The PR310 series thermocouple calibration furnaces feature built-in different temperature field accessories, which can meet the verification/calibration needs of thermocouples with different types. This product complies with the requirements of JJF 1184-2024 “Test Specification for Temperature Uniformity in Thermocouple Calibration Furnaces”, and features a wide temperature field range, fast heating and cooling speeds, and excellent long-term stability.