A2Z Products

Our A-Z Laboratory Product Range Is Carefully Curated To Meet The Diverse Needs Of Professionals And Researchers In All Scientific Fields. All Laboratory And Analytical Instruments Are Designed To Deliver Exceptional Performance And Reliability, Regardless Of Whether You Are Using Them In A Medical, Educational, Or Industrial Setting. We Are Committed To Quality And Customer Satisfaction, And We Offer A Satisfaction Guarantee On All Of Our Products.

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Alarm mode : Buzzer, light and alarm status prompt on the display, low battery alarm
Alarm mode : Buzzer, red LED and alarm status prompt on the display, fault alarm, pump abnormal alarm, battery low battery alarm, shutdown alarm, fall alarm (optional)
Alarm mode : Sound, light, vibration
Alarm : Sound, light, vibration
Battery capacity : 3.7 VDC, 10000 mA rechargeable polymer battery with overcharge, over discharge, over voltage, short circuit protection
Battery capacity : 3800 mAh rechargeable lithium battery
Battery shelf life : About 20 hours (when using alkaline dry batteries)
Battery : 3.6 V 2300 mAh lithium polymer rechargeable battery
operate time is about 12 h continuously
charging time: 4 to 6 h
Battery : 4.2 V lithium battery, 1700 mA/h
Calibration : CO2：0.04 % revise the zero point outdoors, O2：20.9 % revise the zero point outdoors
Charging interface : Micro USB charging interface
Charging interface : Micro-USB charging interface is designed to be charged anytime, anywhere with common data lines and mobile power
Charging time : 4 to 6 h
Communication and data download : It can be directly connected to the computer via USB to quickly download TXT storing data; optional PC software can convert TXT documents to an Excel document
Communication : Output RS232, RS485 signal; with PC software to download, store, analyze, print data (optional)
Concentration unit : ppm, mg/m3, %VOL, %LEL, can be switched by one button and the concentration value is automatically converted by the internal system
Concentration unit : ppm, mg/m3, %VOL, %LEL, can be switched by one button, and the concentration value is automatically converted by the internal system
Data storage : Measurement data automatic recording function, interval storage and alarm storage two ways, can customize the recording interval, Standard storage of 100,000 history or alarm records;optional independent 8G memory card
Data storage : Standard 8G SD card storage function (more capacity can be customized), storage interval can be set by itself, can achieve local storage, view, delete historical data and alarm records, can be directly connected to the computer through USB, quickly download stored data , TXT document; with PC software to download, store, analyze, print data
Degree of Protection : IP-66
Degree of protection : IP66
Detection Resolution : 0.1ppm
Detection Uncertainty : <1.5 % F.S
Detection accuracy : CO2：± 30 % rdg (rdg = reading) and O2：± 3 % F.S. (F.S. = full scale)
Detection error : ± 5 % F.S.
Detection principle : Electrochemical principle (O2 CO H2S SO2 CL2 NO2 NH3) Infrared principle (CH4 CO) Photoionization principles (VOC)
Detection principle : Electrochemistry
Detection range : CO2：0.04 to 5.00 % and O2：0.0 to 30.0 %
Detector gas : Flammable gases, oxygen gas, toxic and harmful gases
Dimension (H × W × D) : 170 × 75 × 41 mm
Dimension (hand shake of gas pump) : 45 × 239 × 28 mm
Dimension (host machine) : 85 × 153 × 50 mm
Dimension Detector (W*D*H) : 28 × 27 × 170 mm
Dimension Host Machine (W*D*H) : 76 × 27 × 145 mm
Dimension : 125 × 66 × 42 mm
Dimension : 205 × 75 × 32 mm
Dimension : 260×230×120 mm
Dimension : 500 × 290 × 180 mm
Dimensions : 205×75×32 mm
Display content : Gas formula, concentration data, unit of measure, gas curve trend, battery level, time, temperature (optional), humidity(optional), pressure (optional), pump status, wireless status(optional), printer status(optional), screen capture status
