How to distinguish the platinum-rhodium thermocouple is negative _ instrument
There are three kinds of platinum-rhodium thermocouple, there S type thermocouple respectively, R type thermocouple, thermocouple type B. 1, with the hand touch, more hard is positive, soft is negative. 2, the positive than negative is slightly a little bit heavy. 3, use a multimeter to measure thermocouple millivolt values, display a positive number is corresponding to the multimeter plus or minus, and vice versa.
During the exhibition season, the company team, with company letter product thermocouple, thermal resistance electronic temperature and other products, visited our company's European and South American customers, meet with old customers at the exhibition, new products are welcomed by old customers; should be invited, visit customer company, deepen The understanding of both sides is for further cooperation.