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1756-OB8I

Output Module | 1756-OB8I Allen-Bradley 8-Point

In stock (18 units), ready to be shipped

  • Manufacturer: Allen-Bradley

  • Product No.: 1756-OB8I

  • Product Type: Output Module

  • Product Origin: USA

  • Payment:T/T, Western Union

  • Weight: 200g

  • Shipping port: Xiamen

  • Warranty: 12 months

30-Day Return Policy · 12-Month Warranty
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  • 24/7 Support
  • Quality Assurance

Description

Allen-Bradley ControlLogix 1756-OB8I 8-Point Isolated DC Output Module

The 1756-OB8I is an 8-point isolated DC output module from the Allen-Bradley ControlLogix series. Rockwell Automation designed this module with 8 individually isolated outputs for critical applications requiring 250V channel-to-channel isolation. Each output delivers 2A at 12-24VDC with configurable fault states.

Key Specifications

  • 8 individually isolated outputs
  • 12-24VDC nominal (10-30V range)
  • 2A current per point @ 60°C
  • 16A total module current
  • 0.5V max voltage drop @ 2A
  • 4A surge current (10ms duration)

Electrical Characteristics

  • Power Requirements:
    • Backplane: 165mA @5.1V (0.89W)
    • 24V supply: 2mA
  • Isolation:
    • 250V continuous isolation
    • 1350V AC tested (2 sec)
  • Thermal:
    • 4.6W max power dissipation
    • 15.7 BTU/hr thermal output

Package Includes

  • 1x Allen-Bradley 1756-OB8I isolated DC output module
  • 1x installation documentation

Technical Documentation

📥 Download Product Datasheet PDF

FAQ

1. How many outputs does the 1756-OB8I have?

The 1756-OB8I features 8 individually isolated DC outputs with 2A capacity per point.

2. What is the isolation rating between channels?

It provides 250V continuous isolation between channels, tested at 1350V AC for 2 seconds.

3. Does this module include internal fuses?

No, the 1756-OB8I has no internal fuses - external protection is recommended for each output.

🏷️ Tags: Output Module
  • Gray
  • Black
  • DC-powered
  • Modular

Scalar (V/f)

Vector

AC-powered
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  • Ensure compatibility with your current machinery or control systems.
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  • Follow manufacturer instructions and best practices during installation.

In-stock items are typically dispatched the same business day. For products not currently in stock, dispatch times may vary based on availability. International shipping is available, and shipping costs are calculated according to destination, weight, and carrier selection.

Returns are accepted within 30 days of receipt, provided items are unused and in original condition. Return shipping costs are the responsibility of the customer. Please contact us before returning any item to receive return authorization.

For more details, please review our Shipping & Return Policy.

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