Product Introduction
SF6 comprehensive tester is a highly integrated professional instrument designed for detecting the dew point, purity and decomposition products of SF6 gas. Its working principle is based on advanced technologies such as electrochemistry and infrared absorption, and it can accurately measure the moisture, purity and concentration of decomposition products in the gas.
Technique parameters
| Purity | Test range | 0%～100% |
| Test accuracy | ±0.5% | |
| Test time | <2min | |
| Dew point | Measuring range | -80℃~+20℃ |
| Measuring precision | ±0.5℃(-60℃~+20℃) | |
| Response time(+20℃) | 63% needs 5sec 90% needs 45sec(-60℃~+20℃) | |
| 63% needs 10sec 90% needs 240sec(+20℃~-60℃) | ||
| H2S | Measuring range | 0~200ppm |
| Minimum value | ≤0.1ppm | |
| Measuring precision | ±0.5% | |
| Stability | 0~200ppm | |
| Repeatability | ≤2% | |
| SO2 | Measuring range | 0~200ppm |
| Minimum value | ≤0.1ppm | |
| Measuring precision | ±0.5% | |
| Stability | 0~200ppm | |
| Repeatability | ≤2% | |
| CO | Measuring range | 0~1000ppm |
| Minimum value | ≤0.1ppm | |
| Measuring precision | ±0.5% | |
| Stability | 0~1000ppm | |
| Repeatability | ≤2% | |
| Intake pressure | 0~1.0 Mpa | |
| Flow | 0.01~1.00L/min | |
| Ambient temperature | -40℃~+60℃ | |
| Ambient Humidity | 0~100% RH | |
| Power | AC 100~240V 50Hz or 60Hz | |
| Built-in high capacity lithium-ion rechargeable battery | ||
| Battery performance | Charging 8 hours can work for more than 8 hours. | |
| Working temperature | -30℃~+70℃ | |
| Size | 280×140×300(mm) | |
| Weight | 6.8kg | |
Product Features
Excellent Gas Analysis Capability
The SF6 comprehensive tester is equipped with a highly sensitive gas sensor that can accurately identify and analyze the characteristics of SF6 gas. The detection purity can be accurate to four decimal places, with a minimum resolution of 0.01%.
Sturdy
The shell of the SF6 comprehensive tester is made of high-strength aluminum alloy, which can withstand 5000N external force impact without damage, effectively protecting the internal components.
Efficient Data Processing And Transmission
The SF6 comprehensive tester has a built-in high-performance processor that processes more than 1,000 sets of data per second. It is equipped with a wireless module with a transmission rate of 10Mbps, which can quickly transmit the analysis results to the designated device.
Common faults and troubleshooting
|
fault |
Possible reasons |
processing method |
|
Dew point does not change |
Gas not entering detector |
Check the air circuit connection to see if the needle valve and flow valve are open |
|
Open circuit of sensor connecting wire |
Send to manufacturer for inspection |
|
|
High dew point |
Gas leakage |
Use the leak detector to check whether the air circuit leaks |
|
The instrument is placed for too long |
Clean the air circuit with high-purity nitrogen for 30 minutes, activate the sensor |
|
|
Reduced sensitivity |
Send to manufacturer for calibration |
|
|
Sensor failure |
Send to manufacturer for maintenance |
|
|
Low dew point |
Sensitivity too high |
Send to manufacturer for calibration |
|
No change in SO2 and H2S |
Gas not entering detector |
Check air connection |
|
Open circuit of sensor connecting wire |
Check the connecting line |
|
|
Sensor failure |
Replace sensor |
|
|
No decomposition products in gas |
normal |
|
|
he detection values of SO2 and H2S are low |
There is air leakage in the internal air circuit of the instrument |
Check gas path |
|
Reduced sensitivity |
Send to manufacturer for calibration |
|
|
Sensor failure |
Send to manufacturer for maintenance |
|
|
The detection values of SO2 and H2S are too high SO2 and H2S readings are unstable during detection |
Sensitivity too high |
Send to manufacturer for calibration |
|
Filter failure |
Send to manufacturer for maintenance |
|
|
Sensor failure |
Send to manufacturer for maintenance |
|
|
Circuit fault |
Send to manufacturer for maintenance |
|
|
Charging indicator light does not light up |
Circuit fault |
Check circuit |
|
Buzzer does not sound |
Battery voltage too low |
Charge |
|
Buzzer failure |
Replace buzzer |
|
|
Circuit fault |
Check the buzzer circuit |
|
|
The buzzer keeps ringing |
Circuit fault |
Inspection instrument |
|
LCD no display |
Poor LCD connection |
Check the connector |
|
Battery voltage below 5.8v |
Charge or replace the battery |
|
|
Circuit fault |
Send to manufacturer for maintenance |
Product Application
Power Industry
SF6 comprehensive tester is mainly used in the power industry to detect the gas state in SF6 electrical equipment. It can accurately measure the purity, humidity, decomposition products and other parameters of SF6 gas to ensure the safe and stable operation of the equipment.
Industrial Gas Detection Field
In the field of industrial gas detection, SF6 comprehensive tester can conduct comprehensive detection of SF6 gas to determine whether the gas is pure, whether it contains impurities or other harmful gases, and ensure the quality and safety of SF6 gas in industrial production.
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