1794-IB

Other Videos
November 27, 2025
Category Connection: Allen Bradley
Brief: See how the Allen Bradley 1794-IB8 Digital Input Module can bring practical value to your industrial automation tasks. This video provides a clear walkthrough of its hot-swappable installation, status LED indicators, and integration with the Flex I/O platform, demonstrating its reliable performance across various demanding applications.
Related Product Features:
  • Provides 8 current-sinking digital inputs with a 10-31.2V DC on-state voltage range.
  • Features hot-swappable capability for insertion and removal under power without system restart.
  • Includes 16 yellow status LEDs for clear channel indication and monitoring.
  • Compatible with 1794-TB3 and 1794-TB3S terminal bases for flexible installation.
  • Supports multiple communication protocols including ControlNet, DeviceNet, EtherNet/IP, and Universal Remote I/O.
  • Offers D and XT variants for enhanced diagnostics and extreme environment operation.
  • Designed for reliable operation in temperatures from 0-55°C (32-131°F) with 5-95% noncondensing humidity.
  • Serves as a direct replacement for earlier Flex I/O input modules with maximum power dissipation of 3.5W.
FAQs:
  • What are the key electrical specifications of the 1794-IB8 module?
    The module provides 8 current-sinking inputs with a 10-31.2V DC on-state voltage range, 2.0-12.0 mA on-state current, and maximum off-state voltage of 5V DC, with power dissipation up to 3.5W at 31.2V DC.
  • Can this module be replaced without shutting down the system?
    Yes, the 1794-IB8 module can be inserted or removed under power since it has no direct field wiring, significantly reducing downtime caused by system restarts.
  • Which communication protocols are supported by this Flex I/O module?
    The module supports multiple communication options including ControlNet, DeviceNet, EtherNet/IP, and Universal Remote I/O through the Flex I/O platform.
  • What industrial applications is this module suitable for?
    The 1794-IB8 is commonly used in food and beverage processing, automotive production, pharmaceuticals, material handling, water treatment, power generation, oil and gas, and many other industrial sectors.