High-temperature combustible gas detector, suitable for real-time and accurate detection of high-temperature combustible gas concentration and gas leakage in various environments. Adopting catalytic combustion sensor and microcontroller technology. Fast response speed and high measurement accuracy. It plays an early warning role in the safety of dangerous site operations.
Features
- CT6 explosion-proof grade, Explosion-proof wiring method is suitable for various hazardous places.
- High-precision sensor;
- No debugging required, power on and use;
- Analog, digital, switch and other signal outputs;
- NMP and other high-temperature gas monitoring;
- Imported sensors have good anti-interference performance and a service life of more than 3 years.
- Microprocessor technology, fast response speed, high measurement accuracy.
- It has on-site sound and light alarm function, and the gas concentration exceeds the standard and alarms immediately.
- Backlit large-screen LCD display, showing gas concentration/type/unit/working status, etc.
- The sensor is easy to replace, and the replacement does not require on-site calibration. The key parameters of the sensor are automatically identified;
- Full range temperature digital automatic tracking compensation to ensure measurement accuracy;
- Full software automatic calibration, the sensor has up to 6 levels of target point calibration function;
- And it has data recovery function;
- PPM, %VOL, mg/m3 three concentration units can be switched freely;
- Automatic protection function against high concentration gas shock;
Specifications
Model: | 1000-EX-GW |
Detection gas: | High temperature combustible gas |
Detection range: | 0-100%LEL 0-5%VOL |
Resolution: | 0.01%LEL |
Display mode: | LCD display |
Temperature detection: | Optional, temperature detection range: -40~250℃ (other high temperatures can be customized) |
Detection method: | Diffusion type |
Installation method: | Threaded installation/flange installation |
Linear error: | ≤±1% |
Zero drift: | ≤±1% (F.S/year) |
Repeatability: | ≤±1% |
Detection accuracy: | ≤±1% |
Response time: | ≤3 seconds (T90) |
Recovery time: | ≤3 seconds |
Signal output: | ① 4-20mA signal: standard 16-bit precision 4-20mA output chip, transmission distance 1Km ② RS485 signal: using standard MODBUS RTU protocol, transmission distance 2Km ③ Voltage signal: 0-5V, 0-10V output, can be set by yourself ④ Pulse signal: also known as frequency signal, frequency range adjustable (optional) ⑤ Switching signal: standard 2 sets of relays, optional third set of relays, relay passive contacts, capacity 220VAC 3A/24VDC 3A |
Transmission method: | ① Cable transmission: 3-core, 4-core cable, long-distance transmission (1-2 kilometers) ② GPRS transmission: can be internal GPRS module is installed to transmit data remotely in real time without distance restriction (optional) |
Receiving device: | User computer, control alarm, PLC, DCS, etc. |
Alarm method: | On-site sound and light alarm, external alarm, remote controller alarm, computer data acquisition software alarm, etc. |
Alarm setting: | Standard configuration of two-level alarm, optional three-level alarm; alarm mode can be set: conventional high and low alarm, interval control alarm |
Electrical interface: | 3/4″NPT internal thread, 1/2″NPT internal thread, supports 2 types of electrical connection methods at the same time |
Explosion-proof mark: | ExdII CT6 (flameproof type) |
Protection level: | IP66 |
Working power supply: | 24VDC (12~30VDC) |
Dimensions and weight: | Customizable size |
Standard accessories: | Instruction manual, certificate of conformity |
Shell material: | Die-cast aluminum + sandblasting oxidation/fluorocarbon paint, explosion-proof and corrosion-resistant |
Working temperature: | -40~250℃ (other high temperatures can be customized) |
Working humidity: | ≤95%RH, no condensation |
Working pressure: | 86~100Kpa |
Warranty period: | 1 year (sensor 1 year) |
Featured Applications

1000-EX-GW Insert type combustible gas detector is widely used in high-temperature environments and high-temperature equipment such as ovens, production lines, ovens, reflow soldering, clean high-temperature chimney pipes, aging boxes, etc.
