1Pair Simple Beam Alarm, 20m Photoelectric Infrared Sensor Detector Home Door Security System Business Detect Alert for Indoor and Outdoor Use

Description

• INFRARED BEAM SENSOR - Range can be reduced to 30% in bad weather conditions: fog, rain, dust, etc, this pair of infrared detector need install them at the opposite positions.
• WORKING PARAMETERS - Infra?red frequency: 1.92Khz; Power supply: DC 12V; length: 940nm; Half egg shaped, input: >50mA, operating temperature: ?10 to 70
• AND - The pair of infrared detectors can create a and infrared beam up to 20 meters long.
• WIDE APPLICATION - This infrared detector is suitable for security systems in schools, office buildings, hospitals, parking, home yard, apartments and other places.
• PREMIUM MATERIAL - The infrared beam sensor is made of plastic shell, looks small and beautiful, and sturdy to use,

Description

Feature:
1. Range reduced to 30% in conditions: fog, rain, dust, etc
2. Create a and infrared beam up to 20 meters
3. Infrared frequency: 1.92Khz; Power supply: DC 12V; length: 940nm
4. Half egg shaped, input: >50mA, operating temperature: 10 to 70

Description:
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 , great for security system in school, office building, hospital, parking and home yard, etc.

Specification:
Condition: New Brand
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, set by jumper wire
Size (L 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 than 20 cm, distance is not less than 2 meters.
2. Infrared 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 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.

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