Display content : Gas formula, concentration data, unit of measure, gas curve trend, battery level, time, temperature, humidity, pressure (optional), pump status, wireless status, printer status, screen capture status
Display mode : Multiple display modes selectable, multi-channel data mode, multi-curve mode, multi-channel data + multi-curve mode, single channel + single curve mode
Display mode : Multiple display modes selectable, multi-channel data mode, multi-curve mode, multi-channel data + multi-curve mode, single channel + single curve mode
Display resolution : CO2：0.01 % and O2：0.1 %
Display : 3.5 inch colour display, resolution 320×480
Display : 3.5-inch IPS color LCD display, resolution 320 × 480
Display : LCD display
Display : LCD dot matrix display
Display : OLED self-luminous with low power consumption, high brightness
Environment humidity : 0 to 95 % RH (non-condensation)
Explosion grade : Exia II CT3
Explosion proof grade : Exia II CT3
Explosion-Proof : Ex ia IIC T4 Gc
Explosion-Proof : Exic II CT3 Gc
Explosion-proof : Exia II CT4
Explosion-proof : Exib ll CT4
Filter device : Equipped with a multi-layer filter to efficiently filter oil, water and dust
Gas Detected : Nitrogen N2
Gas Detected : O2 CH4 CO2 VOC CO H2S SO2 CL2 NO2 NH3
Gas Detected : SF6: 0 to 50 ppm range/ 0 to 1000 ppm range (as per req.)
Gas Unit : Units are switchable
Gas detected : Hydrogen Sulfide H₂S
Gas detected : NO₂
Gas detected : Sulfur dioxide SO₂
Gas unit : Units are switchable
Gas : Ethylene C2H4
HS Code : 9027100090
Humidity : 0 to 95 % RH
Length of Pump pipe : < 1 meter
Linearity Error : ≤ ± 1%
Linearity error : ≤ ± 1 %
Linearity error : ≤ ± 1%
Measure Range : 0 to 1000 ppm
Measure range : 0 to1000 ppm
Measure range : 0-10ppm, 0-50ppm, 0-100ppm, 0-500ppm, 0-1000ppm, 0-2000ppm, 0-5000ppm, 0-10000ppm (option)
Measurement Range : 0 to 100 % VOL
Measurement Range : O2: 0-30% VOL, CH4: 0-50000 PPM, CO2:0-50000 PPM VOC:0-2000 PPM, CO:0-999 PPM, H2S: 0-200 PPM SO2: 0-25 PPM, CL2: 0-50 PPM, NO2: 0-100 PPM, NH3:0-100 PPM
Measurement principle of sensor : Electrochemical, catalytic combustion
Measurement principle : Electrochemical (oxygen, toxic gases), Catalytic combustion (flammable gases), Infrared principle (carbon dioxide gas)
Measurement principle : Non-dispersive infrared (NDIR)
Modular structure : 3 detection modules, each module can be selected to detect up to 6 kinds of gases, and a total of 18 kinds of gases can be selected
Modular structure : Can detect up to 1 to 5 kinds of gases
Network frequency : LORA (398 to 525MHZ), BLUETOOTH (2.4GHZ)
Operating Time : 100 h (pump off)
Operating language : English
Operating temperature : -0°C-70°C (optional flue gas sampling probe, up to 1200°C smoke concentration)
Operating temperature : -20 to 50°C (optional flue gas sampling probe, up to 1200°C)
Operating time : 100 h (pump off)
Operating time : 100 hours (pump off)
Operation humidity : < 90 % RH (non-condensation)
Operation mode : Touch push keys
Operation temperature : -10 to 50 °C
Operation temperature : -10 to 60℃
Power supply : #5 dry cell, 4/AC 100 to 250 V
Power supply : 4.2 V, internal lithium battery power supply, 2200 mAh
Power supply : Lithium battery (DC 3.7V, 2400mAh)
Power supply : Rechargeable lithium battery, continuous working up to 24 hours
Precision : 1 % fs
Precision : 2 % fs
Precision : 2% FS
Precision : 3 to 10% F.S.
Precision : ≤±2 % FS
Print content : Real-time concentration data and historical data
Printing : Built-in printer or external Bluetooth printer (optional), Print Content: Text, graphics, 1D code, 2D code, curve
Printing : external portable Bluetooth printer (optional)
Probe unit rod length : 22 cm
Protection grade : IP65
Recovery Time : ≤ 10 S
Recovery Time : ≤ 10 s
Recovery Time : ≤ 10S
Recovery time : ≤ 10 s
Repeatability : ≤ ± 1 %
Repeatability : ≤ ± 1%
Resolution : 0.001ppm (0-10ppm), 0.01ppm (0-50ppm,0-100ppm), 0.1ppm (0-500ppm), 1ppm (0-1000ppm)
Resolution : 0.01 % VOL
Resolution : 1 ppm
Resolution : 1ppm
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
Response Time : ≤ 10 s
Response Time : ≤ 10S
Response Time : ≤ 8 S
Response time : 1 to 5 s

