Omega Engineering CL3515R - Temperature Calibrator & Thermometer, +/- 0.05 % rdg + 0.5 C (0.9 F) Accuracy, Supports K, J, E, T, R, S, N, L, U, B, C Types, USB & RS232, 17.5 hours, CL3515R Series
Portable calibrator/thermometer with a 4-digit LCD. It is designed to use external K/J/T/E/R/S/N/L/U/B/C type thermocouples as temperature sensors. OMEGA™ offers a complete selection of thermocouples, or we can custom-design parts to meet your specifications. The thermometer features a dual thermocouple input and an adjustable thermocouple offset. The thermocouple types comply with the NIST monograph 175, revised to ITS-90 standards.