Built-in pump-aspiration measurement, switchable to diffusion or diffusion + pump-aspiration detection modes.
Pump blockage alarm
LED lighting (optional)
Flexible unit switching: umol/mol, ppm, pphm, ppb, mg/m³, μg/m³, %Vol, and %LEL
8-button operation with quick one-touch calibration
Data storage: at least 100,000 records
Communication interface: TYPE-C, optional: Bluetooth
Fall alarm
Data recovery function Restore partial or full factory settings.
Maximum, minimum, and weighted average display
Multiple alarm modes and settings
Alarm modes: audible, visual, vibration, and voice
Alarm types: concentration, undervoltage, fault, and pump blockage
Alarm modes: low, high, range, and TWA/STEL
Misoperation detection function automatically identifies and prevents concentration calibration errors
Automatic zero tracking to prevent zero drift
Multi-level target point calibration
Intrinsically safe circuit design: explosion-proof, shockproof, anti-static, and radiation-resistant
IP66 protection rating: rainproof, immersion-proof, dustproof, and corrosion-resistant
Implementation standards:
GBT 3836.1-2021 "General Requirements for Electrical Apparatus for Use in Explosive Gas Atmospheres"
GBT 3836.4-2021 "Intrinsically Safe Electrical Apparatus for Use in Explosive Gas Atmospheres - Type i"
GB T50493-2019 "Design Standard for Combustible and Toxic Gas Detection and Alarms in Petrochemical Industry"
GB 15322.3-2019 Combustible Gas Detectors Part 3: Portable Combustible Gas Detectors for Industrial and Commercial Use
Built-in pump suction type
diffusion type
built-in pump suction type + sampling probe
|
Parameter |
Specification |
|
Detected Factors |
Single gas (CO, H S, O , Combustible Gas Ex, CO , VOC, etc.)<br>Determined by environment and user requirements |
|
Detection Range |
Customizable based on environment and user requirements |
|
Resolution |
0.001ppm (0-10ppm high-precision)/0.01ppm (0–10ppm);<br>0.01ppm (0–100ppm); 0.1ppm (0–1000ppm);<br>1ppm (>1000ppm); 0.1%LEL; 0.1%/0.01%Vol |
|
Units Displayed |
Selectable: μmol/mol, ppm, pphm, ppb, mg/m³, μg/m³, %Vol, %LEL |
|
Detection Principle |
Electrochemical, Catalytic Combustion, IR, Thermal Conductivity, Semiconductor, PID<br>Selected based on range, environment, and user requirements |
|
Sensor Lifetime |
Electrochemical: 2–3 years; Catalytic Combustion: 2–3 years;<br>IR: 5 years; Thermal Conductivity: 2–5 years; PID: 2 years |
|
Sampling Method |
Built-in pump suction (switchable to diffusion mode or diffusion + pump suction) |
|
Display Type |
LCD |
|
Display Content |
