Additel ADT 878 [ADT878-425-H-220V] Reference Dry Well Calibrator with Insert H, 35°C to 425°C, 220V. We are taking temperature calibration to the next level with the Additel 878 ReferenceDry Well Calibrators. If you are looking for the best dry well on the market, then lookno further! Additel’s commitment to continuous improvement, quality and time savingfeatures are on full display in the ADT878 series. With three models to choose from,ranging from -40 to 700°C, you will find the perfect fit for your calibration needs. TheProcess Calibrator option adds an external reference input, a two-channel readout forUUT’s and a full complement of capabilities to help with everything from measuringtemperature sensors, to calibrating thermocouples, self-calibrating the Reference Welland configuring HART transmitters. Each unit comes standard with a large touchscreendisplay, dual-zone control and Additel’s commitment to the best customer service in theindustry. We are certain that you will be blown away by the outstanding performanceof these game-changing Reference Dry Wells!Additel ADT878 Dry Well Calibrator has three models to choose from, ranging from -40 to 1292°F. The Process Calibrator option adds an external reference input, a two-channel readout for UUT's and a full complement of capabilities to help with everything from measuring temperature sensors, to calibrating thermocouples, self-calibrating the Reference Well and configuring HART transmitters. Each unit comes standard with a large touchscreen display and dual-zone control.