Lab Alarm Accessories: Lab Power Supply Assembly

Lab Power Supply Assembly

The system power supply shall be pre-installed into the back box assembly. It shall convert the AC voltage supply to the alarm into two voltages: 5 VDC (regulated) required by the microprocessor hardware and 12 VDC (unregulated) required by the buzzer and LEDs.

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Features
Drawings

Efficiency: 70% Min. Full Load 120 VAC
Overvoltage Protection: +5 V exceeds 115%-135% causes shutdown, automatic recovery
Overload Protection: All outputs protected against short circuit conditions, automatic recovery
Temperature Coefficient: 0.02%/oC, all outputs
Temperature Range (Operational): 0 to 50°C at rated power. Derates linearly to 50% power at 70°C
Temperature Range (Storage): -20°C to 85°C

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