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HA-9660-VOCs Online Monitoring System
In China, VOCs (volatile organic compounds) refer to organic compounds with a saturated vapor pressure greater than 70 Pa at room temperature and a bo
Product details
- product description
national standard
This instrument complies with the following national standards
Industry standards |
Vocs monitoring object |
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integrated emission standard of air pollutants |
GB/16927-1996 |
Benzene, toluene, xylene, phenols, formaldehyde, acetaldehyde, acrylonitrile, methanol, aniline, chlorobenzene, nitrobenzene, vinyl chloride, non methane total hydrocarbons |
Emission Standards for Volatile Organic Compounds in Surface Coating (Automotive Manufacturing Industry) |
DB32/2862-2016 |
Benzene, toluene, xylene, benzene derivatives TVOCs |
Technical requirements and detection methods for continuous monitoring system of non methane total hydrocarbons in fixed pollution source exhaust gas |
HJ/1013-2018 |
Non methane total hydrocarbons |
Technical requirements and detection scheme for continuous monitoring system of volatile organic compounds in ambient air by gas chromatography |
HJ/1010-2018 |
Volatile Organic Compounds |
Indoor decoration materials - Formaldehyde emission limit in artificial boards and their products |
GB 18580-2017 |
formaldehyde |
Test methods for physical and chemical properties of artificial boards and decorative artificial boards |
GB/T 17657-2013 |
formaldehyde |
Sampling and determination methods for volatile organic compounds and aldehydes and ketones in vehicles |
HJ/T 400-2007 |
Organic compounds, acid ketones |
Technical requirements and detection methods for portable detectors of total hydrocarbons, methane and non methane total hydrocarbons in ambient air and exhaust gas |
HJ/ 1012-2018 |
Total hydrocarbons, methane, non methane total hydrocarbons |
TECHNICAL INDEX
termeye |
HJ1013-2018 Technical Requirements and Testing Methods for Continuous Monitoring System of Non Methane Total Hydrocarbons in Fixed Pollution Source Waste Gas |
HJ1012-2018 Technical Requirements and Testing Methods for Portable Monitoring Instruments for Total Hydrocarbons, Methane, and Non Methane in Environmental Air and Waste Gas |
HJ1010-2018 Technical Requirements and Detection Methods for Continuous Monitoring System of Volatile Organic Compounds in Environmental Air by Gas Chromatography |
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Fixed pollution source exhaust gas NMHC-CEMS laboratory testing project |
Fixed pollution source exhaust gas NMHC-CEMS on-site testing project |
Type I instrument |
Type II instrument |
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Analysis cycle (system analysis cycle) |
≤2 min |
≤3min |
≤2 min |
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Instrument detection limit (system detection limit) |
≤0.8 mg/m3 |
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≤0.13 μmol/mol |
≤1.49μmol/mol |
≤0.1 nmol/mol |
Repeatability (relative standard deviation) |
≤2% |
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≤ 2.0% (methane) |
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linearity error
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±2%F.S. |
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Not exceeding ± 2.0% F.S. (methane) |
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24-hour drift |
±3%F.S. |
Not exceeding ± 3% F.S |
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Not exceeding ± 1nmol/mol |
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The impact of environmental temperature changes |
±5%F.S. |
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Not exceeding ± 5.0% F.S |
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The impact of changes in injection flow rate |
±2%F.S. |
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Not exceeding ± 2.0% F.S |
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The impact of changes in power supply voltage |
±2%F.S. |
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The variation of power supply voltage is ± 10%, and the variation of all measured components of the instrument shall not exceed ± 2.0% F.S. |
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The influence of oxygen |
±2%F.S. |
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Not exceeding ± 5.0% F.S |
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Conversion efficiency |
Not less than 95% |
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≥95% |
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parallelism |
Not exceeding 5% |
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≤5.0% |
≤20% |
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One HA-9660-VOCs Continuous Monitoring System
1. Technical performance:
control mode |
Embedded industrial control computer |
drift/repeatability |
±1%~±5% |
Sample gas flow rate |
50ml/min |
Sample gas pressure |
0.1MPa |
Sample gas interface |
1/4」Swagelok SS |
Carrier gas type |
N2/H2/Ar/He |
Carrier gas interface |
1/8」Swagelok SS |
carrier gas flow |
150ml/min |
Carrier gas pressure |
0.4 MPa |
apparent show |
LED |
offerings electricity |
AC220V，50~60Hz |
work rate |
400W |
weight measure |
20Kg |
chi cun |
standard5URack mounted casing |
482mm（W）×222mm（H）×400mm（D） | |
Flow control of carrier gas and sample gas |
Electronic monitoring |
communication interface |
RS-232/485 |
Communication protocol |
modbus |
2. Overall layout
II GC-9760-VOCs portable detector
1. Technical specifications of detector:
Hydrogen flame ionization detector（FID） |
Thermal conductivity detector（TCD） |
Pulse discharge helium ionization detector（PDD） |
Cylindrical collection electrode structure, quartz nozzle, extremely responsive |
Adopting a semi diffusive structure |
Discharge mode: Pulse discharge |
Automatic ignition; Stable time: Ten minutes |
The power supply adopts constant current control mode |
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Detection limit: ≤8×10-12g／s(Hexadecane)/Isooctane) |
Sensitivity: ≥10000mV·ml／mg(Benzene) |
Detection limit: ≤ 1.0 × 10-10g/ml |
Baseline noise: ≤2×10-13A |
Baseline noise: ≤20μV |
Baseline noise: ≤ 0.1mv |
Baseline drift: ≥2×10-12A/30min |
Baseline drift: ≤100μV/30min |
Baseline drift: ≤ 0.5mv/30min |
Linear: ≥106 |
line Sex: ≥104 |
Linear: ≥ 106 |
2. Temperature control indicators:
Temperature control location |
Temperature Control Range |
precision |
column box |
At room temperature8℃~400℃ |
±0.1℃ |
Hydrogen flame detector（FID） |
At room temperature8℃~400℃ |
±0.1℃ |
Thermal conductivity pool detector（TCD） |
At room temperature8℃~400℃ |
±0.1℃ |
Helium ionization detector（PDD） |
At room temperature8℃~350℃ |
±0.1℃ |
NiCatalytic converter |
At room temperature8℃~400℃ |
±0.1℃ |
3. Column box parameters:
precision |
At room temperature8℃-400℃ accuracy±0.1℃ |
Program heating order |
octave |
Program heating rate |
1℃-40℃ |
Constant temperature holding time at each stage |
0-655min（1minIncremental) |
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