Specifications
SKU: ERANNTEX BTYQ-MS104K Portable Diffusion Four-in-One Gas Detector
The Eranntex BTYQ-MS104K Portable Diffusion Four-in-One Gas Detector integrates a full range of three-dimensional alarm systems, providing four alarm modes: sound and light, vision, sound and light + vision, and vibration. It covers three types of alarms: abnormal concentration, insufficient voltage, and equipment failure. The alarm modes include low-limit alarm, high-limit alarm, interval alarm, and weighted average alarm. The system has a built-in factory setting recovery function and is equipped with automatic zero-point tracking technology to eliminate zero-point drift caused by long-term use. It ensures measurement accuracy through a multi-level calibration mechanism and automatically intercepts concentration calibration errors. In addition, an optional temperature and humidity environmental monitoring module is available, and customized expansion of the RS485 communication interface is supported. Other functions and communication protocols can be deeply customized and developed according to OEM/ODM requirements.
BTYQ-MS104K Portable Diffusion Four-in-One Gas Detector technical parameters
|
Parameter |
Specification |
|
Detected Gases |
Carbon Monoxide (CO), Hydrogen Sulfide (H₂S), Oxygen (O₂), Combustible Gas (Ex) |
|
Detection Range |
CO: 0–1000 ppm; H₂S: 0–100 ppm; O₂: 0–30% Vol; Ex: 0–100% LEL<br>Other ranges customizable |
|
Resolution |
CO: 0.1 ppm; H₂S: 0.01 ppm; O₂: 0.01% Vol; Ex: 0.1% LEL |
|
Detection Principle |
Electrochemical, Catalytic Combustion<br>Selected based on gas type, range, environment, and user requirements |
|
Typical Accuracy |
≤±3% F.S.<br>Higher accuracy customizable |
|
Linearity |
≤±2% |
|
Repeatability |
≤±2% |
|
Uncertainty |
≤±2% |
|
Response Time (T90) |
≤30 seconds |
|
Recovery Time |
≤30 seconds |
|
Operating Environment |
Temperature: -20°C to +55°C (typical), -40°C to +70°C (extreme)<br>Humidity: ≤95% RH (non-condensing) |
|
Temp/Humidity (Optional) |
Temperature: -40°C to +70°C (±0.5°C)<br>Humidity: 0–100% RH (±3% RH) |
|
Power Supply |
3.7VDC, 2100mAh rechargeable polymer lithium battery |
|
Display |
2.31-inch high-definition color screen, 4-button operation |
|
Sampling Method |
Diffusion sampling (Calibration flow rate: 500 ml/min) |
|
Communication |
USB (charging & communication)<br>Optional: RS485, Infrared |
|
Data Storage |
Standard: 100,000 records<br>Other capacities customizable |
|
Ingress Protection |
IP65 |
|
Explosion Protection |
Intrinsically Safe: Exia II C T4 Ga / Exia D21 T130°C |
|
Dimensions |
130 × 68 × 34 mm (H × L × W) |
|
Weight |
200g (varies slightly with gas combination) |
|
Standard Accessories |
Manual, Certificate, Warranty card, Belt clip, USB charger (with cable), Color packaging |
|
Optional Functions |
Pressure detection, Fall alarm, Bluetooth/WiFi/LoRa wireless transmission |
|
Optional Accessories |
External sampling pump, 0.9m telescopic sampling probe, 0.4m stainless steel sampling probe (with sintered filter) |
|
Applications |
Oil & gas, Chemical, Pharmaceutical, Environmental monitoring, Gas distribution, Warehousing, Flue gas analysis, Air quality management, etc. |
BTYQ-MS104K Portable Diffusion Four-in-One Gas Detector display interface:
All-in-one display interface
curve display interface
single display interface
(The all-in-one interface is not available for single gas detection.)
