Products & Services

Custom Gas Chromatographs - GC-2045

Chemtron GC2045 Gas Chromatograph system has been designed using PLC control system. System consists of precision EPC flow control, sampler, separation system, column oven, detectors, and temperature control, detector and chromatography workstation. Controls and parameter setting established by the 4” Color Touch Screen display with real-time display of all parameters setting value and actual value.


Features:
  • Auto diagnostics and self-check on power on
  • Choice of various Detectors
  • PLC based system
  • 4” HMI Touch Screen Color Display
  • Modular and Compact
  • EPC Flow Controller RS 232 Link up
  • Ambient to 400°C with ±0.1°C
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Product Characteristics:
  • Provision for Packed and Capillary Column Injector Ports
  • Choice of Inlet systems: Packed, Capillary, Methanizer, PTV, GSV Auto diagnostics and self-check on power on
  • Electronic safety cut off with alarm (audio-visual) for all heated zones
  • Auto cooling with forced air convection through the with user definable set point
  • Oven Temperature Isothermal and Ramping Mode with 3 Steps and 10 Method files
  • Advanced built-in data acquisition system, supporting real time instrument status monitoring, detection signal acquisition
  • Column Compartment Oven with superior thermal performance
  • Column oven accommodates up to 3 chromatographic columns, and supports multi oven ramps to quick heat-up and rapid cool-down with automated back-door opening
  • Self-diagnosis/ self-protection function (overheat protection, power-off protection, etc.)

Specifications

Column Oven
Dimensions 300W x 300D x 300H in mm
Volume 28 Liters
Operating Temp. Range Ambient to 400°C in Steps of 1° C
Temperature Stability ± 0.1°C
Cooling Speed 250°C to 50°C in 8 mins.
Overheat Protection User Defined Set Point (Electronic Control)
Injectors Maximum Three can be assembled
Detectors Maximum Three can be assembled
Isothermal Temp. Range Ambient to 400°C in Steps of 0.1° C
Ramping Temperature Upto 150°C at 30°C/min.
Upto 250°C at 20°C/min.
Upto 325°C at 15°C/min.
Upto 400°C at 10°C/min.
Number of Ramps Three
Injector Port System
Injection Design Vertical
Injection System Split/ Split less
Adapters Suitable for 1/4" & 1/8” Tubing, Packed or Capillary Columns
Operating Temp. Range Ambient to 400°C in Steps of 1° C
Temperature Stability ± 0.1°C
Overheat Protection User Defined Set Point (Electronic Control)
Pneumatic System
  • 4” Touch Screen HMI interface for Gas Flow
  • Value entering EPC For Carrier gases and Air, Hydrogen
  • Automatic TCD Filament Supply Cut  Off in case of depletion of carrier gas flow
Display and Control

4” Touch Screen HMI interface for Gas Flow and Temperature Value entering


Dimensions 24” W * 24” D * 26” H
Weight 68Kgs
Power 230V AC, 50Hz, 2KW
Optional Attachments
  • Gas Sampling Valve (Auto/ Manual) 6-Port/ 8-Port/ 10-Port
  • Methanizer (For CO and CO2 gas)
TCD - Thermal Conductivity Detector
Design Dual Path, 4-Filaments
Material SS316L
Filaments Tungsten-Rhenium
Filament Current 0 – 300 mA
Mode Low and High
Operating Temp. Range Ambient to 400°C in Steps of 1° C
Temperature Stability ± 0.1°C
Overheat Protection User Defined Set Point (Electronic Control)
Sensitivity 1000ppm of N2 or O2
Noise Less than 1 x 10 -10 Amp.
Signal Output Voltage - 2.5 V to 2.5V
Integrator Voltage -0.4 V to 1.5V
FPD - Flame Photometric Detector
Design Forced Air Diffusion Enclosed
Material SS316L
Detector PMT
Mode Low and High
Operating Temp. Range Ambient to 400°C in Steps of 1° C
Temperature Stability ± 0.1°C
Overheat Protection User Defined Set Point (Electronic Control)
Sensitivity 200ppb of COS or CS2, 2ppm of H2S
Temperature Stability ± 0.1°C
Noise Less than 1 x 10 -15 Amp.
Signal Output Voltage - 1.5 V to 1.5V
Integrator Voltage -0.4 V to 1.5V
FID - Flame Ionisation Detector
Design Forced Air Diffusion
Material SS316L
Mode Single or Dual Column with Dual Amplifier
Operating Temp. Range Ambient to 400°C in Steps of 0.1° C
Temperature Stability ± 0.1°C
Overheat Protection User Defined Set Point (Electronic Control)
Sensitivity 0.017 Coulombs/g.
Dynamic Range 107
Temperature Stability ± 0.1°C
Sensitivity 5 x 10 -13 Amp.
Ranges 1:100, 1:1000
Noise Less than 1 x 10 -13 Amp.
Signal Output Voltage 1.5 V to 1.5V
Integrator Voltage 0.4 V to 1.5V
DGA Mixture

