SRDL2000 CO2 Carbon dioxide, Temperature & humidity Monitor; 3 in 1 Data logger

Features
•Super large LCD simultaneously display and log CO2 Level, Temperature, Relative Humidity, Calendar (Y/M/D) and Time (clock)
•DIGITAL WALL MOUNTABLE/ DESKTOP TYPE!
•12700 data logging memory
•WARNING CARBON DIOXIDE LEVEL!
•Stable NDIR sensor for CO2 concentration
•NDIR (Non-Dispersive Infrared) WAVE GUIDE TECHNOLOGY WITH ABC (Automatic Background Calibration)
•High and Low threshold setting
•ALARM OUTPUT DRIVE RELAY TO CONTROL SYSTEM
•Back light Function
•Recall MAX and MIN reading
•LONG TIME DRIFT COMPENSATION
•Comes with Power Adaptor (choose one from the available plug US/ UK/ AU/ EUR)

Specifications
Large LCD Display: 3.5”(8.9cm) LCD display with backlight
Logger mode: Key start/ stop, Immediately, Schedule, Real-time& Roll-over
Carbon Dioxide (CO2)
Range: 0~9999 (out of scale), Accuracy: ±50ppm ±5%rdg (0~2000)
Response time: 10sec
Temperature
Range: -10.0~70.0°C(14~158°F)
Resolution: 0.1°C/°F
Accuracy: ±0.6°C/±0.9°F(0~50°C/32~122°F), others ±1.2°C
Humidity

Range: 0.1~99.9%
Resolution: 0.1%
Accuracy: ±3%(10~90%)
Logging Memory: 12700
Operating Condition: 0~50°C,0~95%RH
Storage Condition: -20~60°C,0~99%RH
Sensor life: 15years in normal comm. Environments with ABC on
Storage Temp: -40~70°C(-40~158°F)
Power Supply: AA Battery or 1A Output 9V AC Adaptor

Functions

1).Display carbon dioxide concentration and ratio by lcd.

2).Close/Open backlight by key.

3).Close/Open transfinite alarm by key.

4).Record and check the maximum minimum value.

5).Set time function.

SRDL344 & SRDL344D CO2 Carbon dioxide, Temperature & humidity Monitor; 3 in 1 Data logger

Introduction
SRDL344 series CO2 monitor could measure the CO2 concentration, air temperature, humidity. Poor indoor air quality is considered unhealthy because it causes tiredness, loss of ability to concentrate, and even illness. IAQ monitoring and survey, especially on CO2 level and air ventilation become widely applied in public areas such as offices, classrooms, factories, hospitals and hotels. It is also suggested in regulations of industrial hygiene in some countries.

Technical Specification:

9-in1 High-end Intelligent Air Detector

Accurate Detection for formaldehyde.

Accurate Detection for TVOC and benzene.

PM 2.5 Air quality monitoring.

PM 10 Air quality monitoring.

Real time temperature monitoring

Real time humidity monitoring.

Air quality Record and analysis.

24 hours a day for Air detecting.

Light sensor for save power.

SR8630 High sensitive formaldehyde detecto with good quality of LCD

Technical Parameter

Display Mode: High-definition liquid crystal display (LCD)

Distinguishability: 240*320

Temperature Range: 0°C~45°C

Humidity Range: 0%~99%

Product Dimension: 146*99*65mm

Product Weight: 225g

Battery

Capacity: 2000mAh Lithium Battery

Input: 5.0V/500mA

Charging Temp.: -10°C~45°C

Operation Environment

Atmospheric Pressure: 86Kpa~106Kpa

Humidity Range: 20%~85%

Working Temp.: -10°C~45°C

Storage Temp.: -20°C~50°C

HCHO

Test Item:  HCHO in the air

Test Range: 0.000~1.999 mg/m³  

Detection Technique: Electrochemistry Sensing Technology

Sample Mode: Diffusion Type

Density Unit: mg/m³

TVOC

Test Item: TVOC in the air（Including benzene）

Test Range: 0.000~9.999 mg/m³  

Detecting Time: 5 minutes

Detection Technique: Semiconductor Sensing Technology

Sample Mode: Diffusion Type

Density Unit: mg/m³

PM2.5/PM10 with imported sensor

Detection Technique: Laser scattering

Test the particle diameter:  2.5μm、10μm

Sampling Time: 3 seconds

Detection mode: Density (Per liter)

