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This pair of infrared detector need install them at the opposite positions. There is a infrared area between these two detector parts. When someone passes the infrared region for an adjusted response time, the detector will send alarm signal, great for security system in school, office building, hospital, parking and home yard, etc.
Specification:
Color: Black
Shell Material: Plastic
Receiver Range : Less than 20m
Infra-red Frequency: 1.92KHZ
Wavelength: 940nm
Voltage: DC 12V
Input: RX 15mA-TX 30mA
Operating Temperature: -10℃ to 70℃
Relay Output: 1A maximum 30V, constant open/close, can be set by jumper wire
Size (L x W x T): Approx. 76 X 49.2 X 21.6mm / 3 x 1.9 x 0.9inch
Package Weight: Approx. 130g
Package Included:
1 x Transmitter
1 x Receiver
1 x Set of Accessories
1 x User Manual
Note:
1. The best installation height should be more than 20 cm, distance is not less than 2 meters.
2. Infrared protection device should be installed vertically, and at the same level.
3. First installing receiver, then installing transmitter. When the off light of receiver is turning off, then fixed it, installation finished.
4. Distance between receiver and transmitter need be more than 1m, otherwise it will be insensitive .
5. Please note that the new type and old type of this product will be sent randomly and make sure you will not mind before ordering.