Response time :

CO2 < 10 s

O2, flammable gases < 20 s

CO, H2S, SO2, NO, ClO2, NO2, H2 < 30 s

HCN, NH3, PH3 < 100 s

Response time : ≤ 10 s
Sampling Method : Diffusion
Sampling method : Built-in pumping sampling, selected high-quality micro pump, low noise, low vibration, stable suction, Pump flow is adjustable in ten speeds, flow range: 0 to 500 ml/min
Sampling method : Built-in stable flow pump, each flow pump is equipped in each independent module, pump flow is adjustable in ten steps, flow range: 0-800 mL/Min
Sampling method : Diffusion
Sampling method : Pumping suction, flow rate can up to 1L/min, ten grades of pumping suction for selection.
Sampling mode : Pumping type
Sampling : With internal sampling pump, flow rate is up to 1 L/min, ten grades of pumping suction for selection
Screen capture settings : The content displayed by the current host can be saved in the form of a BMP picture, and then the picture is exported to the computer through the USB cable for the user to record and reference
Screen capture settings : The content displayed by the current host saved in the form of a BMP picture, and then the picture exported to the computer through the USB cable for the user to record and reference
Sensor type : CO2: solid electrolyte sensor, O2：electrochemical sensor
Shelf life : >10 years
Signal output : High-speed data transmission by USB, available for data downloading and printing
Storage temperature : 0 to 40°C
Temperature Humidity display range : Temperature: -20°C- 50 °C, resolution: 0.1 °C humidity: 0-99% RH, resolution: 1% RH (optional)
Temperature and humidity detection range : Temperature: -20 °C to 50 °C, resolution: 0.1 °C humidity: 0 to 99% RH, resolution: 1% RH (optional)
Temperature : -20° C to 50 °C
Temperature : -20°C to 50°C
Temperature : -40° C to 70 °C
Type of battery : Lithium battery
Warm-up time : 100 s
Weight (hand shake of gas pump) : About 80 g
Weight (host machine) : About 300 g
Weight : 0.7 kg
Weight : 105 g
Weight : 300 g (NW), 800 g (GW)
Weight : 300 g
Weight : 3700 g
Weight : 400 g
Weight : About 250 g (includes detector, batteries)
Wireless network : LORA (Optional), BLUETOOTH (Optional)
Wireless trans. distance : LORA (open space) up to 3500m, BLUETOOTH (Bluetooth) up to 10m
Wireless transmission : Bluetooth (with printer), ZigBee, built-in DTU wireless module (optional)
Wireless transmission : LORA (Optional), BLUETOOTH (Optional)

Working conditions :

Temperature	-20 to 50°C
Pressure	0.9 to 1.1 (standard atmospheric pressure)
Humidity	10 to 95 % RH (no dew condensation)

Working humidity : 0 to 95% RH (no condensation) optional filter is available if moisture too high) Working Pressure: 96～106Kpa
Working humidity : 0-95% RH (no condensation) (high humidity can be selected with filter drying device)
Working temperature : -20 to 55°C
Working time of battery : > 8 h (non-alarm state)
Zero Shift : ≤ ± 1%（F.S./year）
Zero shift : ≤ ± 1 % (F.S / Year)
Zero shift : ≤ ± 1 % （fs /year）
Zero shift : ≤ ± 1 % （fs/year）
Zero shift : ≤ ± 1% (F.S / Year)

