à¤Ã×èͧµÃǨ¨Ñºá¡çÊ Gas Detector Gas Meter JL269 Combustible Gas Leak Detector à¤Ã×èͧµÃǨ¨Ñºá¡êÊ LPG NGV Brief Introduction: JL269 gas detector for industrial use has a high performance and wide detecting range. It can be used to detect methane, natural gases, propane, LPG, Hydrogen and other combustible gases and find the gas leaking point easily. Features : ◆Calibration-free on gas sensor ◆Quick response to combustible gas leakage ◆Long and flexible gooseneck tube ◆Adjustable sensitivity ◆30-level LED / tricolor show ◆Battery low voltage alert ◆Sensor fault self test Spcifications : ◆Detecting Gas: combustible gas like LPG, natural gas etc. ◆Sensitivity: better than 50ppm ◆Detection range: Green LED: 500ppm---10000ppm Yellow LED: 1000ppm---100000ppm Red LED: 2000ppm----200000ppm ◆Working condition: Temperature. -40℃~70℃ Humidity: ≤95% RH ◆Warm-up time: <20S ◆Response time: <10S ◆Indication: 30 levels of LED indication Green: low concentration Yellow: middle concentration Red: high concentration ◆Alarming levels: The shorter the frequent buzzer sound, the higher the concentration reach ◆Power supply: Ni-H chargeable battery DC3.6V 1600mAh ◆Charge time: 4~6 hours ◆Using time of the battery: >8h ◆Weight: about 310g ◆Dimensions: L*W*H 170mm×62mm×26mm