The high protection four in one gas alarm has been upgraded to a contact charging method with high reliability. The reserved function port for communication and calibration base stations has added alarm vibration function; The use of ultra-low temperature batteries ensures the continuous operation time of the instrument in low-temperature environments

High protection four in one gas alarmThe operation mode has been upgraded to be more user-friendly and intelligent;Optional external pump for leak detection of various tanks

Technical parameters:Product Type: Upgraded Multi in One Gas Detection

CD4 Supporting sensors: electrochemical infrared

Catalytic sensor is pluggableAppearance size and weight:

136x70x37mm/250gBattery:PL123450

One explosion-proof lithium-ion (lithium manganese oxide) rechargeable battery for miningCharging: Can provide5VThe voltageUSB

Waterproof socketAlarm mode: Sound, light, vibration level three alarm redLEDFlashing alarm ≥20mVisual buzzing alarm ≥

75dBAlarm item: High and low alarm pointsSTEL

TWALow VoltageScreen: Color Dot Matrix

LCD

graphic display

Direct reading: measured value, battery date and timeBacklight: Continuous BacklightData storage and transmission (optional) with real-time data transfer memory16MStorage time

0.1-10Minute adjustableCharging time:

4-512hour

Continuous working time: ≥hourWorking temperature:-40℃

Alloy anti-static shell resistance ≤Ω

Working current:

113mASampling method: diffusion type

Protection level:IP66Safety certification: Explosion proof certificate

CECertificate of MeasurementMeasurement range: combustible gas0-100LELOr methane0-5%VOLoxygen0-30%VOLcarbon monoxide0-1000PPM

hydrogen sulfide

0-100PPMConfiguration information:Standard configuration: Instruction manual charging plug

+USB