Portable 4-in-1 Gas Detector

MS400-S Portable 4-in-1 Gas Detector is mainly used to quickly and accurately detect gas leaks or alarms for excessive gas concentrations. The four-in-one detection module contains 1-4 digital sensors, each of which is plug-and-play and intelligently identified. The main detection principles of gas detection are: electrochemistry, infrared, catalytic combustion, thermal conductivity, PID photoionization , etc.

Model:MS400-S

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MS400-S Portable 4-in-1 Gas Detector is widely used in firefighting, emergency rescue, confined spaces, petroleum, chemical industry, metallurgy, refining, gas, warehousing, medicine, environmental protection, air treatment and other occasions.

Built-in pump suction measurement , turn off the pump to switch to diffusion detection mode.
Pump blockage alarm.
LED lighting (optional).
Adopting intelligent digital sensor, single sensor is pluggable, intelligently identified and plug and play.
Units can be switched freely, optional units include: umol/mol, ppm, pphm, ppb , mg/m3, ug/m3, % Vol , %LEL .
4-button operation, quick one-button calibration function.
2.31-inch high-definition color screen.
Data storage , storage capacity is greater than 200,000 records , memory card can be added, capacity is greater than 16G.
Communication interface : TYPE-C fast charging and communication.
Wireless transmission, optional: Bluetooth, WIFI, LORA, 4G, NB-IOT, etc., wireless interconnection between multiple instruments, SOS one-click call for help, data upload to cloud platform, support mobile terminal APP viewing, remote alarm, reminders via phone, SMS, and WeChat.
Support remote maintenance and remote upgrade.
Fall alarm.
Data recovery function , partially or completely restore factory data.
Maximum value, minimum value, weighted average value display, real-time curve display.
Multiple alarm modes and alarm mode settings .
Alarm mode: sound and light alarm, vibration alarm , voice alarm
Alarm types: concentration alarm, underpressure alarm, fault alarm , pump blockage alarm, fall alarm
Alarm mode: low alarm, high alarm, interval alarm, TWA/STEL alarm
Misoperation recognition function , concentration calibration misoperation is automatically recognized and prevented .
Automatic zero point tracking to avoid zero point drift .
Multi-level calibration of target points .
Intrinsically safe circuit design , explosion-proof, vibration-proof , anti-static and anti -radiation.
Protection grade IP68, rainproof, immersion-proof, dustproof and corrosion-resistant.

Model	MS400-S
Measuring range	Depends on site environment and user requirements
Resolution	0.001ppm (0-10ppm high precision) / 0.01ppm (0～10 ppm); 0.01ppm (0～100 ppm), 0.1ppm (0～1000 ppm), 1ppm (0～ 1 000 ppm or more); 0.1%LEL; 0.1 %, 0.01 % Vol
Unit Display	Optional units: umol/mol, ppm, pphm, ppb, mg/m3, ug/m3, % Vol, %LEL
Response time	T90≤ 2 0 seconds ( general purpose )
Working power supply	DC 7.4V
Display Mode	2.31 inch color LCD
Service environment	-20 ℃~+ 50 ℃, can be customized -40 ℃ ~+70℃ ; Relative humidity: 10-95 % RH
Communication interface	Standard Type-C (full charge in 4 hours)
Data storage	Standard capacity is greater than 200, 000 records ; supports local viewing, deletion or data export, and storage time interval can be set arbitrarily
Interface language	Record the calibration log, maintenance log, fault record, sensor life expiration reminder, and the next concentration calibration time reminder function
Interface language	Chinese, English and other languages can be customized
Explosion-proof type	Intrinsically safe ExiaⅡCT4Ga
levels of protection	IP68
Shell material	High-strength, corrosion-resistant and fire-resistant polycarbonate and integrated TPE protective cover, anti-fall, wear-resistant and anti-static, effective against drops ≥ 3 meters
Dimensions	Maximum size 148 × 85 × 50 mm (L×W×H) shell size, excluding back clip thickness
Detection method	Built-in pump suction + diffusion
Repeatability	≤± 2 %
Battery capacity	7.4V, 3000mA h rechargeable polymer battery with overcharge, over discharge, over voltage, short circuit and overheat protection functions
weight	About 280g

Petroleum, chemical, pharmaceutical, environmental protection, gas distribution, flue gas analysis,air treatment and all other occasions that need to detect and analyze gas concentration.