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Vibration Shaker and Simulated Transportation Tester

Low humidity and high temperature test chamber for reliability testing

A low humidity high temperature reliability test chamber is a specialized piece of equipment designed to simulate hot and dry environmental conditions. This advanced tool is essential for assessing th ...

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Description

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A low humidity high temperature reliability test chamber is a specialized piece of equipment designed to simulate hot and dry environmental conditions. This advanced tool is essential for assessing the performance, durability, and reliability of materials, components, and finished products under extreme thermal and arid stresses, making it a critical asset for quality assurance and research and development across various industries.

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The low humidity high temperature reliability test chamber is applicable in various industries, including electronics, automotive, aerospace, pharmaceuticals, food and beverage, construction, and renewable energy. It is used to evaluate the reliability of products under hot and dry conditions, ensuring they function correctly in harsh, arid environments.

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1. IEC 60068-2-30: This standard specifies test methods for environmental testing, including damp heat tests. 

2. ISO 6270: This standard specifies test methods for the determination of the resistance of coatings to humidity under controlled conditions. 

3. JIS C 60068: This Japanese Industrial Standard covers environmental testing methods for electronic components and devices. It includes tests for damp heat, ensuring the reliability of electronic products under high humidity and temperature conditions.

4. GB/T 2423.2: This Chinese standard specifies test methods for the determination of the resistance of materials to humidity under controlled conditions. It is used to evaluate the performance of materials in high humidity environments.

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1. Versatility and Broad Applicability: The chamber's ability to simulate extreme hot and dry conditions makes it suitable for various applications across multiple industries.

2. Precision and Accuracy: High precision in temperature and humidity control ensures reliable and repeatable test results, providing valuable insights into product performance. The chamber's advanced control system and high-precision sensors guarantee accurate simulation of real-world environmental conditions.
3. Efficiency and Productivity: Rapid condition cycling reduces testing time, increasing overall productivity and allowing for more tests to be conducted within a given timeframe. The chamber's programmable profiles and user-friendly interface enable easy setup and monitoring of testing parameters.
4. Durability and Reliability: Constructed with high-quality materials, the chamber is designed to withstand frequent use and extreme conditions, ensuring longevity and reliability. Built-in safety mechanisms, such as over-temperature protection and automatic shut-offs, ensure the safe operation of the chamber under extreme conditions.

5. Compliance and Certification: The chamber helps meet key testing standards such as IEC 60068-2-64, MIL-STD-810, and ASTM D4329, ensuring that products meet required quality and reliability benchmarks.

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Working Principle


The low humidity high temperature reliability test chamber operates on the principle of controlled environmental simulation. It employs advanced heating elements, such as resistive heaters, and dehumidifiers to achieve the desired high temperature and low humidity levels. High-precision sensors continuously monitor the internal conditions, and a sophisticated feedback control system adjusts the settings to maintain the programmed environment. The chamber's internal air circulation system ensures uniform temperature and humidity distribution throughout the test space, providing consistent environmental conditions.


Installation Steps


1. Site Preparation: Ensure the installation site meets the chamber's space and utility requirements, including electrical power and adequate ventilation.
2. Chamber Placement: Position the chamber in the designated location, ensuring it is level and secure.
3. Utility Connections: Connect the chamber to the necessary utilities, including electrical power and ventilation. Follow the manufacturer's guidelines for proper connections and grounding.
4. Control System Setup: Install and configure the chamber's control system, including the user interface and any necessary software.
5. Calibration: Perform initial calibration of the chamber's temperature and humidity sensors to ensure accurate and reliable test results.

6. Testing and Validation: Conduct initial testing and validation to ensure the chamber is functioning correctly and providing accurate environmental simulations.


Design Considerations


1. Chamber Size and Configuration: Select the appropriate chamber size and configuration based on the testing requirements and the size and shape of the products to be tested.
2. Temperature and Humidity Range: Determine the required temperature and humidity range for the specific testing application, ensuring the chamber can accurately simulate the desired environmental conditions.
3. Air Circulation and Distribution: Design the chamber's internal air circulation system to ensure uniform temperature and humidity distribution throughout the test space, providing consistent environmental conditions.
4. Safety Features: Incorporate built-in safety mechanisms, such as over-temperature protection and automatic shut-offs, to ensure the safe operation of the chamber under extreme conditions.
5. User Interface and Control System: Develop an intuitive and user-friendly interface and control system, enabling easy setup, monitoring, and adjustment of testing parameters.

6. Data Logging and Analysis: Integrate comprehensive data logging capabilities to enable real-time monitoring and post-test analysis of environmental conditions and product performance.


In conclusion, a low humidity high temperature reliability test chamber is a vital tool for industries requiring precise environmental simulation. Its versatility, precision, efficiency, and advanced features make it an invaluable asset for enhancing product reliability, ensuring regulatory compliance, and gaining a competitive edge in the market. By following the outlined installation steps and design considerations, users can maximize the chamber's effectiveness and achieve accurate and reliable test results.

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ModelDR-H201-100DR-H201-150DR-H201-225DR-H201-408DR-H201-800DR-H201-1000
Internal dimension400*500*500mm500*500*600mm500*600*750mm600*800*850mm1000*800*1000mm1000*1000*1000mm
External dimension900*1070*1400mm1000*1070*1500mm1000*1170*1650mm1100*1370*1750mm1500*1180*1900mm1500*1380*1900mm
Voltage(V)Sigle Phase 220VSigle Phase 220VSigle Phase 220VThree Phase 380VThree Phase 380VThree Phase 380V
Temperature range-20℃,-40℃,-70℃~150℃
Temp.& Humi.Adjust WayBalanced Temperature Humidity Control System(BTHC),Intelligent PID Regulation
Temperature fluctuations≤±0.7℃ (without load and temperature stable)
Internal Chamber MaterialStainless Steel 304
External Chamber MaterialStainless steel or paint spray
Temperature uniformity≤±0.7℃    (without load and temperature stable)
Temperature deviation≤±1.0℃/ ±2.0℃  (without load and temperature stable)
Heating rate3℃/min in average
Cooling rate1℃/min in average
Humidity range 20%~98%RH
Humidity deviation1 、≥75%RH:≤±3%RH ;2 、≤75%RH :≤±7%RH
Cooling MethodSingle-stage compression,Second-stage Compression;
RefrigeratorHermertically Sealed France Tecumseh Compressor or Semi-hermetic BOCK Compressor
Cooling MethodAir-cooled

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