Detection range: 0~999μg/ m³ 

SR8703 Air Quality Detector, PM2.5+PM10+Temp+RH 4-in-1 Monitor

Features:

Rechargeable function: YES
Buzzer Alarm Setup: YES
MAX, MIN Data Hold: YES
Low Battery Indication: YES
LCD Backlight: YES

Specifications:

Gas Tested: PM2.5, PM10 In The Air
Measuring Range: (0~5000) ug/m3
Resolution: 1 ug/m3
Minimum Reading: 1 ug/m3
Minimum diameter of tested particle: 0.3um

Response Time: < 10 Seconds

Measuring principle: Laser scattering

Environment Testing:

Temperature: 0~50ºC/ 32~122°F; Relative Humidity: 10~90%RH

Accuracy: Temperature: +/-1ºC/°F; Humidity: 5%RH
Storage Environment: -10~80ºC,-14~176°F;10~75%RH
Power: 3*1.2V AAA rechargeable NiMH battery or 5V 1A power adapter
Size: 91.5*64.8*135mm
Weight: 152g (not including battery)

SR8704 Multifunctional Air Quality Detector,

PM2.5+PM10+HCHO+Temp+RH 5-in-1 Monitor

Features:

Rechargeable function: YES
Buzzer Alarm Setup: YES
MAX, MIN Data Hold: YES
Low Battery Indication: YES
LCD Backlight: YES

Specifications:

Gas Tested: PM2.5, PM10 and HCHO In The Air
Measuring Range: PM2.5, PM10: (0~5000) ug/m3; HCHO: (0~1) mg/m3
Resolution: PM2.5, PM10: 1 ug/m3; HCHO: 0.01 mg/m3
Minimum Reading: PM2.5, PM10: 1 ug/m3; HCHO: 0.01 mg/m3
Minimum diameter of tested particle: 0.3um

Basic Error for HCHO: ＜±5%FS

Response Time: < 10 Seconds

Measuring principle: PM2.5, PM10: Laser scattering; HCHO: Electrochemical

Environment Testing:

Temperature: 0~50ºC/ 32~122°F; Relative Humidity: 10~90%RH

Accuracy: Temperature: +/-1ºC/°F; Humidity: 5%RH
Storage Environment: -10~80ºC,-14~176°F;10~75%RH
Power: 3*1.2V AAA rechargeable NiMH battery or 5V 1A power adapter
Size: 91.5*64.8*135mm
Weight: 152g (not including battery)

SR8700A Combustible Gas Detector

1. Response time: 2 seconds
2. Warm up time: 60 seconds approx( 25ºC, 60% RH environment)
3. Continuous operation time: 8 hours (varying with operating status)
4. Low battery indication: :3±0.2V
5. Operation temperature: 0~52ºC
6. Adjustable detection control
7. Reset button on the probe handle
8. Constant power indication
9. Power: 3*1.5V LR14 Battery
10. Unit size: 76*49*220MM
11. Standard quantity per carton: 20PCS
12. Standard carton size: 51.1*37.4*28.5CM
13. Standard carton gross weight: 14.4KG

SR8705 Carbon Monoxide Meter, CO+Temp 2-in-1 Meter

SR8706 Ammonia Gas Detector, NH3 + Temp 2-in-1 Meter

SR55M8 Mini Carbon Monoxide Meter

Description:

Carbon monoxide meter detects the presence of carbon monoxide (CO) and measures concentrations between 1-1000 parts per million (PPM). The meter indicates the presence of CO by a reading on the LCD and a beeper tone.
Specifications:

HST80   Pen type Gas Detector
Features:
-Sensitive, jamproof;
-Best for home application;
-Three types of indications, easy operation;
-long battery life;
-auto shutdown.

