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Tengzhou Tenghai Analytical Instrument Co., Ltd
GC-7890 Puls gas chromatograph
NegotiableUpdate on 10/24
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Overview
GC-7890 Puls gas chromatograph
Product Details
Performance Characteristics
1. Instrument configuration includes electronic flow control (EFC), electronic pressure control (AFC), fully realizing the digitization and automation of gas flow, and EPC control accuracy
2. It has four control modes: constant current, constant voltage, split current, and no split current
3. The instrument is equipped with a 7-inch color touch screen Simple and clear operation
4. The instrument has a built-in A/D conversion circuit Realize reverse control and data processing of instruments on computers
5. Complete self diagnostic function, able to display fault types on the screen for easy operation and maintenance
6. The instrument can be equipped with five types of detectors, with gas cut-off protection and self memory function
7. Six way temperature control, nine step programmed heating, automatic ignition, and automatic flame monitoring function
8. Intelligent rear door control system ensures smooth opening and tight closing
9. Interface switching between Chinese and English:
10. Can be conveniently connected to external instruments such as automatic sampler, thermal analyzer, headspace sampler, etc
11. Dimensions: Length 580 x Width 560 x Height 490 (mm)
Column box dimensions: length 285 x width 270 x height 270 (rmm)
Instrument weight: 48kg
technical indicators
Column room
Temperature control range: room temperature+5-399 ℃ Temperature control accuracy: ± 0.1 ℃
Temperature accuracy: set value ± 2%, lift order: 9 orders
Heating rate: 0.1-60 ℃/min in increments of 0.1 ℃/min
Cooling rate: The column chamber drops from 250 ℃ to 50 ℃ for about 6 minutes
Other temperature control objects
Temperature control range: room temperature+6-399 ℃
Temperature control accuracy: ± 0.1 ℃
EPC/AFC pneumatic system
Control mode: diversion, no diversion, constant pressure, constant current
Control range of total flow rate of carrier gas: 0-200ml/min
Split ratio setting range: 0-500
Capillary column flow rate setting range: 0.1-9.9ml/min
Pressure control range: 0-0.6MPa
Pressure control accuracy: ± 0.1kpa
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