Specifications
SKU: ERANNTEX Portable Sulfur Dioxide Gas Detector
Portable Sulfur Dioxide Gas Detector Overview:
Portable Sulfur Dioxide Gas Detector are primarily used for rapid and accurate detection of gas leaks or excessive gas concentrations, triggering alarms. Key gas detection principles include: electrochemical, infrared, catalytic combustion, thermal conductivity, and PID photoionization.
Gas Parameters (Common Gases):
Flammable Gases: 0-100.0% LEL %VOL
Oxygen: 0-30.00% VOL
Toxic/Hazardous Gases: 0-9999 ppm
Display:
LCD monochrome screen
Operates normally in temperatures from -20°C to 50°C
Operating Voltage:
Built-in rechargeable lithium battery, 2500mAh
Protection/Explosion-proof Rating: IP66 Intrinsically Safe Type Ex ia llC T4 Ga, Ex iaD 21 T130°C
The MS104K-L flammable gas detector, oxygen detector, and toxic/hazardous gas detector are widely used in firefighting, emergency rescue, confined spaces, petroleum, chemical, metallurgy, refining, gas, warehousing, pharmaceutical, environmental protection, and air treatment applications.
Portable Sulfur Dioxide Gas Detector Features:
★ Built-in pump-assisted measurement, switchable to diffusion-only or diffusion + pump-assisted modes.
★ Pump clogging alarm
★ LED illumination (optional)
★ Unit conversion: umol/mol, ppm, pphm, ppb, mg/m³, ug/m³, %Vol, %LEL
★ 8-button operation with one-touch calibration
★ Data storage capacity: ≥100,000 records
★ Communication interface: Type-C, optional: Bluetooth
★ Drop detection alarm
★Data recovery function, partial or full factory reset
★Maximum, minimum, and weighted average value display
★Multiple alarm modes configurable
Alarm types: Audible/visual alarm, vibration alarm, voice alarm
Alarm categories: Concentration alarm, low battery alarm, fault alarm, pump blockage alarm
Alarm modes: Low alarm, high alarm, range alarm, TWA/STEL alarm
★ Misoperation Detection: Automatically identifies and prevents incorrect concentration calibration procedures
★ Automatic Zero Tracking: Prevents zero drift
★ Multi-level Target Point Calibration
★ Intrinsically Safe Circuit Design: Explosion-proof, shock-resistant, anti-static, radiation-resistant
★ IP66 Protection Rating: Resistant to rain, immersion, dust, and corrosion
★Compliance Standards:
GBT 3836.1—2021 “Electrical Equipment for Explosive Gas Atmospheres - General Requirements”
GBT 3836.4—2021 “Electrical Equipment for Explosive Gas Atmospheres - Intrinsically Safe Type ‘i’”
GB/T 50493-2019 Design Standard for Detectors and Alarms of Combustible and Toxic Gases in Petrochemical Industries
GB 15322.3-2019 Combustible Gas Detectors—Part 3: Portable Detectors for Industrial and Commercial Use
Portable Sulfur Dioxide Gas Detector Outline Drawing:



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