Featuring CAT II safety ratings, DC measurement accuracy of 0.0024%, and 6.5 digit DMM mode, 2638A Hydra Series III data acquisition (DAQ) system/digital multimeter (DMM) incorporates Universal Input Connector that supports 15 common thermocouple types and has 22 channels of differential analog input (expandable to 66 channels) for wiring multichannel systems. Selectable measurement input types include DC and AC voltage and current, resistance, thermocouple, RTD, thermistor, and frequency.
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