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Alarm mode : Buzzer, light and alarm status prompt on the display, low battery alarm
Alarm mode : Buzzer, red LED and alarm status prompt on the display, fault alarm, pump abnormal alarm, battery low battery alarm, shutdown alarm, fall alarm (optional)
Alarm mode : Sound, light, vibration
Alarm : Sound, light, vibration
Battery capacity : 3.7 VDC, 10000 mA rechargeable polymer battery with overcharge, over discharge, over voltage, short circuit protection
Battery capacity : 3800 mAh rechargeable lithium battery
Battery shelf life : About 20 hours (when using alkaline dry batteries)
Battery : 3.6 V 2300 mAh lithium polymer rechargeable battery
operate time is about 12 h continuously
charging time: 4 to 6 h
Battery : 4.2 V lithium battery, 1700 mA/h
Calibration : CO2：0.04 % revise the zero point outdoors, O2：20.9 % revise the zero point outdoors
Charging interface : Micro USB charging interface
Charging interface : Micro-USB charging interface is designed to be charged anytime, anywhere with common data lines and mobile power
Charging time : 4 to 6 h
Communication and data download : It can be directly connected to the computer via USB to quickly download TXT storing data; optional PC software can convert TXT documents to an Excel document
Communication : Output RS232, RS485 signal; with PC software to download, store, analyze, print data (optional)
Concentration unit : ppm, mg/m3, %VOL, %LEL, can be switched by one button and the concentration value is automatically converted by the internal system
Concentration unit : ppm, mg/m3, %VOL, %LEL, can be switched by one button, and the concentration value is automatically converted by the internal system
Data storage : Measurement data automatic recording function, interval storage and alarm storage two ways, can customize the recording interval, Standard storage of 100,000 history or alarm records;optional independent 8G memory card
Data storage : Standard 8G SD card storage function (more capacity can be customized), storage interval can be set by itself, can achieve local storage, view, delete historical data and alarm records, can be directly connected to the computer through USB, quickly download stored data , TXT document; with PC software to download, store, analyze, print data
Degree of Protection : IP-66
Degree of protection : IP66
Detection Resolution : 0.1ppm
Detection Uncertainty : <1.5 % F.S
Detection accuracy : CO2：± 30 % rdg (rdg = reading) and O2：± 3 % F.S. (F.S. = full scale)
Detection error : ± 5 % F.S.
Detection principle : Electrochemical principle (O2 CO H2S SO2 CL2 NO2 NH3) Infrared principle (CH4 CO) Photoionization principles (VOC)
Detection principle : Electrochemistry
Detection range : CO2：0.04 to 5.00 % and O2：0.0 to 30.0 %
Detector gas : Flammable gases, oxygen gas, toxic and harmful gases
Dimension (H × W × D) : 170 × 75 × 41 mm
Dimension (hand shake of gas pump) : 45 × 239 × 28 mm
Dimension (host machine) : 85 × 153 × 50 mm
Dimension Detector (W*D*H) : 28 × 27 × 170 mm
Dimension Host Machine (W*D*H) : 76 × 27 × 145 mm
Dimension : 125 × 66 × 42 mm
Dimension : 205 × 75 × 32 mm
Dimension : 260×230×120 mm
Dimension : 500 × 290 × 180 mm
Dimensions : 205×75×32 mm
Display content : Gas formula, concentration data, unit of measure, gas curve trend, battery level, time, temperature (optional), humidity(optional), pressure (optional), pump status, wireless status(optional), printer status(optional), screen capture status
Display content : Gas formula, concentration data, unit of measure, gas curve trend, battery level, time, temperature, humidity, pressure (optional), pump status, wireless status, printer status, screen capture status
Display mode : Multiple display modes selectable, multi-channel data mode, multi-curve mode, multi-channel data + multi-curve mode, single channel + single curve mode
