The Practical Instrument Electronics (PIE) PIECAL 422 Thermocouple Calibrator for 14 types is functionally equivalent to similar calibrators with five digit displays, knobs and switches.

The Piecal 422 gives you advantages of an updated design while maintaining the familiar, time proven ease of use of similar calibrators. Choose the Piecal 422 and get a thermocouple calibrator with a backlit display, a rubber boot and rugged switches with the same high accuracy.