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OVERVIEW
Official designation: Allen-Bradley 1746-P7 (SLC 500, Power Supply Module)
The 1746-P7 is a DC power supply module for the SLC 500 system, accepting 10 to 30V DC input. It converts input power to 5V DC and 24V DC to energize the backplane and I/O modules, featuring integrated fuse protection.
KEY SPECS SUMMARY
Power: 10 to 30V DC input
Interfaces / Ports: Terminal blocks
Indicators: Two Status LEDs (DC OK, Fault)
Operating Temp: 0 to 60 degrees C
Platform / Compatibility: SLC 500, 1746 chassis
Limit: 5V DC @ 5.0 A; 24V DC @ 0.96 A
Lifecycle: Active
FREQUENTLY ASKED QUESTIONS
Technical Specifications:
Q: What are the primary current ratings provided by the 1746-P7 power supply module?
A: The module supplies 5.0 A at 5V DC and 0.96 A at 24V DC to the backplane.
Wiring & Installation:
Q: What is the required input voltage range to properly power the 1746-P7 supply module?
A: The module accepts an input voltage range of 10 to 30V DC.
Troubleshooting & Compatibility:
Q: What does the illumination of the DC OK status LED on the 1746-P7 power supply module indicate?
A: The DC OK LED indicates that the output voltages are within the normal operating tolerances.
Replacement & Upgrades:
Q: Are the internal fuses on the 1746-P7 power supply module replaceable by the user?
A: Refer to the latest manufacturer manual.
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