Display mode : Multiple display modes selectable, multi-channel data mode, multi-curve mode, multi-channel data + multi-curve mode, single channel + single curve mode
Display resolution : CO2：0.01 % and O2：0.1 %
Display : 3.5 inch colour display, resolution 320×480
Display : 3.5-inch IPS color LCD display, resolution 320 × 480
Display : LCD display
Display : LCD dot matrix display
Display : OLED self-luminous with low power consumption, high brightness
Environment humidity : 0 to 95 % RH (non-condensation)
Explosion grade : Exia II CT3
Explosion proof grade : Exia II CT3
Explosion-Proof : Ex ia IIC T4 Gc
Explosion-Proof : Exic II CT3 Gc
Explosion-proof : Exia II CT4
Explosion-proof : Exib ll CT4
Filter device : Equipped with a multi-layer filter to efficiently filter oil, water and dust
Gas Detected : Nitrogen N2
Gas Detected : O2 CH4 CO2 VOC CO H2S SO2 CL2 NO2 NH3
Gas Detected : SF6: 0 to 50 ppm range/ 0 to 1000 ppm range (as per req.)
Gas Unit : Units are switchable
Gas detected : Hydrogen Sulfide H₂S
Gas detected : NO₂
Gas detected : Sulfur dioxide SO₂
Gas unit : Units are switchable
Gas : Ethylene C2H4
HS Code : 9027100090
Humidity : 0 to 95 % RH
Length of Pump pipe : < 1 meter
Linearity Error : ≤ ± 1%
Linearity error : ≤ ± 1 %
Linearity error : ≤ ± 1%
Measure Range : 0 to 1000 ppm
Measure range : 0 to1000 ppm
Measure range : 0-10ppm, 0-50ppm, 0-100ppm, 0-500ppm, 0-1000ppm, 0-2000ppm, 0-5000ppm, 0-10000ppm (option)
Measurement Range : 0 to 100 % VOL
Measurement Range : O2: 0-30% VOL, CH4: 0-50000 PPM, CO2:0-50000 PPM VOC:0-2000 PPM, CO:0-999 PPM, H2S: 0-200 PPM SO2: 0-25 PPM, CL2: 0-50 PPM, NO2: 0-100 PPM, NH3:0-100 PPM
Measurement principle of sensor : Electrochemical, catalytic combustion
Measurement principle : Electrochemical (oxygen, toxic gases), Catalytic combustion (flammable gases), Infrared principle (carbon dioxide gas)
Measurement principle : Non-dispersive infrared (NDIR)
Modular structure : 3 detection modules, each module can be selected to detect up to 6 kinds of gases, and a total of 18 kinds of gases can be selected
Modular structure : Can detect up to 1 to 5 kinds of gases
Network frequency : LORA (398 to 525MHZ), BLUETOOTH (2.4GHZ)
Operating Time : 100 h (pump off)
Operating language : English
Operating temperature : -0°C-70°C (optional flue gas sampling probe, up to 1200°C smoke concentration)
Operating temperature : -20 to 50°C (optional flue gas sampling probe, up to 1200°C)
Operating time : 100 h (pump off)
Operating time : 100 hours (pump off)
Operation humidity : < 90 % RH (non-condensation)
Operation mode : Touch push keys
Operation temperature : -10 to 50 °C
Operation temperature : -10 to 60℃
Power supply : #5 dry cell, 4/AC 100 to 250 V
Power supply : 4.2 V, internal lithium battery power supply, 2200 mAh
Power supply : Lithium battery (DC 3.7V, 2400mAh)
Power supply : Rechargeable lithium battery, continuous working up to 24 hours
Precision : 1 % fs
Precision : 2 % fs
Precision : 2% FS
Precision : 3 to 10% F.S.
Precision : ≤±2 % FS
Print content : Real-time concentration data and historical data
Printing : Built-in printer or external Bluetooth printer (optional), Print Content: Text, graphics, 1D code, 2D code, curve
Printing : external portable Bluetooth printer (optional)
Probe unit rod length : 22 cm
Protection grade : IP65
Recovery Time : ≤ 10 S
Recovery Time : ≤ 10 s
Recovery Time : ≤ 10S
Recovery time : ≤ 10 s
Repeatability : ≤ ± 1 %
Repeatability : ≤ ± 1%
Resolution : 0.001ppm (0-10ppm), 0.01ppm (0-50ppm,0-100ppm), 0.1ppm (0-500ppm), 1ppm (0-1000ppm)
Resolution : 0.01 % VOL
Resolution : 1 ppm
Resolution : 1ppm
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
Response Time : ≤ 10 s
Response Time : ≤ 10S
Response Time : ≤ 8 S
Response time : 1 to 5 s

