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We all know that there are two kinds of constant temperature and humidity test chambers, one is the desktop type, the other is the vertical type, what is the difference between the two? Many users don't know very well, the following Kunshan Huakai instrument will give you a specific introduction: **Difference:
The desktop constant temperature and humidity test chamber is relatively small, which belongs to our more common desktop constant temperature and humidity test chamber, which is cheap, and the vertical constant temperature and humidity test chamber is relatively large, so the cost has increased, and it will be more expensive in comparison;
Equipment appearance: Desktop constant temperature and humidity test chamber is desktop type; The vertical constant temperature and humidity test chamber is a floor-standing type Temperature range: Benchtop constant temperature and humidity test chamber temperature range:
rt+10℃~100℃;Vertical constant temperature and humidity test chamber temperature range: -70 150° Control instrument: desktop constant temperature and humidity test chamber generally adopts button type, vertical constant temperature and humidity test chamber adopts imported touch screen;
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Vertical constant temperature and humidity test chamber and desktop constant temperature and humidity test chamber are two common constant temperature and humidity test equipment, and they have some differences in structure, use mode and application scenarios.
First of all, the structure of the vertical constant temperature and humidity test chamber and the desktop constant temperature and humidity test chamber are different. Vertical test chambers usually adopt a vertical structure, with a rectangular shape, a high equipment height, and a relatively small footprint. The benchtop test chamber adopts a benchtop structure, with a rectangular or cuboid shape, a low equipment height and a relatively large footprint.
Vertical test chambers usually have a large volume and are suitable for large test samples or scenarios that require large-volume testing; On the other hand, benchtop test chambers have a smaller volume and are suitable for small test samples or scenarios that require small volume testing.
Secondly, the use of vertical constant temperature and humidity test chamber and desktop constant temperature and humidity test chamber is also different. Vertical test chambers usually have large doors for easy sample placement and removal, and are more convenient to operate. Benchtop test chambers, on the other hand, usually have small doors, and the sample needs to be placed in the chamber before testing, which is relatively cumbersome.
Thirdly, the application scenarios of the vertical constant temperature and humidity test chamber and the desktop constant temperature and humidity test chamber are also different. Vertical test chambers are usually suitable for scenarios that require long-term testing or high-volume testing, such as testing of electronics, automotive parts, etc. The benchtop test chamber is suitable for scenarios that require short-term testing or small-volume testing, such as food, medicine, etc.
In addition, there are also certain differences between the vertical constant temperature and humidity test chamber and the desktop constant temperature and humidity test chamber. Since vertical test chambers usually have a larger volume and a more complex structure, they are relatively high. The benchtop test chamber is relatively low due to its small volume and relatively simple structure.
To sum up, there are some differences between the vertical constant temperature and humidity test chamber and the desktop constant temperature and humidity test chamber in terms of structure, use mode and application scenarios. Choosing the right chamber should be considered based on your specific testing needs and budget.
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The constant temperature and humidity test chamber is used to test the performance of materials in various environments and to test the heat resistance, cold resistance, dry resistance and humidity resistance of various materials. It is suitable for testing the quality of electronics, electrical appliances, mobile phones, communications, instruments, vehicles, plastic products, metals, food, chemicals, building materials, medical treatment, aerospace and other products.
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Constant temperature and humidity chambers are currently widely used in all walks of life, mainly to test products at different ambient temperatures.
1. The constant temperature and humidity testing machine can simulate various temperature and humidity environments to meet the reliability, mechanism, stability and other parameters in various harsh environments such as GB T2423, GJB150A1 4, and will provide you with the basis for improving product quality and reliability.
2. This series of products are suitable for aerospace products, information electronic instruments, materials, electricians, electronic products, and various electronic components in a humid and hot environment to test their performance indicators.
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The constant temperature and humidity test chamber has one more function of testing temperature and humidity than the high and low temperature test chamber, and it is also a little higher. If your product does not need to do temperature and humidity testing, then a high and low temperature test chamber is sufficient.
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Constant temperature and humidity chamber: generally refers to the temperature of 15 degrees to 85 degrees, can do humidity 20% 98%, of course, can also do lower humidity according to requirements, we call low temperature and low humidity test chamber.
High and low temperature damp-heat alternating test chamber: the general temperature will be -20 degrees or lower, and the humidity can be done (only limited to 5 85 degrees). The alternating heat and humidity test is mainly to:
For a certain period of time, the temperature remains constant and the humidity changes at the rate you set, or vice versa. There are also tests that require temperature and humidity to change at the same time at a set rate. The general constant temperature and humidity test is that the temperature is reached first and then the humidity is controlled.
Different functions: high and low temperature test chamber: only high and low temperature do not do humidity, directly called high and low temperature test chamber.
It can also be called "high and low temperature alternating test chamber"; To do high temperature and low temperature, at the same time to be able to do humidity, circulation, we call high and low temperature damp heat alternating test chamber, constant temperature and humidity test chamber, etc.
**Different: The constant temperature and humidity test chamber and the high and low temperature test chamber are different, and there is a difference between the two. Both of these instruments are high-precision instruments, and both are different from their specifications and different temperature ranges:
Constant temperature and humidity chamber: generally refers to the temperature of 15 degrees to 85 degrees, can do humidity 20% 98%, of course, can also do lower humidity according to requirements, we call low temperature and low humidity test chamber. High and low temperature damp-heat alternating test chamber:
The general temperature will be -20 degrees or lower, and the humidity can be done (only limited to 5 to 85 degrees). The damp-heat alternating test is mainly a test in which the temperature remains constant and the humidity changes at a rate you set, or vice versa.
