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Environmental Monitoring Equipments > Handheld Ozone Tester

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Digital Differential Pressure Meter LD-LDPM-A10

Measuring range : 0 ∼ 125 Pa

Accuracy : 0 ± 0.2 Pa (liner error)± 1 %

Operating temperature range : 0 °C ∼ 50 °C

Operational humidity : ˂ 85 RH
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Digital Differential Pressure Meter LD-LDPM-A20

Measuring range : ± 500 Pa

Repeatability : ± 0.2 % FS

Resolution : 0.1 Pa

Sampling rate : 0.5 s
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Handheld C2H4 Ethylene Gas Detector LD-LEGD-A10

Sampling : With internal sampling pump, flow rate is up to 1 L/min, ten grades of pumping suction for selection

Gas : Ethylene C2H4

Measure Range : 0 to 1000 ppm

Resolution : 1ppm
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Portable infrared gas detector LD-LIGD-A10

Measurement principle : Non-dispersive infrared  (NDIR)

Gas Detected : SF6: 0 to 50 ppm range/ 0 to 1000 ppm range (as per req.)

Detection Uncertainty :

Detection Resolution : 0.1ppm
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Portable 10 in 1 Multi Gas Detector LD-LMGD-A10

Gas Detected : O2 CH4 CO2 VOC CO H2S SO2 CL2 NO2 NH3

Detection principle : Electrochemical principle (O2 CO H2S SO2 CL2 NO2 NH3)

Measurement Range : O2: 0-30% VOL, CH4: 0-50000 PPM, CO2:0-50000 PPM

Resolution : O2: 0.01% VOL, CH4: 1 PPM, CO2:1 PPM VOC:1 PPM, CO:0.1 PPM, H2S: 0.1 PPM SO2: 0.01 PPM, CL2: 0.01 PPM, NO2: 0.01 PPM, NH3:0.01 PPM
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Portable Multiple Gas Detector LD-LPMG-A10

Sampling Method : Diffusion

Working conditions : Temperature -20 to 50°C Pressure 0.9 to 1.1 (standard atmospheric pressure) Humidity

Explosion proof grade : Exia II CT3

Protection grade : IP65
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Portable Single Gas Detector LD-LPSG-A10

Sampling method : Diffusion

Measurement principle : Electrochemical (oxygen, toxic gases), Catalytic combustion (flammable gases), Infrared principle (carbon dioxide gas)

Detector gas : Flammable gases, oxygen gas, toxic and harmful gases

Response time : CO2 < 10 s O2, flammable gases < 20 s CO, H2S, SO2, NO, ClO2, NO2, H2 < 30 s
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Portable SO2Gas Detector LD-LPSG-A20

Gas detected : Sulfur dioxide SO2

Detection principle : Electrochemistry

Sampling method : Pumping suction, flow rate can up to 1L/min, ten grades of pumping suction for selection.

Measure range : 0 to1000 ppm
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Portable NO2 Gas Detector LD-LPSG-A21

Gas detected : NO2

Detection principle : Electrochemistry

Sampling method : Pumping suction, flow rate can up to 1L/min, ten grades of pumping suction for selection.

Measure range : 0 to1000 ppm
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Portable 2 in 1 gas detector LD-LPTG-A10

Sampling method : Diffusion

Sensor type : CO2: solid electrolyte sensor, O2：electrochemical sensor

Detection range : CO2：0.04 to 5.00 % and O2：0.0 to 30.0 %

Detection accuracy : CO2：± 30 % rdg (rdg = reading) and O2：± 3 % F.S. (F.S. = full scale)
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Portable VOC gas detector LD-LPVG-A10

Temperature range : -20 ℃ to 50 ℃

Humidity : 15% to 95% RH

Method : Pump suction

Gases detected : Oxygen, gas (EX), poisonous gases like H2S, NH3, CO, SO2, Cl2
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Online Ozone Meter LD-LOOM-A10

Ozone measurement range : 0 ppm ∼ 5 ppm, 0 ppm ∼ 100 ppm, 0 ppm ∼ 300 ppm, 0 ppm ∼ 600 ppm ( Optional )

Flow rate : 1.5 L/min

Accuracy : 0.01 ppm or 3 % of reading

Resolution : 0.001 ppm
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UV Absorption Ozone Meter LD-LUOM-A10

Ozone measurement range : 0 ppm ∼ 100 ppm/ 0 ppm ∼ 1000 ppm

Flow rate : 1 L/min

Accuracy : 0.01 ppm

Measuring time : 10 seconds

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