Product Details
Overview
The 1771-PS7C from Allen-Bradley is a reliable stand-alone power supply module for the PLC 5 series. It provides stable DC outputs for backplane and user circuits, ensuring consistent performance for industrial control systems.
Technical Specifications
-
Brand & Model: Allen-Bradley 1771-PS7C
-
Product Type: PLC Power Supply Module
-
Product Line: PLC 5
-
Weight: 6.0 lbs (2.72 kg)
-
Input Voltage Nominal: 120 or 220 VAC
-
Input Voltage Range: 97–132 VAC or 195–264 VAC
-
Maximum Real Input Power: 171 W
-
Maximum Apparent Input Power: 257 VA
-
Maximum Transformer Load: 427 VA
-
User Output Currents:
-
5 V DC: 8 A
-
±15 V DC: 2 A
-
24 V DC: 2.5 A
-
Backplane Output Current: 16 A (5 V DC)
-
Frequency: 47–63 Hz
-
Fuse Rating: 3 A, 250 V, Normal-Blow
-
Remote Cabling: 1771-PSCC, 5.5 ft
-
Paralleling Capability: N/A
-
Module Type: Power Supply, Stand-Alone
Applications
Designed for PLC 5 systems, the 1771-PS7C ensures uninterrupted power for controllers and peripheral modules. Ideal for industrial environments requiring stable DC supply for control and logic circuits.
FAQ
Q: What input voltage does the 1771-PS7C support?
A: It operates on either 120 VAC (97–132 VAC range) or 220 VAC (195–264 VAC range).
Q: Can this module be paralleled with another power supply?
A: No, this module is stand-alone and does not support paralleling.
Q: What DC outputs are provided for user circuits?
A: 5 V DC at 8 A, ±15 V DC at 2 A, and 24 V DC at 2.5 A.
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
Choosing the Right Controller: PLC vs. Motion Controller in Industrial Automation
Selecting the optimal control architecture is a foundational decision in industrial automation. Engineers must frequently choose between a Programmable Logic Controller (PLC) and a dedicated Motion Controller. While both systems manage machinery, their underlying design philosophies differ significantly, impacting performance, scalability, and system integration.
Mastering PLC Power Supply Architectures and Operating Voltages
Selecting the correct operating voltage is a critical step in designing reliable industrial automation systems. Whether you are working with a compact PLC or a large-scale DCS, your power architecture dictates the system's longevity. In this guide, we explore the standard voltage ranges and power distribution strategies required to maintain stable factory automation operations.
Optimizing Power Supply Sizing for Industrial Automation Systems
The power supply is the silent heartbeat of any industrial automation system. While engineers often prioritize processors and communication protocols, a stable power architecture remains the most critical factor for long-term reliability. In my 15 years of experience, I have found that neglecting power supply sizing often leads to ghost errors, intermittent field device failures, and costly production downtime.