Allen-Bradley 1791-24BR Block I/O Module | 24 DC Inputs

Allen-Bradley 1791-24BR Block I/O Module: Technical Overview

Core Product Specifications

• Brand: Allen-Bradley
• Model Number: 1791-24BR
• Product Line: 1791 Block I/O
• Total I/O Points: 32 Points (Mixed)
• Input Type & Count: 24 DC Inputs (3 groups of 8)
• Output Type & Count: 8 Relay Outputs
• Module Voltage: 24V DC

Electrical Ratings & Details

• The 1791-24BR input on-state range is 10-30V DC.
• Input on-state current is 2.5 mA min at 10V, 11 mA max at 30V DC.
• Input off-state leakage is a maximum of 5V DC at 1.5 mA.
• The relay output handles 20-132V AC at 1A max resistive.
• An external 19.2-30V DC, 300 mA power supply is required.
• Maximum power dissipation for the module is 14.5 Watts.
• Isolation is 500V AC between power, I/O groups, and logic.

Environmental & Physical Data

• Operating Temperature: 0 to 60°C (32 to 140°F)
• Storage Temperature: -40 to 85°C (-40 to 185°F)
• Relative Humidity: 5% to 95% (non-condensing)
• Dimensions (H x W x D): 6.95" x 4.35" x 3.85" (approx.)
• Weight: Approximately 2.38 lbs (1.08 kg)
• The module is designed for vertical DIN rail mounting.

Frequently Asked Questions (FAQ)

• Q: Is this module new and original?
  A: Yes, we supply only new and original Allen-Bradley products.
• Q: What is the key difference between the 1791-24B8 and 1791-24BR?
  A: The 1791-24BR has 8 relay outputs, while the 24B8 has DC outputs.
• Q: What voltage can the relay outputs switch?
  A: Relay outputs switch 20-132V AC at up to 1 Amp resistive load.
• Q: How should this module be mounted?
  A: For best results, mount the 1791-24BR vertically on a DIN rail.
• Q: Do you have this in stock?
  A: Yes, we have stock available.
• Q: What is your shipping and return policy?
  A: We ship in 5 days and support 30-day returns.

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