Specifications
Dark Sensitive Switch is a simple project which operates a relay when the light falling on the LDR goes below a set point.
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Input - 12 V @ 55 mA
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Relay output - NC-C-NO
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Onboard preset to set the level
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Power-On LED indicator
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Relay On LED indicator
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Power Battery Terminal (PBT) for easy relay output connection
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Four mounting holes of 3.2 mm each
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PCB dimensions 44 mm x 49 mm
Schematic
Parts List
PCB
Source: Electronics Lab
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