Table of Contents
What is a bimetallic stemmed thermometer?
Benefits of bimetallic stemmed thermometer
What is probably the most correct method to calibrate a bimetal thermometer?
Method 1: Ice and water
Method 2: Boiling Water
Bimetallic stem thermometer purposes
Temperature range of a bimetallic stemmed thermometer
What is a bimetallic stemmed thermometer?
Bimetallic stemmed thermometer is an instrument that makes use of two completely different metals to measure temperature. Two metals with totally different coefficients of linear expansion are mixed and fixed at one end. When the temperature adjustments, the two metals have different levels of thermal expansion. A pointer is pushed to deflect to point the temperature. This is the bimetal thermometer. Usually, the layer of the bimetal with a small coefficient of expansion is known as the passive layer, and the layer with a big coefficient of enlargement known as the energetic layer. It can directly measure the temperature of liquid, steam and gasoline media in the vary of -80℃~+500℃ in numerous production processes.
Benefits of bimetallic stemmed thermometer
The thermal potential is not interfered with. The thermal potential of the bimetal stemmed thermometer isn’t disturbed by other factors. It is extremely adaptable to completely different measurement environments.
Diverse structure, can meet completely different measurement requirements. Can be used as electrical contact bimetal thermometer, explosion-proof electric contact bimetal thermometer, remote transmission bimetal thermometer, and so forth.
Fast temperature response and excessive sensitivity. At the same time, the temperature change is intuitive and may be displayed and recorded on site.
Small size, simple to apply, and robust reliability of temperature measurement. Dial nominal diameter: 60,one hundred (4 inches), 150 optional.
Long service life, can be used for long-term temperature detection in chemical manufacturing, stable bodily and chemical properties.
Stable anti-corrosion efficiency. Bimetal thermometers in chemical manufacturing often need to be utilized in liquid and gas environments. Has good corrosion resistance to guard the pipeline. Will not be affected by the measurement situations and will not produce corrosion problems that have an result on the quality of measurement.
High pressure-bearing capability. Has good pressure-bearing capacity, may be measured beneath totally different pressure ranges, and is extremely adaptable to the measurement conditions.
High electrical conductivity. Small resistance temperature coefficient, linear relationship between thermal potential and temperature, good linearity.
What is probably the most correct method to calibrate a bimetal thermometer?
Method 1: Ice and water
Fill a container with ice cubes, then add chilly distilled water and let it sit for 4 to five minutes to type a watery slurry.
Insert the thermometer probe into the container, making sure not to contact the facet, and let it sit till the dial stops moving.
If the thermometer is correct, the temperature ought to be 32°F (0°C) after 30 seconds. If not, recalibrate the thermometer. Record discrepancies and offset thermometers as wanted.
Method 2: Boiling Water
Bring a clear container of distilled water to a boil.
Once the water is boiling, insert the thermometer probe. Again, ensure the probe doesn’t contact the perimeters or bottom of the pot. three.
The temperature ought to be 212°F (100°C). Record the distinction and offset the thermometer as wanted. Please notice that the boiling point of water varies with altitude. Use this handy water boiling level calculator to search out the right temperature on your altitude.
Bimetallic stem thermometer applications
The bimetal thermometer is a field testing instrument used to measure low and medium temperatures. It can instantly measure the temperature of liquid, steam and gasoline media in the vary of -80℃~500℃ in various production processes.
Electric contact bimetal thermometer is used for temperature control and alarm at production sites.
Directly measure the temperature of liquid, steam and gaseous media within the range of -80℃~500℃ in numerous production processes.
Explosion-proof bimetal thermometer can directly measure the presence of explosives corresponding to hydrocarbons at the web site. Directly measure the temperature of liquid, steam and gaseous media in the vary of -80℃~500℃ in varied production processes.
Remote bimetal thermometer can instantly read the positioning temperature. And the temperature signal may be transmitted to the remote management system.
Temperature range of a bimetallic stemmed thermometer
Temperature rangeAccuracy classGraduation value ℃Minimum insertion depth Lmin (mm)
-40℃～80℃1.52455560
0℃～50℃1.51110130140
0℃～100℃1.52556570
0℃～150℃1.52404550
0℃～200℃1.55303540
0℃～300℃1.55506060
0℃～400℃1.510405050
0℃～500℃1.510354040
0℃～600℃1.510303535
customizable1****
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Table of Contents
What is a bimetallic stemmed thermometer?
