Technical parameter
Product type | DX-BH-90 |
Sampling method | Diffusion type (Sampling pump optional) |
Display | Large LCD |
Alarm method | Audio, Visual LED and Vibratory |
Alarm features | Alarm light: Red LED flashes alarm, ≥20m Alarm sound: Buzzer alarm ≥75dB Vibration alarm |
Working environment | -20℃～50℃ |
Power Supply | 3.7V Rechargeable lithium battery |
Gas Sensor Life | 2 years |
Charging time | Less than 5 hours |
Data record | 1000pcs data storage |
Working time | 8h continuously |
Password protection | Password protection and password modification |
Recovery operation | Support restore factory calibration function, restore factory parameter setting function. |
Explosion-proof grade | Exib IIB T3 Gb |
Principle | Electrochemical and Catalytic sensor.Other gases needed, please contact supplier |
Additional function | Flashlight |
Humidity | 0-95%RH （no dew） |
Shell material | ABS |
Dimensions | 134x61x32mm（L×W×H） |
Orange
Blue
Yellow
4 in 1 Multi-gas detector
Type: DX-BH-4A
Introduction
DX-BH-4A yellow and black version four in one gas detector, the body is light and handy, easy to master, high strength ABS shell, comfortable handle. Compression, anti fall, strong sealing, no fear of rain, more durable, high quality material casting toughness, abrasion and anti fall advantage. Using ultra high decibel beep alarm, the two level three alarm (sound, light and vibration) is not easy to be ignored and the security is high. High and low alarm values can be set. Rechargeable 3.7V lithium battery. The capacity of the battery is 2000 Ma and it works 8 hours continuously.
Characteristics:
Three heavy alarm
Industrial sensor
High definition screen
Large capacity battery
High cost performance
Anti compression and fall prevention
Strong sealing
Do not fear the rain
Durable
Light and convenient, easy to carry
Technical parameter
Operating & Storage Environment | Temperature: -20°C~55°C (-4F~122F) Humidity: 5%-95% (Relative humidity non-condensing) Pressure: 95~110kPa |
Sampling method | Diffusion type |
Detecting Range | CO: 0~1000ppm H2S:0~100 PPM O2: 0~30%vol Combustible Explosive Gas (Ex / LEL / CH4): 0~100%LEL |
Sensor | O2 /H2S / CO: plug-in electrochemical sensor Combustible gas (LEL): plug-in catalytic combustion sensor |
Alarm Type | low & high alarm, multiple gas alarm, sensor alarm, battery low alarm, prompt tone, automatic shutdown alarm |
Resolution | 0.1%VOL (O2), 1ppm (CO), 0.1ppm (H2S), 1%LEL (EX) |
Accuracy | 3% F.S |
Response time | 10s |
Repeatability | 1% |
Zero drift | 1% |
Display | Alphanumeric large LCD displays the real time gas concentration and alarm stage |
Backlight | Automatically activated when working in poor lighting environment or the alarm sounding or the button is knobbed down. |
Self-checking Function | Self-checking Battery power, display, sensor, hardware failure |
Explosion-proof | EXiaIICT4 |
Protection grade | IP65 |
Power Supply | Rechargeable lithium battery |
Weight | 400g |
Dimensions | 130mm*67mm*30mm |
Shell material | ABS+PC |
Sensor life | 2 years |
Packaging standard: aluminum box, mainframe, manual maintenance card, lanyard, data cable, charger, calibration cover
4 in 1 Multi-gas detector
Type: DX-BH-4S
Introduction
The DX-BH-4S portable multi-gas detector is used to detect the gas concentration by natural diffusion, using the latest 32 bit microprocessor and imported industrial grade sensor. The response time is fast, the measurement accuracy is high, and the stability and repeatability are good. 2.4 inch LCD screen, resolution 320*240 high definition interface display, with computer analysis, Chinese and English switching and other auxiliary functions, the whole machine meets the national standard of measurement production.
It can continuously detect the concentration of toxic, harmful, flammable and explosive gases in the working environment. It is suitable for explosion protection, toxic gas leakage and emergency rescue, underground pipelines, mines, metallurgy, power plants, chemical industry, tunnels, tunnels and other places. Effective prevention of poisoning accidents, ensuring the safety of workers is not infringed, and production equipment is not damaged.