Real-time concentration, unit, gas name, alarm status,<br>time, storage status, communication status, battery level, charging status |
|
Accuracy |
Typical: ≤±3% F.S. (higher-precision sensors optional) |
|
Uncertainty |
≤±2% |
|
Linearity |
≤±3% |
|
Repeatability |
≤±2% |
|
Response Time (T90) |
≤20 sec (general) |
|
Recovery Time |
≤30 sec (general) |
|
Power Supply |
DC3.7V × 2 |
|
Battery Capacity |
2500mAh rechargeable polymer lithium battery<br>(with overcharge/over-discharge/overvoltage/short-circuit/overheat protection) |
|
Operating Environment |
Temperature: -20°C to +50°C (customizable: -40°C to +70°C)<br>Humidity: 10–95% RH (non-condensing environments) |
|
Communication Port |
Standard Type-C (full charge in 2 hours) |
|
Data Storage |
Standard: ≥100,000 records<br>Supports on-device review/deletion/data export<br>Storage interval configurable |
|
Interface Language |
Chinese, English (other languages customizable) |
|
Explosion Protection |
Intrinsically Safe: Ex ia II C T4 Ga |
|
Ingress Protection |
IP66 |
|
Housing Material |
High-strength corrosion/flammable-resistant polycarbonate + rubber casing<br>Impact/abrasion/ESD resistant; withstands ≥5m drops |
|
Dimensions |
Max.: 165 × 64 × 61 mm (L×W×H) (incl. clip) |
|
Detected Gas |
Range |
Resolution |
Detected Gas |
Range |
Resolution |
Detected Gas |
|
VOCs (VOC) |
0-20ppm |
0.01ppm |
VOCs (VOC) |
0-20ppm |
0.01ppm |
VOCs (VOC) |
|
VOCs (VOC) |
0-200ppm |
0.1ppm |
VOCs (VOC) |
0-200ppm |
0.1ppm |
VOCs (VOC) |
|
VOCs (VOC) |
0-2000ppm |
1ppm |
VOCs (VOC) |
0-2000ppm |
1ppm |
VOCs (VOC) |
|
VOCs (VOC) |
0-10000ppm |
1ppm |
VOCs (VOC) |
0-10000ppm |
1ppm |
VOCs (VOC) |
|
Combustible Gas (EX) |
0-1000ppm |
1ppm |
Combustible Gas (EX) |
0-1000ppm |
1ppm |
Combustible Gas (EX) |
|
Combustible Gas (EX) |
0-100%LEL |
0.1%LEL |
Combustible Gas (EX) |
0-100%LEL |
0.1%LEL |
Combustible Gas (EX) |
|
Combustible Gas (EX) |
0-100%VOL |
0.01%VOL |
Combustible Gas (EX) |
0-100%VOL |
0.01%VOL |
Combustible Gas (EX) |
|
Methane (CH4) |
0-100%LEL |
0.1%LEL |
Methane (CH4) |
0-100%LEL |
0.1%LEL |
Methane (CH4) |
|
Methane (CH4) |
0-100%VOL |
0.01%VOL |
Methane (CH4) |
0-100%VOL |
0.01%VOL |
Methane (CH4) |
|
Oxygen (O2) |
0-30%VOL |
0.01%VOL |
Oxygen (O2) |
0-30%VOL |
0.01%VOL |
Oxygen (O2) |
|
Oxygen (O2) |
0-100%VOL |
0.01%VOL |
Oxygen (O2) |
0-100%VOL |
0.01%VOL |
Oxygen (O2) |
|
Carbon Monoxide (CO) |
0-100ppm |
0.01ppm |
Carbon Monoxide (CO) |
0-100ppm |
0.01ppm |
Carbon Monoxide (CO) |
|
Carbon Monoxide (CO) |
0-1000ppm |
0.1ppm |
Carbon Monoxide (CO) |
0-1000ppm |
0.1ppm |
