A leading fire alarm system manufacturer since 1995
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Characteristics And Benefits:
Combustible gas detector JD809 adopts of high-quality electrochemical sensor and catalytic sensor, which combined with advanced electronic technology and sophisticated technology. It has the advantages of stability and long service life, and can be installed on a desktop, ceiling or wall, etc. The installation is simple and easy to use. It is mainly used in places where combustible gas, such as liquefied petroleum gas, natural gas, and biogas may leak.
Specifications
Working voltage | DC3.0V (2 CR14505 lithium batteries) |
Standby current | <200uA |
Alarm current | 150mA |
Inspection gas | Carbon monoxide (CO) methane (CH4) |
Range | (CO) 30-999x10-6 (CH4) 0-20 %LEL |
Alarm concentration | (CO) 200X10-6 (volume fraction) (CH4) 7 %LEL |
Battery low voltage | 2.6V |
Operating environment Temperature | -10°C~55°C; |
Relative humidity | <95% without condensing; |
Atmospheric pressure | 86kPa~106kPa; |
Indoor use | Yes |
Sampling method | Natural diffusion |
Alarm mode | Sound and light alarm |
Alarm volume | >70dB (at 1 metre directly in front) |
Electrochemical sensor | Yes |
Lifespan | 2 years |
Weight | 110g |
Dimensions d x h | 96.0*39.0 mm |
Working frequency | Band3, Band5, Band8 |
Transmit power | 23dBm±2.7dB |
Receiving sensitivity | -128dBm |
Communication method | UDP/COAP |
Enclosure protection rate | IP30 |
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