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Oil Chromatography Test Set

  • Transformer oil chromatograph is used to determine the component content of dissolved gas in transformer oil by chromatography. It is an effective means for power generation and power supply enterprises to determine whether there is latent overheating, discharge and other faults in oil-filled power equipment in operation.
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Details

Product Parameter

Network reverse control system

The internal CAN method adopts an interface board design and can be freely converted into a network port output

Signal output bit number

24 bits

Communication interface

Network interface output (connected by Category 6 network cable)

Circuit design

It adopts ARM embedded design, making it easy to achieve wireless control and remote control

Temperature control system

Six independent temperature control channels

Temperature control

Above room temperature - -450℃, liquid nitrogen refrigeration is selected: -80℃-450℃

Column oven temperature control accuracy

±0.02℃ (upgradable to 0.01℃)

Programmed temperature rise

Any order, 0.1 degrees/orde

Display module

7-inch color touch screen

Display accuracy

0.01℃

Column box lift rate

0-80℃/min (adjustment increment 0.1℃/min) up to 120℃/min

Programmed temperature rise repeatability

≤1

Electronic pressure controllerEPC/EFC

Pressure range01000kPa

Control accuracy0.01psi

Maximum diversion ratio8000:1

TCD detector sensitivity

The S value is ≥8000mv.ml/mg(benzene), and can reach up to 12000 mv.ml/mg(benzene) at the maximum.

Baseline noise

≤10uv

Baseline drift

≤50uv/30min

Detection limit of FID detector

≤5.0×10-12g/s (hexadecane)

Baseline noise

≤ 2×10-14A

Baseline drift

≤ 1×10-13A/30min

Detection limit of ECD detector

≤1.0 x 10-13g/sr-666

Baseline noise

≤40uv

Baseline drift

≤ 100uv/30min

Detection limit of FPD detector

≤1.4×10-12g/s(P) ≤5×10-11g/s(S)

Baseline noise

≤ 20uv

Baseline drift

≤50uv/30min

Automation Engineering

Automatic ignition function, realization of automatic sampler connection, four-channel flow and pressure display function, reverse control workstation realizes reverse control

 

Product Feature And Application

1. It adopts an advanced 10/100M adaptive Ethernet communication interface and is equipped with an internal IP protocol stack, enabling the instrument to easily achieve long-distance data transmission through the enterprise's internal local area network and the Internet. It facilitates the establishment of laboratories, simplifies the configuration of laboratories, and makes the management of analytical data more convenient.

2. The instrument is internally designed with three independent connection processes, which can be connected to local processing (laboratory site), unit supervisors (such as quality inspection department heads, production plant managers, etc.), and superior supervisors (such as environmental protection bureaus, technical supervision bureaus, etc.). This enables unit supervisors and superior supervisors to conveniently monitor the operation of the instrument and the analysis data results in real time.

3. The network version workstation equipped with the instrument can support multiple chromatographs working simultaneously (253 units), achieving data processing and reverse control, simplifying document management, and minimizing the user's laboratory investment and operating costs to the greatest extent.

4. The instrument can be connected to the manufacturer via the Internet to achieve remote diagnosis, remote program update, etc. (user permission is required).

5. The instrument is equipped with a 7-inch color touch screen display, which can be switched between Chinese and English, and features intelligent human-machine dialogue.

6. The system is equipped with two operating systems, one in Chinese and the other in English, which can be selected during installation.

7. The temperature control area, electronic flow controller (EFC), and electronic pressure controller (EPC) can be freely named by the user for convenient use (optional).

8. The instrument adopts a multi-processor parallel working mode, making it more stable and reliable. It can meet the analysis requirements of complex samples and is available with a variety of high-performance detectors to choose from, such as FID, TCD, ECD, FPD and NPD. Up to three detectors can be installed simultaneously.

9. The instrument adopts a modular structure design, which is clear in design and convenient for replacement and upgrade, protecting the effectiveness of the investment.

10. The brand-new microcomputer temperature control system features high temperature control accuracy, superior reliability and anti-interference performance. It is equipped with a six-channel completely independent temperature control system, which can achieve arbitrary programmed temperature rise, enabling the equipment to handle a wider range of sample analyses. It is equipped with an automatic rear door opening system for the column oven, which improves the accuracy of low-temperature control and speeds up the heating and cooling.

11. The instrument can be optionally equipped with advanced electronic flow controllers (EFC) and electronic pressure controllers (EPC) to achieve digital control, which can significantly enhance the reproducibility of qualitative and quantitative results.

12. The instrument is designed with a timed self-start program, which can easily complete the online analysis of gas samples (an online automatic sample injection component is required).

13. The operating system with a fully microcomputer-controlled keyboard is simple and convenient to operate. And design the automatic recognition technology of the detector; It has the functions of fault diagnosis and power-off data protection, and can automatically remember the set parameters.

14. The chromatograph is equipped with a built-in low-noise, high-resolution 24-bit AD circuit and features baseline storage and baseline subtraction functions.

15. It can collect chromatographic signals and process data, suitable for Windows7 and above operating systems. Sampling data can be read from CDF files that comply with A/A (American Analytical Society) standards, thereby enabling integration with chromatography workstations such as Agilent and Waters (authorization required).

16. The chromatography system with complete independent intellectual property rights is equipped with a standard MODBUS/TCP interface, which can be conveniently connected to DCS.

17. The instrument can be connected with automatic samplers produced by multiple domestic and foreign manufacturers. Such as Shimadzu's AOC-20i, Italy's HTA Company's HT series of high-efficiency gas-phase liquid automatic samplers, etc.

 

Accessory

Serial Number

Name

Amount

Serial Number

Name

Amount

1

Quantitative clamp

one

14

Output signal line

two

2

Polyethylene gas pipe

thirty meters

15

Nipper pliers

one

3

Gas injector

one

16

Screwdriver

one

4

Pneumatic nut

one

17

Small screwdriver

one

5

Gas circuit gasket

twenty

18

Wrench (12*14)

two

6

Graphite pad Φ3.1

eight

19

Wrench (8*10)

one

7

Graphite pad Φ5.1

four

20

Screw (M3*6)

ten

8

Injector seal

thirty

21

Flat (Φ3)

ten

9

Gas path

three

22

Copper mesh (Φ3)

one

10

Gas tee

four

23

Combined grounding wire

one

11

Column nut

four

24

Specification

one

12

Fuse (2A, 8A)

six

25

Inspection Report

one

13

Fuse plate

two




 

 


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