Ultrasonic frequency: 200KHZ. Blind area: 50MM. Switching signal: NPN, PNP. The sensor detection distance range corresponds to the output adjustable, and the forward and reverse two output modes can be converted.
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Seco-Larm E-931-S35RRQ NIR Reflective Photoelectric Sensor; For outdoors gates, garage doors, etc; Weatherproof (IP66) construction for indoor/outdoor usage; Adjustable sensing distance Key Features For outdoors gates, garage doors, overhead doors.
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Eight, the module in the probe (PIR) can be welded on the other side of the circuit board, the probe can also be extended with a double-core shielded wire, the length should be within 20 cm as well. The larger the difference, the more sensitive the sensor, when the human body from the front towards the probe or from the top to the bottom or from the bottom to the top direction.
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Trigger Mode: Continuous Trigger. You can conveniently to let the light auto on/off. The switch can detect human body's infrared. Adjust the light soft and stable, no flickering. Easy to install and simple to use.
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Brand Unbranded/Generic Model HC-SR501 MPN HC-SR501 UPC Does not apply .
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Sound module with PIR motion sensor.
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