Product Details
Overview
The 1771-P4S is an Allen-Bradley PLC 5 power supply module designed to provide stable 5VDC power for 1771 series I/O systems. Compact and reliable, this module is intended for use in single-slot 1771 chassis applications and ensures consistent performance across a range of industrial environments.
Technical Specifications
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Model: 1771-P4S
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Manufacturer: Allen-Bradley
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Product Type: PLC 5 Power Supply Module
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Input Voltage Range: 97–132 VAC
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Nominal Input Voltage: 120 VAC
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Input Frequency: 47–63 Hz
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Maximum Output Current: 8 A
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Output Voltage: 5 VDC
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Module Width: 1 slot
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Backplane Output Current: 8 A at 5 VDC
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Fuse: 1.5 A, 250 V, slow-blow
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Terminal Block: 5-position; compatible with A/B P/N 941274-05 and Wago P/N 231-205/000-008
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Maximum Real Input Power: 59 W
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Maximum Apparent Input Power: 89 VA
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Maximum Former Load: 148 VA
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Wire Size: 14 AWG max for single wire connections
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Paralleled Modules: Supports -LSP, -LWP, -XP, -ZP, -P4S
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Installation Location: 1771 chassis, 1 slot
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Weight: 1.94 lbs (0.88 kg)
Features
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Provides regulated 5 VDC output for 1771 series I/O modules
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Single-slot design allows compact integration into PLC 5 chassis
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Built-in slow-blow fuse ensures overload protection
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Compatible with standard 1771 cabling and terminal blocks
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Reliable operation for industrial control and automation systems
Applications
Ideal for powering PLC 5 I/O modules in manufacturing, process control, and automation environments requiring 5 VDC power with up to 8 A output.
FAQ
Q: Can this module be paralleled with other power supplies?
A: Yes, the 1771-P4S supports parallel operation with -LSP, -LWP, -XP, -ZP, and other -P4S modules.
Q: What chassis is compatible?
A: Designed for use in a 1771 series chassis with a single slot.
Q: What type of protection is included?
A: Includes a 1.5 A, 250 V slow-blow fuse for overload protection.
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.