BTYQ-MS104K Portable Diffusion Four-in-One Gas Detector actual picture:



Partial list of detectable gases: (Please consult sales engineers for gases not listed)
|
Detected Gas |
Detection Ranges |
|
Combustible Gas (EX) |
0-100%LEL, 0-100%Vol |
|
Methane (CH₄) |
0-100%LEL, 0-100%Vol, 0-1000ppm, 0-10000ppm |
|
Oxygen (O₂) |
0-30%Vol, 0-100%Vol |
|
Nitrogen (N₂) |
0-100%Vol |
|
Carbon Monoxide (CO) |
0-100ppm, 0-1000ppm |
|
Carbon Dioxide (CO₂) |
0-500ppm, 0-2000ppm, 0-5000ppm, 0-50000ppm, 0-20%Vol, 0-100%Vol |
|
Formaldehyde (CH₂O) |
0-10ppm, 0-100ppm, 0-1000ppm |
|
Ozone (O₃) |
0-1ppm, 0-5ppm, 0-50ppm, 0-100ppm |
|
Hydrogen Sulfide (H₂S) |
0-10ppm, 0-50ppm, 0-100ppm |
|
Sulfur Dioxide (SO₂) |
0-10ppm, 0-20ppm, 0-100ppm, 0-1000ppm |
|
Nitric Oxide (NO) |
0-10ppm, 0-100ppm, 0-2000ppm, 0-5000ppm |
|
Nitrogen Dioxide (NO₂) |
0-10ppm, 0-100ppm, 0-2000ppm, 0-5000ppm |
|
Nitrogen Oxides (NO<sub>X</sub>) |
0-10ppm, 0-100ppm, 0-2000ppm, 0-5000ppm |
|
Chlorine (Cl₂) |
0-10ppm, 0-20ppm |
|
Ammonia (NH₃) |
0-10ppm, 0-100ppm, 0-1000ppm |
|
Hydrogen (H₂) |
0-100%LEL, 0-1000ppm, 0-20000ppm, 0-40000ppm, 0-100%Vol |
|
Hydrogen Cyanide (HCN) |
0-30ppm, 0-100ppm |
|
Hydrogen Chloride (HCl) |
0-20ppm, 0-200ppm |
|
Phosphine (PH₃) |
0-10ppm, 0-100ppm |
|
Chlorine Dioxide (ClO₂) |
0-1ppm, 0-10ppm, 0-200ppm |
|
Ethylene Oxide (ETO) |
0-100ppm, 0-1000ppm, 0-100%LEL |
|
Phosgene (COCl₂) |
0-1ppm, 0-50ppm |
|
Silane (SiH₄) |
0-1ppm, 0-50ppm |
|
Fluorine (F₂) |
0-1ppm, 0-10ppm, 0-50ppm |
|
Hydrogen Fluoride (HF) |
0-10ppm, 0-50ppm |
|
Hydrogen Bromide (HBr) |
0-50ppm |
|
Diborane (B₂H₆) |
0-10ppm |
|
Arsine (AsH₃) |
0-1ppm, 0-10ppm, 0-50ppm |
|
Germane (GeH₄) |
0-2ppm, 0-20ppm |
|
Hydrazine (N₂H₄) |
0-1ppm, 0-300ppm |
|
Tetrahydrothiophene (THT) |
0-100mg/m³ |
|
Bromine (Br₂) |
0-10ppm, 0-100ppm, 0-2000ppm |
|
Acetylene (C₂H₂) |
0-100%LEL, 0-100ppm, 0-1000ppm |
|
Ethylene (C₂H₄) |
0-100%LEL, 0-100ppm, 0-2000ppm |
|
Ethanol (C₂H₆O) |
0-100ppm, 0-2000ppm, 0-100%LEL |
|
Methanol (CH₄O) |
0-100ppm, 0-2000ppm |
|
Carbon Disulfide (CS₂) |
0-50ppm, 0-5000ppm |
|
Acrylonitrile (C₃H₃N) |
0-50ppm, 0-2000ppm |
|
Styrene (C₈H₈) |
0-10ppm, 0-100ppm, 0-200ppm, 0-1000ppm, 0-5000ppm |
|
Vinyl Chloride (C₂H₃Cl) |
0-100ppm, 0-1000ppm |
|
Trichloroethylene (C₂HCl₃) |
0-100ppm, 0-1000ppm |
|
Tetrachloroethylene (C₂Cl₄) |
0-100ppm, 0-1000ppm |
|
Nitrogen Trifluoride (NF₃) |
0-100ppm |
|
Hydrogen Peroxide (H₂O₂) |
0-100ppm, 0-1000ppm |
|
Methyl Bromide (CH₃Br) |
0-100ppm, 0-30000ppm, 0-200g/m³ |
|
Benzene (C₆H₆) |
0-10ppm, 0-100ppm, 0-1000ppm, 0-10000ppm |
|
Toluene (C₇H₈) |
0-10ppm, 0-100ppm, 0-1000ppm, 0-10000ppm |
|
Xylene (C₈H₁₀) |
0-10ppm, 0-100ppm, 0-1000ppm, 0-10000ppm |
|
VOC |
0-10ppm, 0-100ppm, 0-1000ppm, 0-10000ppm |
|
TVOC |
0-10ppm, 0-100ppm, 0-1000ppm, 0-10000ppm |
|
Non-methane Hydrocarbons (C<sub>x</sub>H<sub>y</sub>) |
0-10ppm, 0-100ppm, 0-1000ppm, 0-10000ppm |
|
Refrigerant Gas |
0-1000ppm, 0-2000ppm, 0-5000ppm |
|
Sulfur Hexafluoride (SF₆) |
0-1000ppm, 0-2000ppm, 0-3000ppm |
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