions.

Key Features

  • 8 individually configurable channels
  • Supports RTD (Pt100, Ni100) and thermocouple (Type J, K, T, etc.) inputs
  • High accuracy and 16-bit resolution for precise temperature measurement
  • Configurable for °C or °F units, and linear scaling
  • Diagnostic features include open sensor detection
  • Compatible with 1794 FLEX I/O terminal bases and adapters
  • Hot-swappable in compatible systems

Technical Specifications

  • Input Types: RTD (Pt100, Ni100), Thermocouples (J, K, T, etc.)
  • Number of Channels: 8
  • Resolution: 16-bit
  • Input Range: Sensor-specific, auto-scaled via configuration
  • Accuracy: ±0.5°C typical (sensor dependent)
  • Conversion Time: ~250 ms per channel
  • Backplane Current Load: 70 mA @ 5V DC
  • Power Supply: Provided via terminal base unit
  • Mounting: DIN rail using FLEX I/O terminal base
  • Operating Temperature: 0°C to 55°C
  • Protection Rating: IP20
  • Certifications: UL, cUL, CE, ATEX (when used in approved systems)
  • Dimensions: Approx. 94 x 94 x 40 mm (H x W x D)

Application Areas

  • Industrial temperature monitoring systems
  • Process control in food & beverage, chemical, and pharmaceutical industries
  • Distributed control architectures in manufacturing plants
  • SCADA-integrated remote I/O applications
  • OEM machinery requiring compact thermal input modules

Advantages

  • High-density temperature input reduces system footprint
  • Supports multiple sensor types for flexible use
  • Diagnostic capabilities improve system reliability
  • Modular and scalable with other FLEX I/O components
  • Easy integration into EtherNet/IP, ControlNet, or DeviceNet networks via FLEX adapters

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