Benefits of bimetallic stemmed thermometer
What is the most correct approach to calibrate a bimetal thermometer?
Method 1: Ice and water
Method 2: Boiling Water
Bimetallic stem thermometer purposes
Temperature range of a bimetallic stemmed thermometer
What is a bimetallic stemmed thermometer?
Bimetallic stemmed thermometer is an instrument that makes use of two different metals to measure temperature. Two metals with completely different coefficients of linear growth are combined and fixed at one end. When the temperature modifications, the two metals have different levels of thermal enlargement. A pointer is pushed to deflect to point the temperature. This is the bimetal thermometer. Usually, the layer of the bimetal with a small coefficient of expansion is called the passive layer, and the layer with a large coefficient of growth is recognized as the active layer. It can instantly measure the temperature of liquid, steam and gasoline media within the range of -80℃~+500℃ in various production processes.
Benefits of bimetallic stemmed thermometer
The thermal potential is not interfered with. The thermal potential of the bimetal stemmed thermometer just isn’t disturbed by other components. It is very adaptable to different measurement environments.
Diverse structure, can meet completely different measurement requirements. Can be used as electric contact bimetal thermometer, explosion-proof electric contact bimetal thermometer, distant transmission bimetal thermometer, and so on.
Fast temperature response and excessive sensitivity. At the same time, the temperature change is intuitive and could be displayed and recorded on web site.
Small size, simple to apply, and robust reliability of temperature measurement. Dial nominal diameter: 60,100 (4 inches), one hundred fifty optionally available.
Long service life, can be utilized for long-term temperature detection in chemical production, stable physical and chemical properties.
Stable anti-corrosion efficiency. Bimetal thermometers in chemical manufacturing often have to be used in liquid and fuel environments. Has good corrosion resistance to protect the pipeline. Will not be affected by the measurement situations and received’t produce corrosion issues that have an result on the standard of measurement.
High pressure-bearing capacity. Has good pressure-bearing capacity, may be measured beneath different stress ranges, and is very adaptable to the measurement circumstances.
High electrical conductivity. Small resistance temperature coefficient, linear relationship between thermal potential and temperature, good linearity.
What is the most correct method to calibrate a bimetal thermometer?
Method 1: Ice and water
Fill a container with ice cubes, then add chilly distilled water and let it sit for four to 5 minutes to form a watery slurry.
Insert the thermometer probe into the container, making sure not to contact the facet, and let it sit until the dial stops shifting.
If the thermometer is accurate, the temperature should be 32°F (0°C) after 30 seconds. If not, recalibrate the thermometer. Record discrepancies and offset thermometers as wanted.
Method 2: Boiling Water
Bring a clean container of distilled water to a boil.
Once the water is boiling, insert the thermometer probe. Again, ensure the probe doesn’t touch the edges or backside of the pot. three.
The temperature ought to be 212°F (100°C). Record the difference and offset the thermometer as needed. Please notice that เพรสเชอร์เกจคือ boiling point of water varies with altitude. Use this useful water boiling point calculator to find the proper temperature in your altitude.
Bimetallic stem thermometer applications
The bimetal thermometer is a subject testing instrument used to measure low and medium temperatures. It can immediately measure the temperature of liquid, steam and gasoline media within the range of -80℃~500℃ in varied production processes.
Electric contact bimetal thermometer is used for temperature control and alarm at production websites.
Directly measure the temperature of liquid, steam and gaseous media in the range of -80℃~500℃ in varied manufacturing processes.
Explosion-proof bimetal thermometer can instantly measure the presence of explosives such as hydrocarbons on the site. Directly measure the temperature of liquid, steam and gaseous media in the vary of -80℃~500℃ in varied manufacturing processes.
Remote bimetal thermometer can directly learn the site temperature. And the temperature signal may be transmitted to the remote management system.
Temperature range of a bimetallic stemmed thermometer
Temperature rangeAccuracy classGraduation worth ℃Minimum insertion depth Lmin (mm)
-40℃～80℃1.52455560
0℃～50℃1.51110130140
0℃～100℃1.52556570
0℃～150℃1.52404550
0℃～200℃1.55303540
0℃～300℃1.55506060
0℃～400℃1.510405050
0℃～500℃1.510354040
0℃～600℃1.510303535
customizable1****