Response time :

CO2 < 10 s

O2, flammable gases < 20 s

CO, H2S, SO2, NO, ClO2, NO2, H2 < 30 s

HCN, NH3, PH3 < 100 s

Response time : ≤ 10 s
Sampling Method : Diffusion
Sampling method : Built-in pumping sampling, selected high-quality micro pump, low noise, low vibration, stable suction, Pump flow is adjustable in ten speeds, flow range: 0 to 500 ml/min
Sampling method : Built-in stable flow pump, each flow pump is equipped in each independent module, pump flow is adjustable in ten steps, flow range: 0-800 mL/Min
Sampling method : Diffusion
Sampling method : Pumping suction, flow rate can up to 1L/min, ten grades of pumping suction for selection.
Sampling mode : Pumping type
Sampling : With internal sampling pump, flow rate is up to 1 L/min, ten grades of pumping suction for selection
Screen capture settings : The content displayed by the current host can be saved in the form of a BMP picture, and then the picture is exported to the computer through the USB cable for the user to record and reference
Screen capture settings : The content displayed by the current host saved in the form of a BMP picture, and then the picture exported to the computer through the USB cable for the user to record and reference
Sensor type : CO2: solid electrolyte sensor, O2：electrochemical sensor
Shelf life : >10 years
Signal output : High-speed data transmission by USB, available for data downloading and printing
Storage temperature : 0 to 40°C
Temperature Humidity display range : Temperature: -20°C- 50 °C, resolution: 0.1 °C humidity: 0-99% RH, resolution: 1% RH (optional)
Temperature and humidity detection range : Temperature: -20 °C to 50 °C, resolution: 0.1 °C humidity: 0 to 99% RH, resolution: 1% RH (optional)
Temperature : -20° C to 50 °C
Temperature : -20°C to 50°C
Temperature : -40° C to 70 °C
Type of battery : Lithium battery
Warm-up time : 100 s
Weight (hand shake of gas pump) : About 80 g
Weight (host machine) : About 300 g
Weight : 0.7 kg
Weight : 105 g
Weight : 300 g (NW), 800 g (GW)
Weight : 300 g
Weight : 3700 g
Weight : 400 g
Weight : About 250 g (includes detector, batteries)
Wireless network : LORA (Optional), BLUETOOTH (Optional)
Wireless trans. distance : LORA (open space) up to 3500m, BLUETOOTH (Bluetooth) up to 10m
Wireless transmission : Bluetooth (with printer), ZigBee, built-in DTU wireless module (optional)
Wireless transmission : LORA (Optional), BLUETOOTH (Optional)

Working conditions :

Temperature	-20 to 50°C
Pressure	0.9 to 1.1 (standard atmospheric pressure)
Humidity	10 to 95 % RH (no dew condensation)

Working humidity : 0 to 95% RH (no condensation) optional filter is available if moisture too high) Working Pressure: 96～106Kpa
Working humidity : 0-95% RH (no condensation) (high humidity can be selected with filter drying device)
Working temperature : -20 to 55°C
Working time of battery : > 8 h (non-alarm state)
Zero Shift : ≤ ± 1%（F.S./year）
Zero shift : ≤ ± 1 % (F.S / Year)
Zero shift : ≤ ± 1 % （fs /year）
Zero shift : ≤ ± 1 % （fs/year）
Zero shift : ≤ ± 1% (F.S / Year)

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