1. The equipment meets the relevant requirements of Q/DR 0532.02-2007 standard;

2. Specially developed for life testing of liquid expansion temperature controllers for water heaters, the machine adopts PLC processor+computer+display, and relevant data can be set, displayed and saved in the interface. The main accessories of the machine are imported and well-known domestic brands, effectively ensuring the overall performance and reliability of the equipment;

3. After adjusting the temperature controller to the highest temperature control point, insert the probe into the water and continuously heat up and cool down the water to continuously turn it on, off, and automatically record the number of actions. Repeat this process 20000 times, and each test result should comply with the temperature controller's turn off temperature error of ± 5 ° C and on-off difference of ± 7 ° C ± 3 ° C