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For the PIR sensor shown, power requirement is 9 to 16 V DC and current consumption at 12 V is 12 mA, its output is relay NC (normally closed R=0 ohms, open circuit when triggered)
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In addition to the PIR and laptop, a source of 12V DC is required. For the PIR sensor shown, power requirement is 9 to 16 V DC and current consumption at 12 V is 12 mA, its output is relay NC (normally closed R=0 ohms, open circuit when triggered)
    
[[File:PIRsensor.jpg]]  [[File:PIRsensorconnections.jpg]]
 
[[File:PIRsensor.jpg]]  [[File:PIRsensorconnections.jpg]]
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