The constant temperature and humidity box is suitable for evaluating various products or materials and electrical and electronic products such as household appliances, instruments, meters, components, etc. The following editor will tell you what are the reasons for the alarm of the constant temperature and humidity box?

Temperature system of constant temperature and humidity chamber

1. Over-temperature alarm in the box. The sensors in the channel and the sample area are equipped with over-temperature protection devices, and there are also over-temperature protection devices on the operation panel. When the temperature of the test area exceeds the temperature set on the panel, it will stop Also call the police.

2. Sample over-temperature protection. When the temperature of the sample area exceeds the protection temperature set by the controller, it will stop and alarm at the same time. The over-temperature protection of the sample is divided into upper limit protection and lower limit protection, which can be set according to needs.

Fan system of constant temperature and humidity chamber

1. The fan is overheated and causes an alarm. When the coil of the fan is overheated, it will stop and alarm at the same time.

2. Fan overcurrent alarm. When the current of the fan exceeds the allowable value, it will stop and alarm at the same time. It can only operate normally after the overcurrent troubleshooting is over.