Overview
The Allen Bradley 1771-PS7 is a robust power supply module designed for the 1771 PLC platform. It provides stable and regulated DC power for industrial control systems, supporting reliable operation of PLC chassis in high-demand automation environments where durability and continuous performance are required.
General Information
Part Number: 1771-PS7
Manufacturer: Allen Bradley
Brand: Allen-Bradley
Country of Origin: United States
Series: 1771 PLC Platform
Type: Power Supply Module
Mounting: Chassis-mounted installation
Application: Supplies primary DC power to 1771 PLC rack systems
Power Specifications
Input Voltage: 120/220 V AC (selectable)
Input Frequency: 47–63 Hz
Output Voltage: 5 V DC
Output Current: Up to 10–12 A (system dependent)
Power Capacity: High-capacity industrial power supply
Protection Features: Overload, short-circuit, and thermal protection
Status Indicators: Power status LED
Communication & Interface
Backplane Interface: 1771 PLC chassis backplane connection
System Function: Distributes regulated DC power across PLC modules
Load Capacity: Supports extended rack configurations
Diagnostics: LED-based monitoring for power status and faults
Connection Type: Direct rack interface connection
Redundancy Support: Compatible with system redundancy configurations
Environmental
Operating Temperature: 0 to +60 °C
Storage Temperature: −40 to +85 °C
Relative Humidity: 5% to 95% non-condensing
Protection Rating: Industrial control cabinet installation environment
Dimensions & Weight
Dimensions (L × W × H): 317 × 115 × 160 mm
Weight: 2.9 kg
Built for stable performance in continuous industrial automation environments.