RGDP-8000CM Cold Mirror Dew Point Meter

1RGDP-8000CM Cold Mirror Dew Point MeterApplication background and scope

Application background:

The portable cold mirror dew point meter is an instrument equipment specially designed based on the Stirling refrigeration principle for detecting trace moisture in gases in the entire temperature range of the power industry. Trace moisture detection of gases can be carried out with a measurement accuracy of dew point ± 0.2 ℃ in various environments with an ambient temperature below 60 ℃. This product has fast testing speed, stable performance, and good repeatability. Suitable for trace moisture detection of new gas, regenerated gas, operating gas, and fault gas in the power industry. Provided stable and reliable gas trace moisture detection methods for on-site workers in the power industry. Portable cold mirror dew point meters and their derivative products are widely used in industries such as military, petrochemical, natural gas, power, and lithium battery manufacturing for trace humidity detection of various gases such as insulating gases, flammable gases, and environmental gases due to their excellent product quality and performance.

Application scope:

Laboratory standard equipment

High purity gas manufacturing

Dry gas supply for semiconductor industry

Verification device

Research and development purposes

Cleanroom/Dry Room Monitoring

Industrial gas humidity detection in metal heat treatment sites and laboratories, such as air, CO2, N2, H2, O2, SF6, He, Ar and other inert gases.

IIRGDP-8000CM Cold Mirror Dew Point MeterTechnical features:

Due to the measurement accuracy of ± 0.2 ℃.

Accurate measurement, as low as -80 ℃ dew point (100ppb), without the need for additional refrigeration modules.

The professional Stirling refrigeration principle design of the cold mirror dew point meter enables high-precision dew point measurement of gases at any ambient temperature, with a full measurement accuracy of ± 0.2 ℃. (Professional Technology)

Excellent software algorithms can shorten the stable value time of gas detection to 90 seconds. Connect the sample gas and obtain the actual dew point value in 90 seconds. (Professional Technology)

It can be tested immediately upon startup, without the need for preheating or shaking.

Temperature conversion and pressure data correction.

Fuzzy control technology.

Professional design has solved the problem of sulfur hexafluoride gas liquefaction in low-temperature environments.

The high-power lithium battery power system can achieve dual power supply of AC and DC. No on-site communication power is required. Lithium battery power can work continuously for more than 6 hours without the need for an external power source.

Anti electromagnetic interference circuit design ensures the reliability of the product.

It can expand USB communication, serial communication, and wireless communication modules, and can realize upper computer communication and printing functions.

Large capacity storage, capable of storing 6000 sets of data.

The pre-treatment function of the gas path can purify the testing pipeline before on-site testing work, shortening the testing time.

The instrument is equipped with a test gas recovery function, which can recover the measuring gas of sulfur hexafluoride. Protecting the natural environment.

The test data is stable and can provide both standard dew point values and converted dew point values under 20 ℃ conditions.

Excellent testing flow area display allows users to adjust gas flow rate intuitively and quickly. Shorten testing time.

The air inlet adopts a micro self sealing joint design, which ensures that there will be no leakage in the tested air path when the air path is disconnected.

The fully tested gas circuit is made of polymer materials, which will not cause water storage or adsorption.

3、 Technical indicators

Measurement method: Automatic cold mirror measurement (Stirling refrigeration principle)

Single sample measurement time: 90 seconds (stable)

Operating environment temperature: -20 ℃ to+60 ℃

Measurement range: 0 ℃ to -80 ℃

Measurement error: better than 0.2 ℃

Resolution: 0.1 ℃

Display unit: ℃, ppm (with dew point conversion value of 20 ℃ in the environment)

Gas flow rate: 400-600ml/min

Flow display: Imported digital flowmeter

Sample gas pressure: ≤ 1MPa

Environmental humidity: 90% RH

Power supply: AC/DC dual-use (battery usage time of more than 6 hours)

During communication: 220VAC ± 10% 50Hz

Size: 470mm × 200mm × 400mm