The Practical Instrument Electronics (PIE) Model 322, 422, 520B, 521B and 525B are the industry's premier handheld Thermocouple (TC or T/C) calibrators. These small, lightweight, rugged calibrators provide several T/C curves, including mV, with the flexibility for custom curves to meet your needs! These units feature long battery life, selectable °C or °F, and internal cold-junction compensation.
The Model 525 also features a dual role as an RTD calibrator!
Thermocouple (T/C) Calibrators
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T/C Source and Read with 4 types
T/C Source and Read with 14 types