Allen Bradley 1794-IB16 24VDC Input Module 1794-1B16

The Allen Bradley 1794-IB16 is a 16-channel 24V DC input module designed for use with FLEX I/O systems. This module enables distributed digital input processing, offering high-speed signal acquisition and flexibility in industrial automation applications. The 1794-IB16 provides optical isolation between field inputs and system logic, ensuring enhanced reliability and noise immunity in harsh industrial environments.

In Stock

Technical Specifications

  • Manufacturer: Allen-Bradley (Rockwell Automation)
  • Model: 1794-IB16
  • Input Type: Digital DC input
  • Number of Inputs: 16
  • Voltage Rating: 24V DC (Nominal)
  • Input Signal Delay: 0.5 ms (ON), 1.0 ms (OFF)
  • Input Current: 8 mA at 24V DC
  • Isolation Voltage: 50V (continuous), reinforced insulation
  • Backplane Current Load: 50 mA at 5V DC
  • Power Dissipation: 4W at 31.2V DC
  • Thermal Dissipation: 13.6 BTU/hr
  • Mounting Type: DIN Rail or Panel Mount
  • Operating Temperature Range: 0°C to 55°C (32°F to 131°F)
  • Certifications: UL, CE, CSA, ATEX, IECEx, and Class I Div 2 hazardous location approved

Key Features

  • 16 digital input channels for monitoring 24V DC signals
  • Fast input response time for high-speed control applications
  • Optically isolated inputs to protect against electrical noise and surges
  • Compact and modular design for space-efficient I/O expansion
  • Backplane-powered operation for reduced wiring complexity
  • DIN rail or panel mounting options for easy installation
  • LED indicators for each channel to display real-time status

Compatible Allen-Bradley Components

  • Allen-Bradley 1794-ASB Remote I/O Adapter
  • Allen-Bradley 1794-AENT EtherNet/IP Adapter
  • Allen-Bradley FLEX I/O power supplies (1794-PS3, 1794-PS13)
  • Allen-Bradley 1794 Series FLEX I/O Output Modules

Industry Applications

  • Factory automation and process control
  • Material handling and conveyor systems
  • Packaging and robotic systems
  • Oil and gas, chemical, and refining industries
  • Water treatment and utility monitoring

Installation & Operational Notes

  • Ensure proper wiring and voltage levels before connecting field devices
  • Verify backplane compatibility with existing FLEX I/O system configurations
  • Use LED status indicators to monitor real-time input activity and diagnose faults
  • Mount securely on a DIN rail or panel to ensure stable operation in industrial environments
  • Follow Allen-Bradley installation guidelines for optimal performance and system integration

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