Overview
The 1771‑P2 is part of Rockwell Automation’s PLC‑5 Universal I/O chassis family. It provides regulated 5 VDC power directly to the chassis backplane, powering PLC‑5 processors and I/O modules. This module is essential for maintaining stable operation in industrial automation systems.
Although discontinued by Rockwell Automation, it remains widely available through aftermarket suppliers and is still used in legacy PLC‑5 installations.
Technical Data
| Parameter | Specification |
|---|---|
| Model Number | 1771‑P2 |
| Product Type | PLC‑5 Power Supply Module |
| Operating Temperature | 0°C to +60°C |
Typical Applications
PLC‑5 Control Systems
Provides regulated DC power for processors and I/O modules.
Manufacturing Automation
Supports legacy automotive, packaging, and food & beverage systems.
Process Industries
Used in chemical, petrochemical, and refining plants with PLC‑5 installations.
Utilities
Applied in water treatment and power generation facilities.
Critical Infrastructure
Ensures reliable operation of legacy systems still running PLC‑5 hardware.
Example:
In a water treatment plant, the 1771‑P2 supplies stable DC power to the PLC‑5 chassis, ensuring uninterrupted monitoring and control of pumps, valves, and sensors.
FAQ
Q1: What is the primary function of the 1771‑P2?
A1: It converts 120/240 VAC input into regulated 5.1 VDC output for PLC‑5 chassis backplane.
Q2: How much current does it supply?
A2: It provides up to 6.5 A output current.
Q3: Is the 1771‑P2 still manufactured?
A3: No, it has been discontinued, but aftermarket suppliers still stock new and refurbished units.
Q4: What systems is it compatible with?
A4: It is designed for the 1771 Universal I/O chassis used in PLC‑5 systems.
Q5: What industries still use it?
A5: It remains in use in manufacturing, process industries, utilities, and infrastructure with legacy PLC‑5 systems.
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| Warranty | 12 Months |
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