Parameter Details:

  • Name of Detector – FID (temp-200°C, Sensitivity-High)
  • Column Detail – Plot Q Column ( 30 mtr. Long, 0.53 mm ID)
  • Carrier gas – helium -5 ml /min spit ration 1:6
  • Oven Temperature Program – 40°C hold for 3 min Then Rise up to 180°C
  • Injection : Temperature 40°C
  • Injection Volume: 0.5 ml by 6 port gas sampling valve
  • Sample : 100 ppm DGA mixture Standard

Permanent Gas Impurity

Parameter Details:

  • Name of Detector – HID (temp-180°C, Sensitivity-High)
  • Column Detail – MS-13X SS packed Column (9 ft Long, ¼” OD, Mesh size 40/60)
  • Carrier gas – helium -25 ml /min at Column back pressure 20 psi
  • Oven Temperature Program – 60 deg Isothermal
  • Injection : Temperature 40°C
  • Injection Volume : 0.25 ml by 6 port gas sampling valve
  • Sample : 100 ppm Permanent gas Impurity standard

Hydrocarbon Mixture-A

Parameter Details:

  • Name of Detector – FID (temp-200°C, Sensitivity-High)
  • Column Detail – Plot Allumina with KCl (30 mtr. Long, 0.53 mm ID)
  • Carrier gas – helium -5 ml /min spit ration 1:6
  • Oven Temperature Program – 40°C hold for 4 min Then Rise up to 185 deg final hold 30 min
  • Injection : Temperature 40°C
  • Injection Volume : 0.1 ml by 6 port gas sampling valve
  • Sample : Hydrocarbons mixture Standard

Natural Gas Mixture

Parameter Details:

  • Name of Detector – TCD (temp-120°C, Sensitivity-Medium)
  • Column Detail – Plot Q column (30 mtr. Long, 0.53 mm ID)
  • Carrier gas – helium -5 ml /min spit ration 1:6
  • Oven Temperature Program – 40°C hold for 3 min Then Rise up to 185 deg final hold 30 min
  • Injection : Temperature 40°C
  • Injection Volume: 0.5 ml by 6 port gas sampling valve
  • Sample : Natural gas mixture Standard

Hydrocarbon Mixture-B

Parameter Details:

  • Name of Detector – FID (temp-200°C, Sensitivity-High)
  • Column Detail – Plot Allumina with KCl (30 mtr. Long, 0.53 mm ID)
  • Carrier gas – helium -5 ml /min spit ration 1:6
  • Oven Temperature Program – 40°C hold for 4 min Then Rise up to 185 deg final hold 30 min
  • Injection : Temperature 40°C
  • Injection Volume: 0.1 ml by 6 port gas sampling valve
  • Sample : Hydrocarbons mixture Standard

Technical Specifications

Column Oven
Volume 28 lit
Temp. Range Ambient to 450°C
Resolution 0.1°C
Temp. Read out 4” Colour HMI Display
Temp. Accuracy ± 0.1°C
Temp. Stability ± 0.1%
Overheat Protection Dual Electronics + S/W
Auto Cooling Option Forced Air Cooling
Heating Rate 50°C to 450°C in 8 Min.
Cooling Rate 450°C to 70°C in 8 Min
Ramping Steps 3 Ramps
Method Files 10
Oven Door Protection Relay Switch
Injector Port
Injection System Split/ Split less or Packed
Injection Top
Temp. Range Ambient to 450° C
Adapters 1/4" & 1/8” Tubing
Temp. Stability ± 0.1°C
Columns Packed or Capillary Columns
FID Detector
Design Forced Air Diffusion
Dynamic Range 107
Material SS316L
Ranges 1:100 & 1:1000
Sensitivity or MDL 1ppm of CH4
Temp. Range Ambient to 400° C
Noise Less than 1 x 10 -10 Amp.
Temp. Stability ± 0.1°C
TCD Detector
Design Dual Path, 4-Filaments
Filaments Tungsten-Rhenium
Material SS316L
Filament Current 0 – 300mA
Mode Low and High
Temp. Range Ambient to 450° C
Sensitivity or MDL 1000ppm of N2 or O2
Temp. Stability ± 0.1°C
FPD Detector
Design Forced Air Diffusion
Ranges 1:100 & 1:1000
Material SS316L
Temp. Range Ambient to 450° C
Detector PMT
Temp. Stability ± 0.1°C
Noise Less than 1 x 10 -15 Amp.
Sensitivity or MDL 200ppb of COS or CS2, 2ppm of H2S