Parameter Data:
Sensor Sort: Infrared Sensor
Enter Voltage: DC 4.5-20V Product Description:
Product Mannequin: HC–SR501 Human Physique Sensing Module
Working Voltage Vary: DC 4.5-20V
Static Present: Much less Than 50uA
Degree Output: Excessive-3.3V / Low-0V
Set off Mode: L Unrepeatable Set off / H Repeated Set off (Default Repeated Set off)
Delay Time: 0.5-200s (adjustable
Block Time: 2.5s (default)
Circuit Board Dimensions: 32mm * 24mm
Induction Angle: Much less Than 100 Diploma Angle
Working Temperature: -15 – +70 Levels
Induction Lens Measurement: Diameter 23mm(Default)
Place of Utility: Computerized Lighting, Exhaust Fan Convulsions
Options:
– HC-SR501 is an computerized management module based mostly on infrared know-how, utilizing LHI778 probe design, excessive sensitivity, robust reliability, ultra-low voltage working mode, extensively utilized in every kind of computerized induction electrical gear, particularly computerized management merchandise powered by dry battery.
– Computerized induction: When somebody enters its induction vary, enter the excessive stage, individuals go away the sensor vary is mechanically delayed off excessive. Output low.
– Photosensitive management (non-obligatory): The module reserved for location, will be set to photosensitive management.
– Two set off modes: L is just not repeatable, H is repeatable. May be jumper chosen, the default is H.
– Induction blocking time (default setting: 3 – 4 seconds): After every sensing output (excessive stage goes low), the sensing module will be adopted by a blocking time, throughout which it’s sensed The gadget doesn’t obtain any sense alerts. This operate can be utilized to realize the interval between the sensing output time and the blocking time. It may be utilized to the interval detection merchandise. On the identical time, this operate can successfully suppress every kind of interference within the means of load switching.
– Micro energy: Quiescent present 65mA, particularly for dry battery-pow
HC-SR501 is an computerized management module based mostly on infrared know-how, utilizing LHI778 probe design, excessive sensitivity, robust reliability, ultra-low voltage working mode, extensively utilized in every kind of computerized induction electrical gear, particularly computerized management merchandise powered by dry battery.
Computerized induction: When somebody enters its induction vary, enter the excessive stage, individuals go away the sensor vary is mechanically delayed off excessive. Output low.
Micro energy: Quiescent present 65mA, particularly for dry battery-powered electrical merchandise.
Output high-level sign: May be simply with numerous varieties of circuits to realize docking.
The module of the probe (PIR) will be mounted on the opposite aspect of the circuit board. The probe will also be prolonged with a two-core shielded cable, the size needs to be lower than 20cm as effectively.
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