Characteristics:
Chinese and English switching
USB interface data upload with computer software
Four alarm: Sound, light, vibration, display
Waterproof, Dustproof, Explosion-proof
High cost performance
Light and convenient, easy to carry
Technical parameter
Product type | DX-BH-4S |
Principle | Electrochemical and Catalytic sensor. Normal gases: EX, O2, H2S, CO. Other gases needed, please contact supplier |
Range | EX: (0~100)%LEL; O2: (0~30.0)%vol; H2S: (0~100)ppm; CO: (0~1000)ppm |
Resolution | EX: 1%LEL; O2: 0.1%vol; H2S:1ppm; CO: 1ppm |
Accuracy | ≤±2%FS |
Sampling method | Diffusion type (Sampling pump optional) |
Unit | ppm、 mg/m3、 %VOL、 %LEL |
Response Time(T90) | <30S |
Language display | Chinese and English switching |
Display | LCD displays real-time and system status |
Color curve | Colorful LCD gas curve display. It shows the change of gas concentration in a short period of time, which is convenient for comparative analysis and observation data change. |
Alarm method | Audio, Visual LED, Vibratory and LCD Indicators |
Alarm features | Alarm light: Red LED flashes alarm, ≥20m Alarm sound: Buzzer alarm ≥75dB Vibration alarm |
Working environment | -20℃～50℃ |
Power Supply | 3.7V, 1800mA Rechargeable lithium battery |
Gas Sensor Life | 2 years |
Charging time | Charging time is less than 7 hours, continuous working for more than 8 hours. |
Data record | 500pcs data storage |
Data upload | USB interface data upload with computer software |
Password protection | Password protection and password modification |
Recovery operation | Support restore factory calibration function, restore factory parameter setting function. |
Explosion-proof grade | Exib IIB T3 Gb |
Humidity | 0-95%RH （no dew） |
Shell material | ABS+PC |
Dimensions | 145x69x28mm（L×W×H） |
Gas parameters
Detecting gas | Measuring range | Optional range | Resolving power | Alarm point |
EX | 0-100%lel | 0-100%vol (Infrared) | 1%lel/ 1%vol | Low: 20 High: 50 ppm |
O2 | 0-30%vol | 0-30%vol | 0.1%vol | Low: 19.5% High: 23.5% vol |
H2S | 0-100ppm | 0-50/ 200/ 1000ppm | 1ppm | Low: 10 High: 20 ppm |
CO | 0-1000ppm | 0-1000ppm | 1ppm | Low: 50 High: 150 ppm |
CO2 | 0-5000ppm | 0-1%/ 5%/ 10%vol (Infrared) | 1ppm/ 0.1%vol | Low: 1000 High: 2000 ppm |
NO | 0-250ppm | 0-500/ 1000ppm | 1ppm | Low: 50 High: 150 ppm |
NO2 | 0-20ppm | 0-50/ 1000ppm | 0.1ppm | Low: 5 High: 10 ppm |
SO2 | 0-20ppm | 0-50/ 1000ppm | 0.1/ 1ppm | Low: 5 High: 10 ppm |
CL2 | 0-20ppm | 0-100/ 1000ppm | 0.1ppm | Low: 5 High: 10 ppm |
H2 | 0-1000ppm | 0-500/ 2000/ 5000ppm | 1ppm | Low: 50 High: 150 ppm |
NH3 | 0-100ppm | 0-50/ 500/ 1000ppm | 0.1/ 1ppm | Low: 20 High: 50 ppm |
PH3 | 0-20ppm | 0-20/ 1000ppm | 0.1ppm | Low: 5 High: 10 ppm |
HCL | 0-20ppm | 0-20/ 500/ 1000ppm | 0.1ppm | Low: 5 High: 10 ppm |
CLO2 | 0-50ppm | 0-10/ 100ppm | 0.1ppm | Low: 5 High: 10 ppm |
HCN | 0-50ppm | 0-100ppm | 0.1/ 0.01ppm | Low: 10 High: 20 ppm |
C2H4O | 0-100ppm | 0-100ppm | 1/0.1ppm | Low: 20 High: 50 ppm |
O3 | 0-10ppm | 0-20/ 100ppm | 0.1ppm | Low: 2 High: 5 ppm |
CH2O | 0-20ppm | 0-50/ 100ppm | 1/ 0.1ppm | Low: 5 High: 10 ppm |
HF | 0-100ppm | 0-1/ 10/ 50/ 100ppm | 0.01/ 0.1ppm | Low: 2 High: 5 ppm |
C7H8 | 0-20ppm | 0-1/ 10/ 50/ 100ppm | 0.01/ 0.1ppm | Low: 5 High: 10 ppm |
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