- Applicable working conditions: high temperature pipelines such as coating machines
- Pipeline temperature: -20℃~+250℃C
- Pipeline humidity: ≤95%RH without condensation
- Pipeline pressure: standard atmospheric pressure ±10%
- Pipeline medium: non-corrosive gas, high boiling point solvent without silicone (such as NMP N-methylpyrrolidone)
- Probe length: 400m (recommended insertion depth 250m)
- Detection range: 0-100%LEL, can be customized according to needs
- Applicable working conditions: high temperature pipeline
- Pipeline temperature: -20℃~+250℃
- Pipeline humidity: ≤95%RH without condensation
- Pipeline pressure: standard atmospheric pressure ±10%
- Pipeline medium: non-corrosive gas, non-silicone combustible gas
- Probe length: 400m (recommended insertion depth 250mm)
- Detection range: 0-100%LEL, can be customized according to needs

We can also provide you with multi-channel gas controller. It is convenient to monitor and manage multiple gas detectors at the same time.
- Screen size: 7-inch touch screen
- Display channel: 4
- Input voltage: 220V AC
- Output voltage: 24V DC
- Input signal: 4-20mA, RS485
- Output signal: RS485, 4 groups of relays, total high and low alarm relays
- Storage data: 1.8 million historical data, 5000 alarm data
- Optional: can be expanded to up to 48 channels
Detectable Gases and Measuring Ranges
Detection gas | Range | Maximum allowable error | Minimum reading | Response time T90 |
Combustible gas (EX) | 0-100%LEL | <±3%(F.S) | 0.1%LEL | ≤10 seconds |
Combustible gas (EX) | 0-100%Vol | <±3%(F.S) | 0.1%Vol | ≤10 seconds |
Methane (CH4) | 0-100%LEL | <±3%(F.S) | 0.1%LEL | ≤10 seconds |
Methane (CH4) | 0-100%Vol | <±3%(F.S) | 0.1%Vol | ≤10 seconds |
Oxygen (O2) | 0-30%Vol | <±3%(F.S) | 0.01%Vol | ≤10 seconds |
Oxygen (O2) | 0-100%Vol | <±3%(F.S) | 0.01%Vol | ≤10 seconds |
Oxygen (O2) | 0-5000ppm | <±3%(F.S) | 1ppm | ≤30 seconds |
Nitrogen (N2) | 0-100%Vol | <±3%(F.S) | 0.01%Vol | ≤10 seconds |
Carbon monoxide (CO) | 0-100ppm | <±3%(F.S) | 0.1ppm | ≤25 seconds |
Carbon monoxide (CO) | 0-1000ppm | <±3%(F.S) | 0.1ppm | ≤25 seconds |
Carbon monoxide (CO) | 0-2000ppm | <±3%(F.S) | 0.1ppm | ≤25 seconds |
Carbon monoxide (CO) | 0-20000ppm | <±3%(F.S) | 1ppm | ≤25 seconds |
Carbon monoxide (CO) | 0-100000ppm | <±3%(F.S) | 1ppm | ≤20 seconds |
Carbon dioxide (CO2) | 0-500ppm | <±3%(F.S) | 1ppm | ≤20 seconds |
Carbon dioxide (CO2) | 0-2000ppm | <±3%(F.S) | 1ppm | ≤20 seconds |
Carbon dioxide (CO2) | 0-5000ppm | <±3%(F.S) | 1ppm | ≤30 seconds |
Carbon dioxide (CO2) | 0-50000ppm | <±3%(F.S) | 1ppm | ≤30 seconds |
Carbon dioxide (CO2) | 0-20%Vol | <±3%(F.S) | 0.01%Vol | ≤30 seconds |
Carbon dioxide (CO2) | 0-100%Vol | <±3%(F.S) | 0.01%Vol | ≤30 seconds |
Carbon dioxide (CO2) | 0-10ppm | <±3%(F.S) | 0.001ppm | ≤30 seconds |
Formaldehyde (CH2O) | 0-10ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Formaldehyde (CH2O) | 0-100ppm | <±3%(F.S) | 0.01ppm | ≤45 seconds |
Formaldehyde (CH2O) | 0-1000ppm | <±3%(F.S) | 1ppm | ≤20 seconds |
