Programmable Constant Temperature and Humidity Test Chamber 150L
I. Overview
The Programmable Constant Temperature and Humidity Test Chamber is an environmental simulation testing system designed to evaluate material and product performance under controlled temperature and humidity conditions. It is widely used for reliability testing, quality inspection, and environmental stress screening across multiple industries.
The system enables programmable cycling of temperature and humidity to simulate long-term environmental exposure conditions in a shortened test period.
II. Technical Parameters
2.1 Product Specifications | Product Name：Programmable Constant Temperature and Humidity Test Chamber |
Model：150L | |
Internal Chamber Dimensions：500 × 500 × 600 (W × D × H) mm | |
External Dimensions:Approx. 1020 × 1060 × 1480 (W × D × H) mm | |
Chamber Volume:150L | |
2.2 Compliance Standards | Applicable Standards: |
2.3 Prohibited Hazardous Materials | (1) Testing or storage of samples containing flammable, explosive, or highly volatile substances is prohibited. (2) Testing or storage of samples containing corrosive substances is prohibited. (3) Testing or storage of biological samples is prohibited. (4) Testing or storage of samples containing strong electromagnetic emission sources is prohibited. (5) Testing or storage of radioactive substance samples is prohibited. (6) Testing or storage of highly toxic substances is prohibited. (7) Testing or storage of samples that may generate highly toxic substances during the testing or storage process is prohibited. |
2.4 Product Application | The High and Low Temperature Humidity Cycling Test Chamber is mainly used to test the performance of materials under various environmental conditions and to evaluate the heat resistance, cold resistance, dryness resistance, and moisture resistance of different materials.It is suitable for quality inspection and testing of products in industries such as electronics, electrical appliances, communications, instrumentation, vehicles, plastic products, metals, food, chemicals, building materials, medical products, aerospace products, and related industries. |
2.5 Control Method | Control Method: The chamber adopts a Balanced Temperature and Humidity Control System (BTHC). The sensing system transmits the actual data inside the test chamber to the controller. Through SSR control and multi-stage intelligent output, the controller balances the output power of the temperature and humidity system to ensure stable temperature and humidity conditions inside the chamber. The system also features energy-saving functionality, minimizing power consumption and ensuring long-term precise and stable operation of the equipment. |
2.6 Temperature and Humidity Performance | Temperature Range:-20°C ~ +150°C |
Humidity Range：20%RH ~ 98%RH | |
Temperature Fluctuation：±0.5°C,Humidity Fluctuation：±1–2%RH,Temperature and humidity stabilization time: within 48 hours. | |
Temperature Uniformity：≤ ±1.5°C,Humidity Uniformity:±1–3%RH | |
Heating Rate:3°C/min, non-linear loading | |
Cooling Rate：1°C/min, non-linear loading | |
Maximum Temperature：+150°C | |
Minimum Temperature：-20°C | |
2.7 Temperature and Humidity Curve |
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2.8 Power Supply | 220V, 6KW |
III. Product Features
(1) The product features an attractive appearance, reasonable structure, and precision craftsmanship, with simple and convenient operation as well as stable and reliable performance.
(2) The controller adopts a large-size color LCD touch-screen human-machine interface (HMI) controller. It is easy to operate, simple to learn, and stable and reliable in performance. The system operation status, execution status, and setting program curves are fully displayed in both Chinese and English. It also supports RS232 computer interface connection, enabling direct remote control of the equipment through a computer.
(3) The refrigeration circulation system adopts a Japanese SANYO compressor, and all key components are imported from Japan, France, the United States, Italy, and other countries. The refrigerants used are environmentally friendly refrigerants from the United States (R23A and R404A).
(4) A reserved test port with a diameter of 50 mm is provided on the left side of the test chamber.
(5) The equipment is equipped with a fully automatic and high-precision system circuit. Any component action is processed with P.L.C locking protection. The entire system adopts P.I.D automatic calculation control, ensuring high precision and high stability of temperature throughout all zones.
(6) A specially designed air circulation and airflow system together with a sensing system is adopted. The air outlet and return air sensor detection control ensure excellent temperature uniformity inside the chamber and eliminate any dead zones.
(7) The chamber adopts an enlarged observation window with four-layer hollow tempered glass, providing a wider viewing field.
(8) The equipment is equipped with a comprehensive protection system, including power overload protection, leakage protection, control circuit overload protection, short-circuit protection, compressor protection, grounding protection, over-temperature protection, and audible alarm prompts. In the event of any abnormal condition, the fault point and cause will be automatically displayed immediately on the screen, and the equipment will stop automatically.
(9) The inner chamber material is made of SUS#304 mirror-finished stainless steel plate, and the outer chamber material is also made of SUS#304 stainless steel.
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