BH-4A portable multi-gas detector could detect combustible gas, O2 and other two types toxic gases continuously and simultaneously. It is widely used in the area where explosion-proof is required or toxic gas leaks, like underground channels or mining industry, so as to protect the workers' life and avoid damage on the relevant equipments.
KG-60 Fixed Gas Detector/Transmitter
● High sensitivity and long life
● Low drift and reliable performance
● Self-check of sensor fault
● LCD display,menu operation
● Temperature compensation
● Explosion proof design
● Easy to install
● Can be worked stand alone
● DC24V external power optional
● 433Hz wifi optional
● Romote control
● No need to calibrate
| Target gas | Combustible gases and Toxice gases |
| Sample manner | Natural diffusion |
| Sensor type | Catalytic gas sensor for combustible gas, PID for VOC Electrochemical gas sensor for toxic gas, infrared for CO2 |
| Unit | %LEL, ppm, %VOL |
| Response time | ＜20s |
| Load resistance (4~20)mA | ≤250 Ω |
| Accuracy | F.S.±3% |
| Repeatability | F.S.±1% |
| Working voltage | DC24V±15% |
| Working condition | Combustible gas: Tem.: -40℃～70℃ Toxic gas: Tem.: -20℃～50℃ |
| Hum. | ≤95%RH no con. |
| Explosion-proof | ExdⅡCT6 |
| Protection degree | IP65 |
| Power Consumption | ≤3W |
| Cable | ≥ RVVP 1.5 mm2×3 |
| Transmit distance | ≤1000m |
| Pressure | 86kPa～106kPa |
| Output signals | 4~20mA,Two level free contact (0.5A/AC220V) |
| Install screw thread | G3/4 |
| Colour | Yellow |
| Weight | 1600g |
| Shell Material | Aluminum |
K-600 Multi-gas detector with pump for CO, H2S,O2 and LEL
● Advanced MCU for Low-Power Consumption
● LCD display
● Self-Test Function
● Adjustable alarms
● Two Instant Alarm Points
● Audio, Visual LED and Vibratory Indicators
● Three buttons Operatioin for Simple Use
● Strong, Durable Rubber Casing Provides
● Anti-Slip Handleability
● 500pcs alarming record data logger
● Can be connected with computer
● Module monitoring, Sensor setup, Alarm record
● Colorful LCD gas curve display
● Available for CO, H2S, O2 and combustible gas
● Rechargeable
● 2 years warranty
● ATEX approval
| Range | O2: 0-30% by Volume LEL: 0-100% LEL CO: 0-1000 ppm H2S:0-100 ppm |
| Alarm Point | CO: 35 and 200 ppm instant H2S: 10 and 15 ppm instant O2: 19.5 by Vol. decreasing and 23.5% by Vol. increasing LEL: 20% and 50% LEL |
| Method of Detection | Diffusion |
| Sensor | CO, H2S and O2-Electrochemical Combustible Gases-Catalytic |
| Display | 2.4 inch colored LCD |
| Temperature | -20℃~60℃ |
| Humidity | 5 to 95% RH, non-condensing |
| Power | 3.7VDC 3600mA rechargeable lithium battery |
| Operating time | Approximately 15 hours Continuous, non -alarm conditions |
| Charge Time | 4-6 hours |
| Dimensions | 174mm*68mm*47mm |
| Sound | 85 dB at 1m |
| Weight | 210g |
| Ingress Protection | IP65 |
BH-90A Portable Single gas Detector for CO, H2S, O2 or Ex
● Advanced MCU for Low-Power Consumption
● LCD display
● Self-Test Function
● Adjustable alarms
● Two Instant Alarm Points
● Audio, Visual LED and Vibratory Indicators
● Password Protection
● Strong, Durable Rubber Casing Provides Anti-Slip Handleability
● Available for CO, H2S, O2,Combustible gas H2, NH3, SO2, CL2 and formaldehyde etc.
● Rechargeable
● ATEX certificate
| Range | CO:0-1000 ppm H2S:0-100 ppm O2:0-30% by Volume Ex: 0-100% LEL |
| Alarm Point | O2: 19.5 by Vol. decreasing and 23.5% by Vol. increasing CO:35 and 200 ppm instant H2S:10 and 15 ppm instant Ex:20 and 50% LEL |
| Method of Detection | Diffusion |
| Sensor | CO, H2S and O2-Electrochemical Combustible Gases-Catalytic |
| Display | LCD |
| Temperature | -20℃~50℃ |
| Humidity | 5 to 95% RH, non-condensing |
| Power | 3.7VDC rechargeable lithium battery |
| Operating time | Approx.8 hours for LEL unit Approximately 24 hours for CO, H2S and O2 units Continuous, non-alarm conditions |
| Charge Time | Approximately 4-6 hours |
| Dimensions | 100mm*60mm*30mm |
| Sound | 85 dB at 1m |
| Weight | 130g |
| Ingress Protection | IP65 |