HST8800A+   Combustible Gas detector
This highly reliable broad range combustible gas detector HST8800A+ is an extremely useful tool in any environment where gasoline, propane, natural gas, fuel oil and many other explosive gases may be present.
As a combustible gas or vapor source is approached, an audible signal increases in frequency and the red lights illuminate in sequence, to show the intensity of the leak. Now you can see and hear your way to pinpointing dangerous leaks. The unique flexible probe gives you access to gas leaks in hard to reach places.
Features:
-Ergonomic model, nice handheld touch;
-LCD and buzzer alarms;
-Self faulty detection of sensor during startup;
-Li cells employed, recharing anywhere.

Combustible Gas Meter HST880

Carbon Monoxide Meter HST881

SPD200B/CO Gas detector of Carbon Monoxide
Measurement display: displays with 4 digit LCD
Operation temperature: -10~50°C (14~122°F)
Storing temperature: 0~40°C(32~104°C)
Operation humidity: 0~99%RH (relative humidity)
Storing humidity: 20%~80% RH (relative humidity)
Measuring range: 0~1000PPM
Resolution: 1PPM
Measurement error: ±5%
Over measurement range display: --OL--
Alarming method: acousto-optic alarming
Working principle of the sensor: electrochemistry sensor
The service life of the sensor: 2 years (it can be then replaced)
Power supply: 3×1.5V AAA alkaline batteries
Battery service life: about 100 hours of continuous use (when the backlight is off).
Size: 172×51×26 (mm)

SPD201/O2 Gas detector of Oxygen, OXYGEN GAS ALARM DETECTOR
Measurement display: displays 4 digit LCD
Operation temperature: -10~40°C (14~104°F)
Storing temperature: 0~30°C (32~86°F)
Operation humidity: 0~99%RH (relative humidity)
Storing humidity: 20%~80% RH (relative humidity)
Measuring range: 0~25%(VOL)
Resolution: 0.1 %( VOL)
Measurement error: ±0.5%
Over measurement range display: --OL--
Alarming method: acousto-optic alarming
Working principle of the sensor: source cell sensor
The service life of the sensor: 2 years (it can then be replaced)
Power supply: 3×1.5V AAA alkaline batteries
Battery service life: about 100 hours of continuous use (when the backlight is off).
Size: 172×51×26 (mm)

SPD202/Ex COMBUSTIBLE GAS ALARM DETECTOR

SPD202 combustible gas detector can be used in hazardous areas indoors and outdoors, where combustible gas is produced, stored, used, etc., such as chemical, petroleum, metallurgy, oil depot, LPG (Liquefied Petroleum Gas) station , pharmaceutical, gas transmission and distribution, etc. to detect the leakage and show the leaking concentration with a digital display. This device can set two-level alarming value. The detector can raise the acousto-optic alarming when the detected concentration reaches the preset value.

1)        Detecting principle: catalytic combustion

2)        Detected gas: combustible gas

3)        Measurement range: 0-100% LEL (LEL: Low Explosion Level - the lowermost concentration of combustible gas to generate an explosion in air when meeting a naked flame)

4)        Resolution: 0.1%

5)        Error: ±2%

6)        Response time: <30s

7)        Operation temperature: -10ºC～60ºC

8)        Operation humidity: <99%RH

9)        Display mode: digital display with large LCD screen

10)    Alarming method: acousto-optic alarming

11)    Power supply: 4×1.5V AA batteries

12)    Current: <110mA (measuring status)

<15mA (non-measuring status)

MODEL: HSTDX70 CO  Single Gas detector of carbon monoxide

1. General

HSTDX70 is a kind of single gas or multiple gas detector/ alarm which can be optionally equipped with oxygen sensor, combustible gas sensor and any two or four sensors of different noxious gases, or a single gas sensor.

HSTDX70 has a very clear and large LCD with audible and visible alarm, and can detect any dangerous gas and send alarm to the operator in time for prevention even in very inimical work environment.

