Catalog > Allen Bradley 1769-PB4 Ser. A CompactLogix Power Supply
Allen Bradley 1769-PB4 Ser. A CompactLogix Power Supply
The Allen Bradley 1769-PB4 Ser. A CompactLogix Power Supply is a critical component in the CompactLogix control system, providing reliable power to the PLC and associated modules. This power supply is designed to ensure stable and uninterrupted operation of the automation system in industrial environments.
| Input Voltage | 85-265 VAC |
|---|---|
| Output Voltage | 24 VDC |
| Output Current | 4 A |
| Operating Temperature | -20 to 60 degrees Celsius |
| Mounting Type | DIN Rail |
Symptoms of Failure:
Common failure symptoms for the Allen Bradley 1769-PB4 Ser. A CompactLogix Power Supply include sudden loss of power to the PLC and erratic behavior of connected devices. To quickly test the power supply, use a multimeter to check the output voltage. If the voltage is significantly lower than 24 VDC, the power supply may be faulty.
Facilities may choose to buy a replacement for the Allen Bradley 1769-PB4 Ser. A CompactLogix Power Supply instead of upgrading due to its widespread use in legacy CompactLogix systems. Maintaining this specific model is cost-effective for applications where a full system upgrade is not feasible, such as in existing production lines where compatibility and downtime are critical factors.