There are also tests that require temperature and humidity to change at the same time at a set rate. The general constant temperature and humidity test is that the temperature is reached first and then the humidity is controlled.
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Programmable constant temperature and humidity test chamber is also known as high and low temperature alternating damp heat test chamber, and its control mode is multi-stage programming control: it refers to the ability to have preset temperature and humidity curves and control according to presets, and can be set in multiple sections. The constant temperature and humidity test chamber has the ability to complete the test process and cycle according to the preset curve, and can accurately control the rate of heating and cooling within the range of the maximum heating and cooling rate capacity, that is, the heating and cooling rate can be controlled according to the slope of the set curve.
The control mode of X0D ordinary constant temperature and humidity test chamber is: set a target temperature and humidity, and the test chamber has the ability to automatically keep constant temperature and humidity to the target temperature and humidity point. It is not programmable, it is not automatic, it is not time-setting.
Only one test can be completed and then set by the operator. X0D It can be seen from the above that the programmable constant temperature and humidity test chamber is much more powerful than the ordinary constant temperature and humidity test chamber.
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The test equipment of the laboratory of Zhongchuang Alliance is to provide high temperature, low temperature, constant temperature, constant humidity, temperature cycle, temperature and humidity alternating and other test environments, and meet the requirements of relevant standards for the test chamber, mainly used with electrical products for cold resistance test, temperature and humidity changes or adaptability tests under drastic change conditions, especially suitable for environmental simulation temperature and humidity tests of electronic and electrical products.
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The constant temperature and humidity test chamber has four test functions:
1) The high temperature resistance of the test sample, the high temperature can be 150, and there are also 180 high temperatures;
2) Low temperature resistance of test samples, low temperature has R series: 0, H series: -20, Z series: -40, P series: -60, S series: -70, lower temperature can be customized according to customer requirements;
3) The resistance of the test sample to dampness and heat, and some products will affect their performance if the moisture is very heavy for a long time;
4) Test the drying resistance of the product.
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It is to be able to keep the temperature and humidity you set constant, and the fluctuation is less than plus or minus.
Nanjing Wuhe Test Equipment Co., Ltd. specializes in the production of various types of test and testing equipment 025-84950070
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Vertical constant temperature and humidity test chamber is a very common equipment in environmental testing equipment, and it is also widely used. It is mainly used for electronic parts, finished product research, industrial materials and other inspection equipment, so that the product can provide complex high and low temperature alternating experimental environments and test pieces such as high temperature, low temperature, low temperature bottom wet, high humidity and other complex high and low temperature alternating test materials in various links, and measure the parameters and performance of the product's resistance and protection ability.
Box structure: 1. The outside of the box is processed by CNC machine tools, and the shape is beautiful and generous, and the non-reaction handle is easy to operate.
2. The inner tank of the box is made of brand stainless steel (SUS304) mirror panel, and the outer tank of the box is sprayed with A3 steel plate.
3. The water replenishment tank is equipped with the lower right part of the control box, and the water shortage will automatically protect the function, which is convenient for water replenishment.
4. The large observation window is equipped with a lighting lamp to keep the box bright, so that it is convenient to clearly observe the situation in the box at any time.
5. The humidification system pipeline and the control circuit board are separated to avoid failure due to water leakage of the humidification pipeline and improve the safety function.
6. Waterway system, pipeline circuit system, various systems are convenient for maintenance and overhaul.
7. The box body insulation makes the performance of ultra-fine glass fiber insulation cotton.
8. There is a test hole with a radius of 25mm on the left side of the box, which is convenient for external test power line or signal line.
The above is the box structure of the vertical constant temperature and humidity test chamber, if you still have any questions, you can call our company, we will serve you as soon as possible.
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The constant temperature and humidity test chamber is also known as the constant temperature and humidity chamber, which is mainly used to test the performance and reliability of materials in various environments, and to determine the heat resistance, cold resistance, dry resistance and humidity resistance of the product through testing. The constant temperature and humidity test chamber is divided into vertical and desktop type, what is the fundamental difference between the two?
Appearance: Vertical and desktop constant temperature and humidity test chamber From the appearance, one belongs to the floor type, and the other is the lying type, because the vertical constant temperature and humidity test chamber is with a compressor, and the desktop constant temperature and humidity test chamber is without a compressor.
Temperature and humidity range: the vertical constant temperature and humidity test can achieve 0 100, and the relative humidity range is 30% to 98%. Because there is no compressor in the desktop constant temperature and humidity test chamber, there is no refrigeration system, and the temperature can only be RT+10 10, and the temperature can only be above room temperature, and the relative humidity range can only be 85% 98%.
Because the vertical type has one more compressor than the desktop type, it will also be higher than the desktop constant temperature and humidity test chamber.
Scope of application: The vertical constant temperature and humidity test is especially suitable for high temperature, low temperature and humidity resistance cycle tests of optical fibers, LCDs, crystals, inductors, PCBs, batteries, computers, mobile phones and other products. The desktop constant temperature and humidity test chamber is used to test and determine the parameters and performance of electrical, electronic and other products and materials after constant testing of temperature and humidity environment.
In addition to the above three differences, the instruments used in the vertical constant temperature and humidity test chamber and the desktop constant temperature and humidity test chamber are also different. The vertical type uses the Youyi control instrument, while the desktop type uses a digital display instrument. The ** of these two instruments is also very different, so users need to choose a constant temperature and humidity test chamber according to their own needs.
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