2. Technical performance and parameters

Features:

- Smart, portable and firm

- Audible and visible alarm

- Large screen digital and character display, instantaneous value, peak value and mean value available

- Self-checking for displaying, battery, sensor, audible and visible alarm at startup

- Regular light flashing and audible indication

- Distinct audible alarm

- Low maintenance cost

- 1 kind of gas detecting supported

Technical performance and parameters

Gas for detect: carbon monoxide in the air (CO)
Range:0-999ppm
Precision: <± 5% (F.S)
Least count: 1ppm/0.1ppm
Response time: ≤ 25 sec

lithium ion rechargeable battery, 3.6V

Battery working period: 15 hours uninterrupted (combustible gas)

About 200 hours (except combustible gas)

Sensor service life: 3 years for combustible gas sensor, 2 years for oxygen and noxious gas sensor

Display: large screen LCD

Alarm: audible and visible alarm

Direct reading: instantaneous value, peak value, battery voltage, TWA, STEL

Ex-mark: Ex ibdIICT3

Protection degree: IP45

Work temperature: -10~40ºC

Work humidity: 5~90% RH

Size: 126mm (L) x 66mm (W) x 32mm (H)

Weight: 220g (with charger)

MODEL: HSTDX70 CO2  Single Gas detector of carbon dioxide

1. General

HSTDX70 is a kind of single gas or multiple gas detector/ alarm which can be optionally equipped with oxygen sensor, combustible gas sensor and any two or four sensors of different noxious gases, or a single gas sensor.

HSTDX70 has a very clear and large LCD with audible and visible alarm, and can detect any dangerous gas and send alarm to the operator in time for prevention even in very inimical work environment.

2. Technical performance and parameters

Features:

- Smart, portable and firm

- Audible and visible alarm

- Large screen digital and character display, instantaneous value, peak value and mean value available

- Self-checking for displaying, battery, sensor, audible and visible alarm at startup

- Regular light flashing and audible indication

- Distinct audible alarm

- Low maintenance cost

- 1 kind of gas detecting supported

Technical performance and parameters

Gas for detect: carbon dioxide in the air (CO2)
Range:0-5000ppm (standard)

(Range can be customized as customer's request)
Precision: <± 5% (F.S)
Least count: 0.01ppm
Response time: ≤ 50 sec

lithium ion rechargeable battery, 3.6V

Battery working period: 15 hours uninterrupted (combustible gas)

About 200 hours (except combustible gas)

Sensor service life: 3 years for combustible gas sensor, 2 years for oxygen and noxious gas sensor

Display: large screen LCD

Alarm: audible and visible alarm

Direct reading: instantaneous value, peak value, battery voltage, TWA, STEL

Ex-mark: Ex ibdIICT3

Protection degree: IP45

Work temperature: -10~40ºC

Work humidity: 5~90% RH

Size: 126mm (L) x 66mm (W) x 32mm (H)

Weight: 220g (with charger)

Note: Besides above stated CO2 and CO, HSTDX70 can also detect any one/single of the gas from below table.

MODEL: HSTDX80  Gas detector of multi-gas

1. General

HSTDX80 is a kind of single gas or multiple gas detector/ alarm which can be optionally equipped with oxygen sensor, combustible gas sensor and any two or four sensors of different noxious gases, or a single gas sensor.

DX80 has a very clear and large LCD with audible and visible alarm, and can detect any dangerous gas and send alarm to the operator in time for prevention even in very inimical work environment.

2. Technical performance and parameters

Features:

- Smart, portable and firm

- Audible and visible alarm

- Large screen digital and character display, instantaneous value, peak value and mean value available

- Self-checking for displaying, battery, sensor, audible and visible alarm at startup

- Regular light flashing and audible indication

- Distinct audible alarm

- Low maintenance cost

- 1, 2, 3, 4 kinds of gas detecting supported from below table.

Main technical indexes:

lithium ion rechargeable battery, 3.6V

Battery working period: 15 hours uninterrupted (combustible gas)

About 200 hours (except combustible gas)

Sensor service life: 3 years for combustible gas sensor, 2 years for oxygen and noxious gas sensor

Display: large screen LCD

Alarm: audible and visible alarm

Direct reading: instantaneous value, peak value, battery voltage, TWA, STEL

Ex-mark: Ex ibdIICT3

Protection degree: IP45

Work temperature: -10~40ºC

Work humidity: 5~90% RH

Size: 126mm (L) x 66mm (W) x 32mm (H)

Weight: 220g (with charger)

MODEL: HSTDX90

1. General

HSTDX90 is a kind of superior performance complex gas detection alarm, which can simultaneously detect EX, oxygen, carbon monoxide, hydrogen sulfide, or  other gas, it is used for safety checking before entering into a dangerous conditions or confined space at industrial.

