How to choose the temperature controller of high and low temperature tester? When customers choose equipment, Haida usually advises customers to choose a cost-effective temperature controller that suits their production needs. It is also good to import. As many imported products are actually in China, of course, the cottage machine is also Many, cheap, and many functions, but the function and accuracy are much worse. Therefore, Haida technicians teach you how to choose an economical temperature controller: How to choose the temperature controller? The following three points need to be considered: First, the function 1. The function of the temperature controller determines the function of the high and low temperature test chamber to a certain extent. 2. Determine the functional requirements of the equipment before selecting it, and then select the corresponding temperature controller according to the function. 3, if you want to do the program test, but the equipment is to choose the ordinary digital display instrument, there is no way to meet the test needs. Second, stability 1. Choose a strong stability, the function meets the requirements of the equipment, and avoid the chain at the critical moment. 2. This equipment is a commonly used, precision equipment. The test items are also diversified and the prices vary. 3. If the equipment is working for a long time, there are often faults such as temperature inaccuracy and temperature control failure. The light test will be interrupted frequently, and the heavy one will cause damage to the sample and even the equipment will burn out. Third, the brand and price 1, the brand is more, the price is not the same, the price of radish cabbage will be different, it is necessary to go through multiple inspections and comparisons and then choose the right equipment. 2. The price of some temperature controllers will account for more than half of the price of high and low temperature test chambers. When customers purchase in the early stage, Haida Instruments will provide imported and domestic instruments of high, medium and low grades for customers to choose.