• Beijing Zetron Technology Co., Ltd
    Hello, I already used the equipment in an aluminum smelting plant in Mexico and I was surprised by the function of your company's laser device.
  • Beijing Zetron Technology Co., Ltd
    Good gas leak detection instrument !!! High accurate test values :D
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ZETRON MS104K-M Portable 4-In-One Gas Detector One To Four Factors Can Be Detected Simultaneously

Place of Origin China
Brand Name ZETRON
Model Number MS104K-M
Minimum Order Quantity 1 pcs
Packaging Details paper carton
Delivery Time for 1-50 pcs, 7 work days; more than 50 pcs, to be negotiated
Payment Terms L/C, D/A, D/P, T/T

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Product Details
Product Name Portable 4-in-one Gas Detector Model Number MS104K-M
Power Supply 7.4V, 1400 MAH Rechargeable Polymer Battery Weight 200g
Dimension(mm) 90×70×38mm (L×W×H) Unit Umol/mol, Ppm, Mg/m3, VOL%, LEL%
Ambient Temperature -20℃ ~ + 60℃ Relative Humidity 10%-95%
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Portable 4-In-One Gas Detector


4-In-One Portable Gas Detector

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Product Description

MS104K-M Portable four-in-one gas detector


MS104K-M portable 4-in-one gas detector is mainly used for rapid and accurate detection of gas leakage or gas concentration exceeding alarm. The main detection principles of gas detection are: electrochemistry, infrared, catalytic combustion, thermal conductivity, PID light contact, etc. MS104K-M is widely used in fire fighting, emergency rescue, limited space, petroleum, chemical industry, coal mine, metallurgy, refining, gas, storage, medicine, environmental protection, air management and other occasions.



1.One to four factors can be detected simultaneously.

2.Diffusion / pump suction measurement, external pump and instrument connected as embedded integrated.

3.Pump blockage alarm.

4.Unit free switch, unit optional: umol / mol, ppm, mg/m3, VOL%, LEL%.

5.4 Key-button operation,

6.Large-capacity data storage function,

7.Communication interface: TYPE-C, optional with: Bluetooth, external Bluetooth printer.

8.Wireless transmission (optional): LORA, SOS one-click call function.

9.falls to alarm.

Detection factor

1-4 gases (carbon monoxide CO, hydrogen sulfide H2S, oxygen O2, combustible gas Ex, CO2 CO2, VOC, etc.),

Depending on the site environment and user needs

Scope of detection Depending on the site environment and user needs
resolution ratio 0.001ppm (0-10ppm high precision) / 0.01ppm (0-10 ppm);0.01ppm (0-100 ppm),0.1ppm (0-1000 ppm), 1ppm (0-5000 ppm); 0.1% LEL; 0.01%Vol
Unit display Option: umol / mol, ppm, mg/m3, VOL%, LEL%
Detection principle Electrochemistry, catalytic combustion, infrared, thermal conductivity, semiconductor, PID photoions, etc., according to the range, field environment and user needs
Sensor life 2 – 3 years for electrochemical chemistry, 2 – 3 years for catalytic combustion, 5 years for infrared, 2 – 5 years for thermal conductivity, and 2 years for PID
detection mode Diffusion type / pump suction type, standard equipment: external pump, pump plug alarm function
display mode LCD
Display content Real-time concentration, alarm, time, storage, communication state, electric quantity, charging state, concentration unit, gas molecular formula, etc
Detection accuracy Typical accuracy: ± 3% FS (optional higher precision sensor) uncertainty ≤±2%
degree of linearity ≤±3% repetitiveness ≤±2%
response time T9020 seconds (GM) recovery time 30 seconds (GM)
working power supply DC 7.4V
battery capacity 7.4V, 1400 mAH rechargeable polymer battery, with over charge, over discharge, over voltage, short circuit, overheat protection functions
stand-by time Over 100 hours (no catalytic sensor)
The alarm volume Buzzer 85dB (1 m distance)
service environment Temperature: -20℃ ~ + 60℃, it can be customized-40℃ ~ + 70℃; Relative humidity: 10-95% RH
communication interface Standard Type-C fast charging and communication, with a seat charging base
data storage Standard capacity 100,000; support local view, delete or data export, storage time interval set
Interface language Chinese or English can be set, the default Chinese interface
Explosion-proof type Intrinsically safe type ExiaⅡCT4Ga    
levels of protection IP68
Case material High strength corrosion resistance, fire proof polycarbonate, integral glue, anti-fall wear resistance anti-static, effective drop resistance of 5 meters
External size Maximum size: 907038mm (LWH) weight 200g
standard accessory Manual, qualification certificate, USB charger (including data line), instrument box, external pump, filter 1.
Optional function

① Temperature detection: -40℃ ~ + 70℃ precision 0.5℃; humidity detection: 0-100% RH precision 3% RH

② Wireless data transmission: LORA, Bluetooth, SOS, one-click call for help.(4G?)

③ External micro-powered wireless Bluetooth printer.

Optional attachment ① Multiple filters


ZETRON MS104K-M Portable 4-In-One Gas Detector One To Four Factors Can Be Detected Simultaneously 0ZETRON MS104K-M Portable 4-In-One Gas Detector One To Four Factors Can Be Detected Simultaneously 1ZETRON MS104K-M Portable 4-In-One Gas Detector One To Four Factors Can Be Detected Simultaneously 2ZETRON MS104K-M Portable 4-In-One Gas Detector One To Four Factors Can Be Detected Simultaneously 3