Product Details
Overview
The Allen-Bradley 1756-OB32 is a 32-point DC output module for ControlLogix systems. It provides reliable switching of 12–24 V DC loads, supporting precise timing and current handling for demanding automation applications.
Technical Specifications
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Manufacturer Allen-Bradley (Rockwell Automation)
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Series ControlLogix
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Model / Part Number 1756-OB32
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Module Type DC Output Module
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Number of Outputs 32 points
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Output Voltage Range 10–31.2 V DC
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Current per Point 0.5 A @ 50 °C, 0.35 A @ 60 °C (linear derating)
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Total Module Current 16 A @ 50 °C, 10 A @ 60 °C
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Output Delay Time OFF→ON: 60 µs nominal / 1 ms max, ON→OFF: 200 µs nominal / 1 ms max
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Power Dissipation Maximum 4.8 W @ 60 °C
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Backplane Current at 5 V 300 mA
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Removable Terminal Blocks 1756-TBCH, 1756-TBS6H
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Isolation Voltage 50 V continuous
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Operating Temperature 0–60 °C (32–140 °F)
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Mounting Chassis-based, any slot in ControlLogix system
Key Features
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Supports 32-point DC output for flexible system control
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High-speed switching with minimal ON/OFF delay
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Linear derating protects outputs at elevated temperatures
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Removable terminal blocks allow easy wiring and maintenance
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Compatible with all ControlLogix chassis modules for seamless integration
Application Scenarios
The 1756-OB32 is ideal for:
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Controlling actuators and discrete devices in manufacturing lines
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Systems requiring precise DC output timing and load management
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Integration into mid- to large-scale ControlLogix automation systems
Similar Models Comparison
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1756-OB32 – 32-point DC output, 12/24 V DC, fast switching
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1756-OB16 – 16-point DC output, lower channel density
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1756-OB8 – 8-point DC output for compact applications
FAQs
Q: What is the maximum current per output point?
A: 0.5 A at 50 °C, derated to 0.35 A at 60 °C.
Q: Can the module be mounted in any slot?
A: Yes, compatible with any slot in a ControlLogix chassis.
Q: Which terminal blocks are supported?
A: Supports 1756-TBCH and 1756-TBS6H removable terminal blocks.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
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