HSTDX90 has a very clear and large LCD with audible and visible alarm, and can detect any dangerous gas and send alarm to the operator in time for prevention even in very inimical work environment 

HSTDX90 can detect Housing made of high strength engineering materials, composite elastic rubber materials from refined, high strength, feel good, and the waterproof, dust-proof, explosion-proof.

2. Technical performance and parameters

Features:

- Import sensor, stable and reliable performance
- The use of high-strength ABS plastic, composite materials, elastic rubber shell
- Sound, vibration, and the shade of red, yellow, two-alarm
- Large screen digital, character display, instantaneous, peak, average shows
- Very low maintenance costs
- Can support any one or four of the gas detection from below table.

Main technical indexes:

lithium ion rechargeable battery, 3.6V

Battery working period: 15 hours uninterrupted (combustible gas)

About 200 hours (except combustible gas)

Sensor service life: 3 years for combustible gas sensor, 2 years for oxygen and noxious gas sensor

Display: large screen LCD

Alarm: sound, vibration, and both red and yellow colored light alarm

Direct reading: instantaneous value, peak value, battery voltage, TWA, STEL

Ex-mark: Ex ibdIICT3

Protection degree: IP45

Work temperature: -10~40ºC

Work humidity: 5~90% RH

Size: 130mm (L) x 70mm (W) x 32mm (H)

Weight: 210g (with charger)

MODEL: HSTDX60 Gas detector with external pump

Features:
* Smart, portable and firm
* Audible and visible alarm
* Large screen digital and character display, instantaneous value, peak value and mean value available
* Self-checking for displaying, battery, sensor, audible and visible alarm at startup
* Regular light flashing and audible indication
* Distinct audible alarm
* Low maintenance cost
* 1, 2, 3 or 4 kinds of gas detecting supported

Technical parameter:
Comes with a suction pump can be tens of meters from the outer gas inhalation apparatus were
Detection mode: gaseous diffusion Battery: lithium ion rechargeable battery, 3.6V
Battery working period: 15 hours uninterrupted (combustible gas)
About 200 hours (except combustible gas)
Sensor work principle: electrochemistry mode for oxygen and noxious gas; catalytic combustion mode for combustible gas
Sensor service life: 3 years for combustible gas sensor, 2 years for oxygen and noxious gas sensor
Display: large screen LCD
Alarm: audible and visible alarm
Direct reading: instantaneous value, peak value, battery voltage, TWA, STEL
Ex-mark: Ex ibdIICT3
Protection degree: IP45
Work temperature: -10~40ºC
Work humidity: 5~90% RH
Size: 126mm (L) x 66mm (W) x 32mm (H)
Weight: 220g (with charger)
Main technical indexes:

(Range can be customized as customer's request)

HSTDX50 CH2O Detector, Formaldehyde Detector

1. summarize

HSTDX50 series portable intelligent gas detector, adopts the most advanced large scale integrated circuit technology, the international standard of intelligent technology level design technology and proprietary digital simulation mixed communication technology and design completely intelligent gas detection instrument. HSTDX50 series gas detection instrument advanced technology, excellent performance, high stability, can detect the gas variety, with recovery factory default Settings and since diagnosis function, use and maintenance convenience, greatly satisfy the industrial site safety monitoring of equipment with high reliability requirements, widely used in petroleum, chemical, environmental protection, metallurgy, refining, gas transmission and distribution, biological medicine, agriculture, etc
2. Technical characteristics
* High precision, high resolution.
* Broad range, the most massive ranges from 0 to 50000ppm or 0~100% Vol.
* Plug and play international standard intelligent sensor, on-site maintenance is very convenient.
* Unique LCD with backlighting design technology, field observation, the maintenance of equipment beset by changing light no longer Entire range range of digital temperature compensation.

