Catalog > Test and Measurement > Test and Measurement Instruments > Major Tech Instruments Catalog > Test and Measurement > Test and Measurement Instruments > Special Function Testers > Temperature Meters Major Tech Thermometer Infrared Digital Thermometer MAJ MT645 Four Channel Thermometer Data Logger Discontinued Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Overview 4 K-Type InputsInfrared Thermometer-200°C ~ 1372°CData LoggerUSB Interface Features Selectable units of °C, °F or K (Kelvin)Large backlit display shows any combination of T1, T2, T3, T4, T1-T2, T1-IR, T2-IR, T3-T4, IR-T3, IR-T4, MIN, MAX and AVG18,000 records data logger per channelUSB Interface with CD software & cable, USB to UART Bridge ControllerRelative Time Clock on MAX, MIN and AVG provides a time reference for major events & Internal Temperature displayElectronic Offset function allows compensation of thermocouple errors to maximise overall accuracyAuto power off