Product Details
Overview
The 1769-PB2 is an Allen-Bradley CompactLogix power supply module designed to deliver reliable 24V DC power to CompactLogix and associated I/O modules. With robust protection, high inrush tolerance, and flexible mounting options, it ensures stable operation in industrial control environments.
Technical Specifications
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Brand & Model: Allen-Bradley 1769-PB2
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Product Type: CompactLogix Power Supply
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Input Voltage Range: 19.2–31.2V DC
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Output Power: 50 VA @ 24V DC
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Module Capacity: Supports up to 8 I/O modules on either side (16 total maximum)
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Isolation Voltage: 75V continuous, reinforced insulation (IEC Class 1 grounding required); routine tested at 1697V DC for 1s
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Power Dissipation: 7.5 W at 60°C
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Max Inrush Current: 30 A @ 31.2V DC
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Fuse Type: Wickmann 19193-6.3A or Littelfuse 021706.3MXP
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Wiring Category: 2 on power ports
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Wire Size: 2.5 mm² (14 AWG) solid copper, rated 90°C, max 1.2 mm insulation
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Operating Temperature Code (NA): T3C
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Dimensions (HxWxD): 11.8 x 7 x 8.7 cm
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Weight: 2 kg
Features
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High-reliability 24V DC power output
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Supports distributed I/O expansion for CompactLogix systems
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Reinforced insulation for enhanced safety and voltage isolation
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Compact size suitable for panel and DIN rail mounting
Applications
Used in industrial control systems, machine automation, and CompactLogix controller setups where stable 24V DC power and module expansion are required.
FAQ
Q: How many I/O modules can the 1769-PB2 power?
A: Up to 16 modules, 8 on each side of the power supply.
Q: What is the maximum input voltage range?
A: 19.2 to 31.2 V DC.
Q: Can it handle high inrush currents?
A: Yes, up to 30A at 31.2V DC.
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
Understanding Types of Noise in Electronic Circuits and Control Systems
Signal integrity directly determines measurement accuracy and loop stability across industrial automation environments. Electronic noise introduces unwanted stochastic interference into analog loops, sensor feedback lines, and digital fieldbus networks. Understanding how intrinsic electronic noise and external electromagnetic interference manifest allows control engineers to optimize signal conditioning and shield sensitive instrumentation effectively.
Why 24V DC Power Supplies Standardize Modern Industrial Automation
Industrial control cabinets worldwide rely on 24V DC as the universal power standard for field instrumentation, sensors, and controllers. Walk into any manufacturing plant, and you will find PLCs, human-machine interfaces (HMIs), and smart actuators running on extra-low voltage DC. Standardizing on 24V DC enhances operational safety, lowers cabinet footprint, and maintains steady control performance across factory networks.
Essential Motion Control Commands: A Practical Guide for Engineers
Automation engineers often rely on precise position and speed control to drive modern factory machinery. Modern industrial systems, such as Programmable Logic Controllers (PLCs) and Distributed Control Systems (DCS), depend heavily on standardized motion instructions. Mastering these commands ensures operational safety, protects mechanical components, and optimizes cycle times across production lines.