Ozone (O3) | 0-1ppm | <±3%(F.S) | 0.001ppm | ≤20 seconds |
Ozone (O3) | 0-5ppm | <±3%(F.S) | 0.001ppm | ≤20 seconds |
Ozone (O3) | 0-50ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Ozone (O3) | 0-100ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Ozone (O3) | 0-2000ppm | <±3%(F.S) | 0.1ppm | ≤30 seconds |
Ozone (O3) | 0-30000ppm | <±3%(F.S) | 1ppm | ≤30 seconds |
Ozone (O3) | 0-20mg/L | <±3%(F.S) | 0.01mg/L | ≤30 seconds |
Ozone water (O3) | 0-20mg/L | <±3%(F.S) | 0.01mg/L | ≤30 seconds |
Hydrogen sulfide (H2S) | 0-10ppm | <±3%(F.S) | 0.001ppm | ≤30 seconds |
Hydrogen sulfide (H2S) | 0-50ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Hydrogen sulfide (H2S) | 0-100ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Hydrogen sulfide (H2S) | 0-2000ppm | <±3%(F.S) | 0.1ppm | ≤30 seconds |
Hydrogen sulfide (H2S) | 0-10000ppm | <±3%(F.S) | 1ppm | ≤30 seconds |
Sulfur dioxide (SO2) | 0-10ppm | <±3%(F.S) | 0.001ppm | ≤45 seconds |
Sulfur dioxide (SO2) | 0-20ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Sulfur dioxide (SO2) | 0-100ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Sulfur dioxide (SO2) | 0-500ppm | <±3%(F.S) | 0.1ppm | ≤30 seconds |
Sulfur dioxide (SO2) | 0-2000ppm | <±3%(F.S) | 0.1ppm | ≤30 seconds |
Sulfur dioxide (SO2) | 0-10000ppm | <±3%(F.S) | 1ppm | ≤30 seconds |
Nitrogen monoxide (NO) | 0-10ppm | <±3%(F.S) | 0.001ppm | ≤30 seconds |
Nitrogen monoxide (NO) | 0-100ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Nitrogen monoxide (NO) | 0-2000ppm | <±3%(F.S) | 0.1ppm | ≤30 seconds |
Nitrogen dioxide (NO2) | 0-5000ppm | <±3%(F.S) | 1ppm | ≤30 seconds |
Nitrogen dioxide (NO2) | 0-10ppm | <±3%(F.S) | 0.001ppm | ≤30 seconds |
Nitrogen dioxide (NO2) | 0-100ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Nitrogen dioxide (NO2) | 0-1000ppm | <±3%(F.S) | 0.1ppm | ≤25 seconds |
Nitrogen dioxide (NO2) | 0-5000ppm | <±3%(F.S) | 1ppm | ≤25 seconds |
Nitrogen dioxide (NO2) | 0-10ppm | <±3%(F.S) | 0.001ppm | ≤30 seconds |
Nitrogen oxides (NOX) | 0-100ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Nitrogen oxides (NOX) | 0-2000ppm | <±3%(F.S) | 0.1ppm | ≤30 seconds |
Nitrogen oxides (NOX) | 0-5000ppm | <±3%(F.S) | 1ppm | ≤30 seconds |
Chlorine (CL2) | 0-10ppm | <±3%(F.S) | 0.001ppm | ≤30 seconds |
Chlorine (CL2) | 0-20ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Chlorine (CL2) | 0-200ppm | <±3%(F.S) | 0.1ppm | ≤30 seconds |
Chlorine (CL2) | 0-2000ppm | <±3%(F.S) | 0.1ppm | ≤30 seconds |
Ammonia (NH3) | 0-50ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Ammonia (NH3) | 0-100ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Ammonia (NH3) | 0-1000ppm | <±3%(F.S) | 0.1ppm | ≤30 seconds |
Ammonia (NH3) | 0-5000ppm | <±3%(F.S) | 1ppm | ≤30 seconds |
Ammonia (NH3) | 0-100%LEL | <±3%(F.S) | 0.1%LEL | ≤30 seconds |
Hydrogen (H2) | 0-100%LEL | <±3%(F.S) | 0.1%LEL | ≤30 seconds |
Hydrogen (H2) | 0-1000ppm | <±3%(F.S) | 0.1ppm | ≤30 seconds |
Hydrogen (H2) | 0-20000ppm | <±3%(F.S) | 1ppm | ≤30 seconds |