Carbon Monoxide (CO) |
|
Carbon Monoxide (CO) |
0-2000ppm |
1ppm |
Carbon Monoxide (CO) |
0-2000ppm |
1ppm |
Carbon Monoxide (CO) |
|
Carbon Monoxide (CO) |
0-5000ppm |
1ppm |
Carbon Monoxide (CO) |
0-5000ppm |
1ppm |
Carbon Monoxide (CO) |
|
Carbon Monoxide (CO) |
0-10000ppm |
1ppm |
Carbon Monoxide (CO) |
0-10000ppm |
1ppm |
Carbon Monoxide (CO) |
|
Carbon Dioxide (CO2) |
0-5000ppm |
1ppm |
Carbon Dioxide (CO2) |
0-5000ppm |
1ppm |
Carbon Dioxide (CO2) |
|
Carbon Dioxide (CO2) |
0-50000ppm |
1ppm |
Carbon Dioxide (CO2) |
0-50000ppm |
1ppm |
Carbon Dioxide (CO2) |
|
Carbon Dioxide (CO2) |
0-5%VOL |
0.01%VOL |
Carbon Dioxide (CO2) |
0-5%VOL |
0.01%VOL |
Carbon Dioxide (CO2) |
|
Carbon Dioxide (CO2) |
0-20%VOL |
0.01%VOL |
Carbon Dioxide (CO2) |
0-20%VOL |
0.01%VOL |
Carbon Dioxide (CO2) |
|
Carbon Dioxide (CO2) |
0-100%VOL |
0.01%VOL |
Carbon Dioxide (CO2) |
0-100%VOL |
0.01%VOL |
Carbon Dioxide (CO2) |
|
Formaldehyde (CH2O) |
0-10ppm |
0.01ppm |
Formaldehyde (CH2O) |
0-10ppm |
0.01ppm |
Formaldehyde (CH2O) |
|
Formaldehyde (CH2O) |
0-50ppm |
0.01ppm |
Formaldehyde (CH2O) |
0-50ppm |
0.01ppm |
Formaldehyde (CH2O) |
|
Formaldehyde (CH2O) |
0-100ppm |
0.01ppm |
Formaldehyde (CH2O) |
0-100ppm |
0.01ppm |
Formaldehyde (CH2O) |
|
Formaldehyde (CH2O) |
0-1000ppm |
1ppm |
Formaldehyde (CH2O) |
0-1000ppm |
1ppm |
Formaldehyde (CH2O) |
|
Ozone (O3) |
0-1ppm |
0.001ppm |
Ozone (O3) |
0-1ppm |
0.001ppm |
Ozone (O3) |
|
Ozone (O3) |
0-10ppm |
0.01ppm |
Ozone (O3) |
0-10ppm |
0.01ppm |
Ozone (O3) |
|
Ozone (O3) |
0-100ppm |
0.01ppm |
Ozone (O3) |
0-100ppm |
0.01ppm |
Ozone (O3) |
|
Ozone (O3) |
0-2000ppm |
1ppm |
Ozone (O3) |
0-2000ppm |
1ppm |
Ozone (O3) |
|
Hydrogen Sulfide (H2S) |
0-10ppm |
0.01ppm |
Hydrogen Sulfide (H2S) |
0-10ppm |
0.01ppm |
Hydrogen Sulfide (H2S) |
|
Hydrogen Sulfide (H2S) |
0-100ppm |
0.01ppm |
Hydrogen Sulfide (H2S) |
0-100ppm |
0.01ppm |
Hydrogen Sulfide (H2S) |
|
Hydrogen Sulfide (H2S) |
0-500ppm |
0.1ppm |
Hydrogen Sulfide (H2S) |
0-500ppm |
0.1ppm |
Hydrogen Sulfide (H2S) |
|
Hydrogen Sulfide (H2S) |
0-2000ppm |
1ppm |
Hydrogen Sulfide (H2S) |
0-2000ppm |
1ppm |
Hydrogen Sulfide (H2S) |
|
Sulfur Dioxide (SO2) |
0-20ppm |
0.01ppm |
Sulfur Dioxide (SO2) |
0-20ppm |
0.01ppm |
Sulfur Dioxide (SO2) |
|
Sulfur Dioxide (SO2) |
0-100ppm |
0.01ppm |
Sulfur Dioxide (SO2) |
0-100ppm |
0.01ppm |
Sulfur Dioxide (SO2) |
|
Sulfur Dioxide (SO2) |
0-1000ppm |
0.1ppm |
Sulfur Dioxide (SO2) |
0-1000ppm |
0.1ppm |
Sulfur Dioxide (SO2) |
|
Sulfur Dioxide (SO2) |
0-5000ppm |
1ppm |
Sulfur Dioxide (SO2) |
0-5000ppm |
1ppm |
