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TGC Online GasChromatography Analyzer

TGC Online GasChromatography Analyzer

The TGC online gas chromatography analyzer integrates natural gas composition analysis and calculation of physical property values. It is a high-performance analytical instrument with independent intellectual property rights. It features high reliability, strong expandability, and convenient maintenance. It can be widely used in natural gas component analysis and energy trade settlement scenarios in industries such as urban gas, petrochemical, power, and metallurgy.

Main Advantages

  • Rapid Analysis
    Analysis time of 120 s for C6+
  • High Repeatability
    ≤0.25 BTU @ 1000 BTU, compliant with ISO6976
  • Multi-way Gas Analysis
    Supports up to 3-way gas sample analysis
  • Flexible Serial Communication
    Three ports (RS-232/RS-485), Modbus RTU supporte
  • Ethernet Communication
    One Ethernet path, Modbus TCP supported
  • IoT Communication (Optional)
    4G connectivity available

Technical Specifications

Model TGC Online Gas Chromatography Analyzer
Application Scenarios Natural gas, liquefied natural gas (LNG), coal-derived gas, bio-gas, etc.
Analysis Categories Component analysis: C6+
 

 

Analysis Categories

 N2: 0.01% ~ 100%

CO2: 0.01% ~ 100%

CH4: 0.01% ~ 100%

C2H6: 0.01% ~ 100%

C3H8: 0.01% ~ 100%

iC4H10: 0.01% ~ 10%

 nC4H10: 0.01% ~ 10%

neo-C5H12: 0.01% ~ 2%

iC5H12: 0.01% ~ 2%

nC5H12: 0.01% ~ 2%

C6+: 0.01% ~ 2%
Repeatability 0.25BTU@1000BTU
IP Protection IP66
Dimensions 400*430*215 mm
Weight 35kg
Environmental Conditions
Ambient Temperature 5℃ ~ 40℃
Storage Temperature -20℃ ~ +50℃
Relative Humidity ≤ 95%
Conformity and Licenses
Conformity ISO 6976, GB/T 11062, GB/T 13610
Explosion-proof Certification Ex d IIB + H2 T4 Gb
Interface
Analog Output 2 4mA ~ 20mA
Analog Input 2 4mA ~ 20mA
Digital Output 2 Relay switching signal
Digital Input 2 Relay switching signal
 

Communication Interface

 RS485 3 RS485 or RS232 interfaces, supporting Modbus RTU
  Ethernet 1 Ethernet interface, supporting Modbus TCP/IP
  Remote Communication (Optional) 4G
Electrical Connection
Electrical Interfaces 3 x 1/2 NPT (F)
External Power Supply Voltage 24 V DC
Power Consumption ≤ 300 W
Data Storage
Historical Data The analysis and calibration data of the past 85 days
Alarm Information Nearly 500 alarm records
Event Log Nearly 500 event logs
Gas Path Selection
Sample Gas The input pressure ranges from 0.1 MPa to 0.15 MPa

It can support 3 paths of sample gas input, and the gas consumption is 30 ml/min
Standard Gas The input pressure is between 0.1 MPa and 0.15 MPa

The gas consumption is 40 ml/min
Carrier Gas The input pressure ranges from 0.5 MPa to 0.55 MPa

Generally, it uses 99.999% helium gas, and the gas consumption is 10 ml/min

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