* Through three buttons can realize view, setting, calibration, and other functions.
* This Ann circuit design, shell rainproof, corrosion resistance and wear resistance.
* Large capacity rechargeable lithium battery and charging protection circuit.
* A key to restore function, let you when operating worry-free.
3.Technical parameters
Shell material: ABS
Envelop dimensions: 125×52×30mm(L×W×H)
Explosion-proof level: Exia II CT6
Protective level: IP65
The weight: 200g
Accuracy: ±3%F.S.
Detecting way: Diffusion Type or Pump suction method
Concentration unit: ppm, %VOL, %LEL, mg/m3
Acousto-optic alarm means:, vibration
Working temperature: - 40 ~ 70ºC

Work humidity: 0 ~ 95% RH not gel
Working voltage: 3.6 VDC
Alarm current: 120mA
The working current: Diffusion Type 10mA, pump suction method 60mA
Battery capacity: 1800mA, take charge protection circuit
Charger specification: 4.2 VDC, 1A

 HSTDX207  2 in 1 FORMALDEHYDE (CH2O), Humidity DETECTOR

Technical Specifications

1. Range

a. Humidity: 30-90%RH

b. Formaldehyde: 0-4.00 PPM or 0-5.00mg/m3

2. Resolution:

                 a. Humidity: 1%RH

                 b. Formaldehyde: 0.01PPM,0.01mg/m3

3. Response time: 30s at 20°C

4. Sampling Method: Diffusion type

5. Display: Four digits LCD

Operation Instructions:

1.Turn on the meter, around 30 seconds for warm-up.

2.After waiting 30 seconds, the screen displays "----" for humidity collection.

3.After around 5 seconds, the ambient temperature test is completed, the measurement result shows 76% RH.

4.When testing formaldehyde ,put the meter outside room, click "CH2O" button, then wait 30 seconds collection, the screen displays "----".

5.After 30 seconds collection, the meter setting the base point 0,the screen displays "0.00"

6.Put the meters to the environment for testing (inside cars, outdoors), press "SCAN" button to test, wait 30 seconds, the screen displays "----".

7.Wait after 30 seconds, the test is completed, now the screen displays showing the formaldehyde content (the proportion of formaldehyde in the air is very small, longer time need for collecting.

If changes another environment, Next time, just click the "SCAN" button, the instrument will display the measured concentration of formaldehyde in the new environment.

Note: If the procedure returns to the step of humidity measurement or shut down, you still need to set the base point 0 before testing, and then measured.

SRVOC-1 Portable VOC Gas Detector

Summary:
SRVOC-1 VOC is the world's smallest portable gas detector, using a new generation of imported PID VOC sensor, safe and reliable, can provide security for staff who under the poisonous gases in hazardous environments.
Features:
* Small size, light weight, easy to carry;
* High accuracy, short response time, wide measurement range;
* Large-screen color LCD graphic display, more comfortable and humane;
* English menu display;
* USB rechargeable lithium battery, long life, fast and easy charging;
* Built-in large capacity memory, can store large amounts of measurement data;
* Powerful sound and light alarm, vibration alarm variety of alarm mode;
* Water and dust-proof, explosion proof, rugged enclosure drop resistance protection, high degree of protection;
* Support USB and the upper machine communications, the upper machine Calibration;
* Warning lights flashing, convenient to work in the dark;
* PPM and mg/m³ switch, conveniet user to reading.

Parameters:
Product type: Diffused VOC gas detector with data storage
Measurement Type: Volatile organic compounds (VOC)

Test range: 0~20/ 200/ 2000ppm

(Please indicated the test range when you place an order)

Resolution: 0.01/ 0.1/ 1ppm

Accuracy: ±3%
Battery: Built-in rechargeable lithium battery
Operate time: Full power longer than 8 hours
Charging time: Less than 4 hours
Display: TFT color screen
Alarm method: Sound alarm, the red LED lights alarm, vibration alarm
Keyboard: 4 keys
Sampling way: Diffusion
Date record: 30 seconds interval can be stored more than four months of record
Calibrate: 2 Point calibration, calibration values can be set
Operating temperature: -20~55°C
Operating humidity: 0-95% relative humidity (non-condensing)

Dimension: 110*68*38mm
Weight: 200g
Warranty: 1 year

Application to below gas types:

1) Aromatic Hydrocarbon: Benzene, Toluene, Xylene, Isopropyl benzene, etc.

2) Unsaturated Hydrocarbon: Ethyne, Ethylene, Butadiene, etc.

3) Chlorinated Hydrocarbon: Vinyl chloride, Chloroform, Trichloroethylene, Methylene dichloride, etc.