Hydrogen (H2) | 0-40000ppm | <±3%(F.S) | 1ppm | ≤30 seconds |
Hydrogen (H2) | 0-100%Vol | <±3%(F.S) | 0.01%Vol | ≤30 seconds |
Helium (He) | 0-100%Vol | <±3%(F.S) | 0.01%Vol | ≤10 seconds |
Argon (Ar) | 0-100%Vol | <±3%(F.S) | 0.01%Vol | ≤10 seconds |
Xenon (Xe) | 0-100%Vol | <±3%(F.S) | 0.01%Vol | ≤30 seconds |
Hydrogen cyanide (HCN) | 0-30ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Hydrogen cyanide (HCN) | 0-100ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Hydrogen chloride (HCL) | 0-20ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Hydrogen chloride (HCL) | 0-200ppm | <±3%(F.S) | 0.1ppm | ≤20 seconds |
Phosphine (PH3) | 0-5ppm | <±3%(F.S) | 0.001ppm | ≤20 seconds |
Phosphine (PH3) | 0-25ppm | <±3%(F.S) | 0.01ppm | ≤20 seconds |
Phosphine (PH3) | 0-2000ppm | <±3%(F.S) | 1ppm | ≤30 seconds |
Chlorine dioxide (CLO2) | 0-1ppm | <±3%(F.S) | 0.001ppm | ≤30 seconds |
Chlorine dioxide (CLO2) | 0-10ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Chlorine dioxide (CLO2) | 0-200ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Ethylene oxide (ETO) | 0-100ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Ethylene oxide (ETO) | 0-1000ppm | <±3%(F.S) | 0.1ppm | ≤30 seconds |
Ethylene oxide (ETO) | 0-100%LEL | <±3%(F.S) | 1%LEL | ≤30 seconds |
Phosgene (COCL2) | 0-1ppm | <±3%(F.S) | 0.001ppm | ≤30 seconds |
Phosgene (COCL2) | 0-50ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Silane (SiH4) | 0-1ppm | <±3%(F.S) | 0.001ppm | ≤30 seconds |
Silane (SiH4) | 0-50ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Fluorine (F2) | 0-1ppm | <±3%(F.S) | 0.001ppm | ≤30 seconds |
Fluorine (F2) | 0-10ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Fluorine (F2) | 0-50ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Hydrogen fluoride (HF) | 0-10ppm | <±3%(F.S) | 0.01ppm | ≤20 seconds |
Hydrogen fluoride (HF) | 0-50ppm | <±3%(F.S) | 0.01ppm | ≤20 seconds |
Hydrogen bromide (HBr) | 0-50ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Diborane (B2H6) | 0-10ppm | <±3%(F.S) | 0.001ppm | ≤30 seconds |
Arsine (AsH3) | 0-1ppm | <±3%(F.S) | 0.001ppm | ≤30 seconds |
Arsine (AsH3) | 0-10ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Arsine (AsH3) | 0-50ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Germane (GeH4) | 0-2ppm | <±3%(F.S) | 0.001ppm | ≤30 seconds |
Germane (GeH4) | 0-20ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Hydrazine (N2H4) | 0-1ppm | <±3%(F.S) | 0.001ppm | ≤30 seconds |
Hydrazine (N2H4) | 0-300ppm | <±3%(F.S) | 0.1ppm | ≤30 seconds |
Tetrahydrothiophene (THT) | 0-100mg/m3 | <±3%(F.S) | 0.01mg/m3 | ≤30 seconds |
Bromine (Br2) | 0-10ppm | <±3%(F.S) | 0.001ppm | ≤30 seconds |
Bromine (Br2) | 0-100ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Bromine (Br2) | 0-2000ppm | <±3%(F.S) | 1ppm | ≤30 seconds |
Acetylene (C2H2) | 0-100%LEL | <±3%(F.S) | 0.1%LEL | ≤30 seconds |
Acetylene (C2H2) | 0-100ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Acetylene (C2H2) | 0-1000ppm | <±3%(F.S) | 0.1ppm | ≤30 seconds |
