Product Details
Overview
The Allen-Bradley 1769-PA2 is a Compact I/O power supply module designed for the CompactLogix series. It delivers reliable AC input power conversion to DC outputs, supporting multiple I/O modules while maintaining efficient energy usage and stable performance.
Technical Specifications
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Manufacturer Allen-Bradley (Rockwell Automation)
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Series CompactLogix
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Model / Part Number 1769-PA2
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Product Type I/O Power Supply Module
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Weight 0.88 lbs (0.40 kg)
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Input Voltage 120 V AC nominal, range 85–265 V AC
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Input Frequency Range 47–63 Hz
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AC Power Consumption 100 VA @ 120 V AC, 130 VA @ 240 V AC
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Power Dissipation 8 W @ 60 °C (140 °F)
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Output Voltage / Current 5 V DC @ 2.0 A, 24 V DC @ 0.8 A
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Module Distance Rating Up to 8 I/O modules on each side of the power supply (16 maximum)
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Enclosure Type Open Style (no enclosure)
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Wire Type Copper wire rated 90 °C (194 °F)
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Solid Wire Size 22–14 AWG
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Stranded Wire Size 22–16 AWG
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Inrush Current Max 25 A @ 132 V AC
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Fuse Type Littelfuse 02153.15MXP or Wickmann 19195-3.15A
Key Features
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AC to DC conversion for CompactLogix I/O systems
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Supports expansion of up to 16 modules with 8 modules on each side
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Compact, open-style design suitable for panel integration
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Dual DC outputs: 5 V @ 2 A and 24 V @ 0.8 A
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High inrush current tolerance (25 A) for robust start-up
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Compatible with standard copper wiring, solid or stranded, per industrial standards
Application Scenarios
The 1769-PA2 is ideal for:
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Supplying power to CompactLogix I/O racks
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Expansion of existing PLC control systems
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OEM equipment requiring reliable, compact power supplies
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Applications where multiple I/O modules need stable DC power distribution
Similar Models Comparison
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1769-PA2 – AC input, 5 V / 2 A and 24 V / 0.8 A DC outputs, CompactLogix compatible
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1769-PA4 – Higher capacity AC/DC module, suitable for larger I/O expansions
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1769-PA3 – AC/DC power supply with additional 24 V output capacity
FAQs
Q: How many I/O modules can be powered by this supply?
A: Up to 8 modules on each side, 16 maximum.
Q: What is the input voltage range?
A: Accepts 85–265 V AC at 47–63 Hz.
Q: What type of wire should be used?
A: Copper wires rated at 90 °C (194 °F), solid 22–14 AWG or stranded 22–16 AWG.
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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As control systems evolve across modern factory automation, understanding the root causes of these interruptions helps engineers minimize costly downtime. This technical guide breaks down why PLCs trip into Stop mode and provides practical strategies to mitigate system faults.
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Modern Programmable Logic Controllers manage execution through distinct operational states: Run, Stop, Start-Up, and Hold. During power-up, a controller initializes memory registers within Stop mode before briefly transitioning to Start-Up mode. During this phase, internal self-diagnostics evaluate system integrity across hardware and user programs. If the controller detects no critical faults, it enters Run mode to execute the control program continuously. However, any severe system anomaly forces the CPU back into Stop mode immediately to prevent erratic machine behavior across the plant floor.