4) Ketone: Acetone, Ethyl methyl ketone, Isobutyl ketone, etc.

5) Alcohols: Methyl alcohol, Ethanol, Isopropranol, Butanol, etc.

6) Aldehydes: Formaldehyde, Acetaldehyde, etc.

7) Organic fuel: gasoline, aircraft fuel, etc.

SRVOC-2 Portable VOC Detector

Summary:

Used advanced PID (photoionization detector) sensor which can response rapid and exactly. Specializes in measurement of indoor air quality VOCs (volatile organic compounds), such as benzene, methyl benzene, xylene, alcohols, ethers, esters, etc.

It is primary inspection tool to inspect the toxic gas concentration in industrial environment continuously, especially applicable to personal safety protection and VOC spot inspection.

Features:

1. Small in size and light in weight; Shake-proof, explosion-proof and flame-retardant housing/shell
2. Continuously LCD real-time display of gas concentration and composition
3. Rechargeable lithium battery
4. 95 dB acoustic alarm and two wide-angle optic alarm
5. Built-in vibration alarm which is applied for noisy environment
6. Two stage alarm threshold: the low and high alarm points can be adjusted according to actual needs
7. Simple automatic calibration program and plug-in replaceable electrochemical sensor
8. Fully functional self-testing: sensor, integrity of battery and circuit, acoustic & visual & vibration three-stage alarm

Technical Specifications:

Applicable Gas: Volatile organic compounds VOC
Sensor Type: PID (photoionization detector) sensor
Detecting Range: 0~200ppm & 0~2000ppm
Resolution: 1ppm
Sampling Method: Diffusion or pump suction (optional)
Display: LCD display with backlight
Accuracy: ≤±3%（F.S）
Alarm Type: Audible-visual-vibration alarm Battery under-voltage alarm
Response Time: t<30s
Restoring Time: <30s
Sensor Life: 3 years
Power Supply: DC 3.6V rechargeable battery, 1800mA
Operating Environment: Temperature: -20°C~70°C Humidity: ≤95%RH (non-condensing)
Explosion-proof Type: Intrinsically safe

Functions:
Monitor gas concentration in an environment or an enclosed space
Self-calibration and zero calibration functions, which make the measurement more precise
One press to restore factory setting, free from the bother of mis-operation
With temperature and pressure compensation, be able to realize gas concentration compensation under conditions of different temperatures or pressures
Alarm with sound and light on site, two alarm point values are settable
Rechargeable lithium polymer batteries of large capacity
Pumping sampling method, adjustable pumping suction
Special engineering plastics housing of high intensity, anti-skipping, waterproof, dust-proof, explosion-proof
Elegant and exquisite aluminum alloy suitcase

Applications:
Petroleum chemical industry, industrial production, smelting and forging, electric power, coal mining, tunnel engineering, environmental monitoring and sewage disposal.
Biological pharmaceutical, household environmental protection, animal husbandry and livestock breeding, greenhouse cultivation, warehousing and logistics, brewing and fermentation, agricultural production.
Fire prevention, gas, building construction, municipal enterprises, scientific research center, and school laboratory

SRVOC-11 & SRVOC-12 & SRVOC-13 Pumping VOC Detector

Summary:

A portable gas detector with built-in micro sampling pump of high-precision; Optional data storage function, which be able to store up to a hundred thousand sets of data, USB data interface can be connected to the computer, available for data downloading and printing: There are various and switchable units of gas concentration such as PPM, mg/m3 and so on; LCD dot matrix display technology, support graphic.
Features:
* Imported high-precision sensor with original packaging
* High-speed data transmission by USB, available for data downloading and printing (optional)
* Data storage function, which be able to store up to a hundred thousand sets of data, adjustable storage interval time
* LCD dot matrix display technology, be able to display type of gas, gas unit, gas concentration, maximum measurement value (optional), local time, the environment temperature (optional)
* Support Chinese and English operation interface, easy to shift
* Easy to switch between gas concentration unit of PPM and mg/m3
* Built-in micro sampling pump, there are ten grades of pumping suction for your selection
* Explosion-proof Conformity Certification, Explosion-proof Grade: Exia II CT4
Specifications

Applications:

Petroleum, petrochemical, chemical, environmental, paper, paints, coatings, mining, electroplating, textile, coking plants, indoor air quality monitoring, environmental monitoring systems, health monitoring systems.

