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Home >> Security products probe door magnetic series >> Wireless door magnetic window magnetic CHJ-9913
Wireless door magnetic window magnetic CHJ-9913
    Publish time 2017-06-02 10:49    
Wireless door magnetic window magnetic CHJ-9913
Using the latest active magnetic energy technology, when the man-made magnet and the host separately, and immediately issued a radio wave, the host received a radio alarm immediately.
Technical Parameters
Wireless transmission distance: 300 meters
Operating voltage: 12V
Product specifications: 70 × 30mm
Encoding chip: 2262
Oscillation resistance: 1.5M 3.3M 4.7M users are free to choose.
Launch frequency: 315M / 433M selected
Low voltage LED indication .. When the battery voltage, the battery voltage is low, the LED indicator light is bright,

product manual:
     CHJ-9913A type wireless door sensor, mainly used for a variety of anti-theft alarm system, generally installed in the door or window, when the door or window is opened, the wireless door sensor immediately signal the wireless launch to the anti-theft system, this The signal contains the address and status, allowing the system to identify the alarm location and location.
Scope of application:
Home security and so on
Technical indicators:
Operating Voltage
7 ~ 12V
Quiescent Current
≤5uA (DC9V)
Working current
≤6mA (DC9V)
Working frequency
315MHz, 433.92MHz, special frequency can be customized
Frequency error
F0 ± 0.15MHz
Frequency stability
F0 ± 150ppm
Low power indication operating voltage
≤ 8V
Out-of-band attenuation
≥30dB
Launch time
1.5S ~ 3S