Check the listing for details. Agilent 34970A Data Acquisition Switch Unit. Condition: Used. Listed at 550.00 USD. The Agilent/Keysight Technologies 34970A Data Acquisition/Switch Unit with RS-232 and GPIB. Does not include cards/modules, software or cables.Features 22 bits of resolution, 0.004% basic dcV accuracy, and ultra-low reading noise. Combine that with scan rates of up to 250 channels/sec, and you have got the speed and accuracy that you need to get the job done right the first time.Whether you need to measure temperature, ac/dc volts, resistance, frequency, or current, the 34970A can handle it. The internal autoranging Digital Multimeter directly measures 11 different functions, eliminating the need for expensive external signal conditioning. And our unique design allows complete per channel configurability for maximum flexibility and quick, easy set up. It is like having an independent, high-performance Digital Multimeter behind each channel.3-slot mainframe with built-in 6 1/2 digit Digital Mulitmeter and 8 optional switch and control plug-in modulesMeasures and converts 11 different input signals: temperature with thermocouples, RTDs and thermistors; DC/AC volts; 2- and 4-wire resistance; frequency and period; dc/ac currentIO options for easy connectivity to your PC:GPIB, RS-232