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Constant Temperature Humidity Test Chamber

2 year ago
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Product details
What is the main function of a constant temperature and humidity test chamber?

Constant temperature and humidity test chamber is primarily used to simulate and control specific temperature and humidity conditions in order to test the performance and durability of materials, products, or equipment under different environmental conditions. This device helps to evaluate how products might perform under extreme conditions they may encounter in real use, ensuring their reliability and quality.

The equipment mainly includes the following systems:
● Heating System
● Cooling System
● Humidity System
● Sensor System
● Control System
● Air Circulation System

Features of the Equipment:
Provides a large storage area and can handle significant heat load for the same volume.
Utilizes advanced American PWM refrigerant control technology for energy-efficient low-temperature operation.
Prevents condensation on test samples and maintains controlled conditions.
Includes communication configurations such as RS232 interface and USB storage download functionality.
Equipped with multiple alarm monitoring systems and wireless remote alarm capabilities.

 

constant temperature and humidity box

The following are the parameters of the constant temperature humidity test chamber:

Model ATH150 ATH225 ATH408 ATH800
Internal Dim. WxHxD(mm) 500x600x500 500x750x600 600x850x800 1000x1000x800
External Dim. WxHxD(mm) 950x1 500x1050 950x650x1150 1050x1750x1350 1450x1900x1350
 Temp. &Relative Hnmi, Range 0C: -20C: -40*C: -60"C: -70*C +100C(-150C) 20%、98RH
 Pertormance Temp. & Humi. Constancy +(-)0.2*C(1P);+(-)0.3*C(2P): +(-)205%RH(1P): +(-)3.0%RH(2P)
Temp. & Humi. Uniformity +(-)0.5"C1; +(-)4%RH
 Indication Resolution 0.01"C: 0.01%RH
Heat-up "C 100 150 100 150 100 150 100 150
Time (20" C-HT) min 30 40 30 45 30 45 30 45
Pull-down ‘C 0 -20 -40 -60 -70 0 -20 -40 -60 -70 0 -20 -40 -60-70 0-20 -40 -60-70
Time (20 c~LT) min 2540508090 2540508090 25 40 5580 90 25 40 75 85 90
Material Exterior stainless steel piate + Powder Coated
Interior SUS#304 stainless steel plate
Insulation PU& Fiberglass wool
Systems Circulation Siroco fan
Heating SUS#304 stainless steel high-speed heater
Humidifying Surface evaporating system
Cooling Airtight compressor +evaporator fins + air-cooling condenser
Dehumiditying ADP Critical dewpoint cooling / dehumiditying method
Controller Digital electoronic indicators + s.s.r. with PID automatic calculation capabity
Other Components Vacuum glass inspection window, cable port( 60mm).control status indicator lights, chamber lamp experiment separation shelves (treely adjustable 2pcs)
Savety Devices Overheating prevention circuit -breaker compressor overioad potectin,control system overload protection , humidilying system overheading drying out prevention ,breakdown indicator light
Power Source (K.W.) AC1   220V        AC3    380V 60/50Hz
3.0 4.0 6.0 6.0 6.0 3.5 5.5 6.5 8.0 8.5 4.5 60 75 95 9.5 5.5910 10.5 10.5
 

 

How does a constant temperature and humidity test chamber work?

constant temperature and humidity test chamber adjusts temperature through its internal heating and cooling systems, and regulates humidity with its humidifiers and dehumidifiers. The core components include:
Heating System: Uses heating elements (such as electric heating tubes) to increase the temperature inside the chamber.
Cooling System: Lowers the temperature inside the chamber using components like compressors and condensers.
Humidification System: Typically uses a humidifier to increase the humidity in the air.
Dehumidification System: Uses desiccants or condensation techniques to lower the air humidity.
These systems work together with precise controllers and sensors to continuously monitor and adjust environmental conditions, ensuring that the set temperature and humidity requirements are met.

Which industries or fields are constant temperature and humidity test chamber suitable for?

These chambers are suitable for testing various materials for heat resistance, cold resistance, drought resistance, and moisture resistance. They are used in industries such as plastics, electronics, electrical appliances, automotive, metals, chemicals, and building materials. The purpose of a temperature and humidity testing chamber is to simulate climatic environmental conditions (e.g., high and low temperature operations, temperature cycling, high temperature and high humidity, low temperature and low humidity, condensation tests, etc.) to evaluate the adaptability and characteristics of products. They must comply with international standards (IEC, JIS, GB, MIL, etc.) to ensure consistency in measurement procedures (including testing steps, conditions, and methods) across international standards.

What are the differences between different specifications of constant temperature and humidity test chambers?

Temperature and Humidity Range: Different models of testing chambers offer various temperature and humidity ranges, so choose according to your specific testing needs.
Chamber Capacity: The internal space varies between models; smaller chambers are suitable for small batch tests, while larger chambers are better for larger items or bulk testing.
Control Systems: Some advanced models are equipped with more sophisticated control systems, offering more precise temperature and humidity control and additional testing features.
Additional Features: Such as rapid temperature and humidity adjustment functions, high-altitude simulation capabilities, etc.

 

Temperature and Humidity Test Chamber

 

How to choose the right specification for a constant temperature and humidity test chamber?

Determine Testing Needs: Choose a specification based on the required temperature and humidity ranges and the size of the samples to be tested.
Consider the Number of Test Samples: If you need to test multiple samples simultaneously, select a chamber with sufficient internal size to accommodate all samples.
Evaluate Temperature and Humidity Uniformity: Ensure that the chamber maintains uniform temperature and humidity conditions to ensure reliable test results.
Assess Energy Consumption and Maintenance: Opt for models with lower energy consumption and easier maintenance to aid in long-term use and cost control.
Temperature and humidity testing chambers typically have high energy consumption, especially under high-temperature and high-humidity conditions. The extent of energy consumption depends on the power of the device, operating modes, and frequency of use. Our company’s temperature and humidity testing chambers are built according to the ISO 9001:2000 quality management system standard and comply with national and regional environmental regulations. 
 
​​More than 10 years focus on reliability test equipment, is the domestic professional constant temperature humidity test chamber, high low temperature test chamber, environmental test chambers manufacturers.
​Additionally, we can design custom products according to customer needs.   If you are interested in our products, please feel free to contact us.
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