Standard Configuration:

Gas Detection Instrument 1Set
Lithium Battery 1Piece
Battery charger and USB line 1Set
Package box 1Set
Lithium battery 1Set
Operational Manual 1Piece
Product inspection report 1Piece
Products packing 1Set
Metal ventilation pipe [straight pipe / Curved pipe ] 1Set

SRVOC-14 Pump-priming Portable TVOC Gas Detector

Summary:

SRVOC-14 Pump-priming Portable TVOC Gas Detector is a continuous monitoring of TVOC gas single gas detection equipment. This product is suitable for environmental monitoring, industrial production and other harmful gases working environment, which
can effectively protect the health and safety of staff is not compromised.

Features:

* Intelligent Probe design; convenient calibration and maintenance;
* Fault, Warning, operator error, alarm will be smart tips;
* Built-in CF calibration coefficients (VOC measurements only valid);
* With audible alarm, visual alarm function, the status bar also displays alarm status;
* Full-color 3.5-inch TFT screen, color LCD display and intuitive;
* Can be both digital and curve display of gas concentration in two ways;
* With USB communication port, you can speed 9600 bytes to communicate directly with the computer;
* With test record function, can store a month's measurement data and instrument or computer can view the data; Memory capacity is 2M,can store more than 90,000 pieces of data.
* With alarm recording function, you can record the last four times the alarm time and type;
* With calibration record; can record the last four times the size of the calibration time span;
* High-capacity lithium battery-powered, rechargeable, low battery automatic shutdown;
* Can be set high reported, underreporting, TWA, STEL, shutdown time, pump speed etc;

* Indicate way: LCD display real-time concentration, LED, buzzer alarm.

Parameters:

Sensor type: Photoelectric Ion
Sampling way: Pump type
Test range: 0-2/ 20/ 200/ 2000/ 10000ppm

(Please indicated the test range when you place an order)
Resolution:  0.1/ 0.1/ 1ppm
Accuracy: ±5%FS
Response time: <20s
Indicate way: LCD display real-time concentration, LED, buzzer alarm
Data storage: Can store multiple sets of data
Pressure range: Atmospheric pressure 10%
Power supply: Lithium battery (4.2V/3000mAh)
Operating Current: normal current:≤ 150mA; Alarm current: ≤ 200mA
Operating Temperature: -40°C~70°C
Relative Humidity :15% - 95%, non-condensing
Storage Temperature: -20°C~60°C
Storage humidity: ≤ 90%, no condensation
Sensor life: 1 year
Continuous work hours: 30 hours above
Charge time: 6-8 hours
Housing material: PC
Dimensions: 228* 84 * 50.5mm
Installation: Handheld / Stand-in
Weight: 0.55 kg
Protection Class: IP65
Certification: CE
Warranty: 12 months

SRVOC-15 Portable VOC Detector with Built-in Suction Pump

Summary:

Portable gas detector SRVOC-15 is an intrinsically safe device to inspect single gas concentration in ambient air continuously and rapidly. It has high accuracy and fast response.
The sampling method of model SRVOC-15 is pump suction. Large LCD matrix display screen and high brightness backlight provide a clear indication for gas concentration, detection range, battery status, alarm condition, current time, temperature and humidity (optional).
Features:
1. Wide range
2. Rapid response
3. High accuracy
4. Function of setting for alarm and time
5. Large storage capacity
6. Non-preheat
7. High brightness backlight display
8. User operated calibration
9. Simple operating and safety working
10. Digital temperature and humidity sensor (optional)
Technical Specifications:
Gas Types: Volatile organic compounds VOC
Detection Range: 0~200ppm & 0~2000ppm
Resolution: 1ppm
Sampling: Pump-suction
Working Principle: PID
Response Time: T<30s
Linearity: <1% of Full Scale
Unit of Concentration: %VOL / PPM / %LEL
Storage Capacity: 999 group of data
Working Environment: Temperature: -20°C~50°C Humidity: <95%RH
Power Supply: Lithium battery (1200mAh)
Dimension 80(W)*36(D)*150(H) mm
Weight: About 200g