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1791DS-IB8XOBV4 Guard I/O Module Allen-Bradley

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  • Vendor:

    Allen-Bradley

  • Type:

    I/O Module

  • Tags I/o module

About the Product

Product Introduction: Allen-Bradley 1791DS-IB8XOBV4 Guard I/O Module

Key Technical Parameters

  • Brand: Allen-Bradley
  • Model Number: 1791DS-IB8XOBV4
  • Product Line: Guard I/O 1791DS Series
  • Input Channels: 8 single-channel safety inputs.
  • Input ON Voltage: 11V DC minimum signal level.
  • Output Channels: 4 safety outputs (sourcing/sinking pair).
  • Operating Voltage: Wide range from 19.2 to 28.8V DC.
  • Power Draw: Low consumption at 85 mA (@ 24V DC).

Performance & Safety Ratings

  • Safety Certification: Complies with IEC 61508 for SIL 3 applications.
  • Safety Category: Meets Category 4 requirements per EN 954-1.
  • Enclosure Protection: High IP64/65/67 rating for dust and water resistance.
  • Operating Temperature: Functions from -25 to 70 °C (-13 to 158 °F).
  • Storage Temperature: Can be stored from -40 to 85 °C (-40 to 185 °F).
  • Communication Protocol: Uses DeviceNet with CIP Safety extension.

Diagnostics & Safety Features

  • The module runs automatic self-diagnostics on power-up and continuously.
  • A clear red status LED indicates any critical internal faults.
  • In a fault condition, safety outputs disable to maintain a safe state.
  • It supports safety devices like E-stop buttons and light curtains.
  • The design includes monitoring for channel disagreement timing.
  • It conforms to relevant EMC standards for industrial environments.

Frequently Asked Questions (FAQ)

  • Q: Is this a genuine Allen-Bradley product?
    A: Yes, we supply only 100% authentic brand new original Allen-Bradley modules.
  • Q: What makes this a 'safety' module?
    A: It is designed with fault-checking diagnostics to meet SIL 3 and Category 4 safety standards.
  • Q: What is the difference between this and the standard IB8XOB8 model?
    A: The 1791DS-IB8XOBV4 has 4 dual-function output pairs and a higher IP67 rating.
  • Q: Can it interface with safety light curtains?
    A: Yes, it is designed to work with such safety peripherals as part of a safety system.
  • Q: What is your return policy?
    A: We offer a 30-day return policy for unused items in original packaging.

© 2026 NexAuto Technology Limited. All rights reserved.
Original Source: https://www.nex-auto.com/
Contact: sales@nex-auto.com
Phone: +86 153 9242 9628

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