Ethylene (C2H4) | 0-100%LEL | <±3%(F.S) | 0.1%LEL | ≤30 seconds |
Ethylene (C2H4) | 0-100ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Ethylene (C2H4) | 0-2000ppm | <±3%(F.S) | 0.1ppm | ≤30 seconds |
Acetaldehyde (C2H4O) | 0-10ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Ethanol (C2H6O) | 0-100ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Ethanol (C2H6O) | 0-2000ppm | <±3%(F.S) | 1ppm | ≤60 seconds |
Methanol (CH6O) | 0-100ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Methanol (CH6O) | 0-2000ppm | <±3%(F.S) | 1ppm | ≤30 seconds |
Carbon disulfide (CS2) | 0-50ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Carbon disulfide (CS2) | 0-5000ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Acrylonitrile (C3H3N) | 0-50ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Acrylonitrile (C3H3N) | 0-2000ppm | <±3%(F.S) | 1ppm | ≤30 seconds |
Methylamine (CH5N) | 0-50ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
I2 | 0-50ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Styrene (C8H8) | 0-200ppm | <±3%(F.S) | 0.1ppm | ≤30 seconds |
Styrene (C8H8) | 0-5000ppm | <±3%(F.S) | 1ppm | ≤30 seconds |
Vinyl chloride (C2H3CL) | 0-100ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Trichloroethylene (C2HCL3) | 0-100ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Tetrachloroethylene (C2CL4) | 0-100ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Laughing gas (N2O) | 0-100ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Nitrogen trifluoride (NF3) | 0-100ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Hydrogen peroxide (H2O2) | 0-100ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Sulfuryl fluoride (SO2F2) | 0-100ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Sulfuryl fluoride (SO2F2) | 0-30000ppm | <±3%(F.S) | 1ppm | ≤30 seconds |
Sulfuryl fluoride (SO2F2) | 0-200g/m3 | <±3%(F.S) | 0.1g/m3 | ≤30 seconds |
Sulfuryl fluoride (SO2F2) | 0-100ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
Sulfuryl fluoride (SO2F2) | 0-5000ppm | <±3%(F.S) | 1ppm | ≤30 seconds |
Sulfuryl fluoride (SO2F2) | 0-10000ppm | <±3%(F.S) | 1ppm | ≤30 seconds |
C6H6 | 0-10ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
C6H6 | 0-100ppm | <±3%(F.S) | 0.01ppm | ≤30 seconds |
C6H6 | 0-2000ppm | <±3%(F.S) | 1ppm | ≤30 seconds |
This list is not exhaustive, please contact us for other media.
High Temperature Combustible Gas Detector is a fixed high temperature resistant combustible gas detector developed and sold by our company. It can adapt to environments up to 250℃. The instrument is compatible with various control alarms, PLC, DCS and other control systems, and can simultaneously realize on-site alarms and remote monitoring and alarm functions.
Sino-Inst has been committed to the research, development, manufacturing and service of professional water quality analysis instruments and gas detection instruments. Our gas detectors are used in the fields of gas leakage and emission detection in chemical plants. They are deeply recognized and praised by users.