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Tengzhou Hongxiang Analytical Instrument Co., Ltd
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Online gas analyzer ZX-7900
Online gas analyzer ZX-7900
Product details

Product Introduction:

Product Introduction:

1、 Performance Introduction

ZX-7900 Online Gas Analyzer System
The ZX-7900 online gas analyzer system produced by our company is designed to meet the needs of gas detection automation. It adopts the characteristics of imported instruments in instrument manufacturing, with the original intention of being fully automatic, minimizing personnel operation, and ensuring stable, continuous, and long-term use of the instrument as much as possible. Can handle mine gas and atmospheric pressure 24-hour continuous online monitoring and analysis of gases such as natural gas and environmental waste gas emissions from negative pressure pipelines.

2、 Instrument features
1. Adopting advanced international automatic control technology to maintain long-term stable operation,
2. Automatic sampling adopts advanced solenoid valves and stepper motor control, which is accurate, reliable, and has a long service life,
3. Adopting dual time control injection, it can be adjusted in real-time as needed,
4. The analysis report has automatic display, automatic storage, and can be freely accessed and printed,

5. The workstation reverse control operation has increased the intelligence analysis of the instrument and improved the repeatability of instrument analysis,

6. An independent pneumatic control system ensures that various analyses do not interfere with each other,

7. Specially superior online analysis function, capable of real-time testing of product quality.

3、 Basic components of the system:

Bundle tube system+automatic injection control+gas chromatography analysis+data transmission processing

Technical parameters of ZX-7900 detector:

Detector:/Indicator:

Sensitivity/Detection Limit

Baseline noisesound

baseline drift

linear range

radioactive source

Hydrogen flame ionization detector (FID)

3×10-12g/s
(Hexadecane)/Isooctane

5×10-14A

1×10-13A/30min

107


Thermal conductivity detector (TCD)

S10000mV•ml/mg(benzene/Toluene)
magnify1248Multiple Choice

20μV

30μV/30min

105


Electron Capture Detector (ECD)

1×10-14g/ml
(C body 666)/Isooctane)

0.03mV

0.2mV/30min

104

63Ni

Flame photometric detector (FPD)

(S)≤2×10-11g/s
(
P)≤1×10-12g/s
Methyl parathion/Anhydrous ethanol)

3×10-13A

2×10-12A/30min

Regarding sulfur103
Regarding phosphorus104


Nitrogen phosphorus NFD
1×10-12G/s (azobenzene)
1×10-12g/s (Malathion)

Satisfaction rate 3%
102
103






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