Sulfur Dioxide (SO2) |
|
Nitric Oxide (NO) |
0-20ppm |
0.01ppm |
Nitric Oxide (NO) |
0-20ppm |
0.01ppm |
Nitric Oxide (NO) |
|
Nitric Oxide (NO) |
0-100ppm |
0.01ppm |
Nitric Oxide (NO) |
0-100ppm |
0.01ppm |
Nitric Oxide (NO) |
|
Nitric Oxide (NO) |
0-1000ppm |
0.1ppm |
Nitric Oxide (NO) |
0-1000ppm |
0.1ppm |
Nitric Oxide (NO) |
|
Nitric Oxide (NO) |
0-5000ppm |
1ppm |
Nitric Oxide (NO) |
0-5000ppm |
1ppm |
Nitric Oxide (NO) |
|
Nitrogen Dioxide (NO2) |
0-20ppm |
0.01ppm |
Nitrogen Dioxide (NO2) |
0-20ppm |
0.01ppm |
Nitrogen Dioxide (NO2) |
|
Nitrogen Dioxide (NO2) |
0-100ppm |
0.01ppm |
Nitrogen Dioxide (NO2) |
0-100ppm |
0.01ppm |
Nitrogen Dioxide (NO2) |
|
Nitrogen Dioxide (NO2) |
0-1000ppm |
0.1ppm |
Nitrogen Dioxide (NO2) |
0-1000ppm |
0.1ppm |
Nitrogen Dioxide (NO2) |
|
Nitrogen Dioxide (NO2) |
0-2000ppm |
1ppm |
Nitrogen Dioxide (NO2) |
0-2000ppm |
1ppm |
Nitrogen Dioxide (NO2) |
|
Nitrogen Oxides (NOX) |
0-100ppm |
0.01ppm |
Nitrogen Oxides (NOX) |
0-100ppm |
0.01ppm |
Nitrogen Oxides (NOX) |
|
Nitrogen Oxides (NOX) |
0-500ppm |
0.1ppm |
Nitrogen Oxides (NOX) |
0-500ppm |
0.1ppm |
Nitrogen Oxides (NOX) |
|
Nitrogen Oxides (NOX) |
0-2000ppm |
1ppm |
Nitrogen Oxides (NOX) |
0-2000ppm |
1ppm |
Nitrogen Oxides (NOX) |
|
Chlorine (CL2) |
0-20ppm |
0.01ppm |
Chlorine (CL2) |
0-20ppm |
0.01ppm |
Chlorine (CL2) |
|
Chlorine (CL2) |
0-200ppm |
0.1ppm |
Chlorine (CL2) |
0-200ppm |
0.1ppm |
Chlorine (CL2) |
|
Ammonia (NH3) |
0-10ppm |
0.01ppm |
Ammonia (NH3) |
0-10ppm |
0.01ppm |
Ammonia (NH3) |
|
Ammonia (NH3) |
0-100ppm |
0.01ppm |
Ammonia (NH3) |
0-100ppm |
0.01ppm |
Ammonia (NH3) |
|
Ammonia (NH3) |
0-1000ppm |
0.1ppm |
Ammonia (NH3) |
0-1000ppm |
0.1ppm |
Ammonia (NH3) |
|
Ammonia (NH3) |
0-5000ppm |
1ppm |
Ammonia (NH3) |
0-5000ppm |
1ppm |
Ammonia (NH3) |
|
Ammonia (NH3) |
0-100%LEL |
0.1%LEL |
Ammonia (NH3) |
0-100%LEL |
0.1%LEL |
Ammonia (NH3) |
|
Hydrogen (H2) |
0-100%LEL |
0.1%LEL |
Hydrogen (H2) |
0-100%LEL |
0.1%LEL |
Hydrogen (H2) |
|
Hydrogen (H2) |
0-1000ppm |
0.1ppm |
Hydrogen (H2) |
0-1000ppm |
0.1ppm |
Hydrogen (H2) |
|
Hydrogen (H2) |
0-20000ppm |
1ppm |
Hydrogen (H2) |
0-20000ppm |
1ppm |
Hydrogen (H2) |
|
Hydrogen (H2) |
0-40000ppm |
1ppm |
Hydrogen (H2) |
0-40000ppm |
1ppm |
Hydrogen (H2) |
|
Hydrogen (H2) |
0-100%Vol |
0.01%VOL |
Hydrogen (H2) |
0-100%Vol |
0.01%VOL |
Hydrogen (H2) |
|
Hydrogen Cyanide (HCN) |
0-30ppm |
0.01ppm |
Hydrogen Cyanide (HCN) |
0-30ppm |
0.01ppm |
Hydrogen Cyanide (HCN) |
Note: For other gases not listed above, please contact us.
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