PR512-300 calibration bath is a high-precision heating verification device with high temperature control precision and good temperature field uniformity. PR512-300 automatic oil pump system with oil tank in constant temperature tank for high temperature verification, which can adjust oil temperature in the tank at will, is an environment-friendly product with more convenient operation and higher work efficiency. The cooling system of PR512-300 own compressor can turn on the high-temperature direct drop function of the compressor with one key throughout the whole process, so that you can return to test without worry. Used for calibration of standard mercury thermometers, beckman thermometers and industrial platinum resistance in metrology department.

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