Keithley Instruments Inc. 7702 40 CHANNEL DIFFERENTIAL MULTIPLEXER
The Keithley 7702 is a 40-channel differential multiplexer module designed for use with Keithley Series 2700, 2701, and 2750 data acquisition/switch systems. It provides 40 channels of 2-pole switching or 20 channels of 4-pole switching, supporting both differential and single-ended measurements. The module is equipped with built-in cold junction compensation for thermocouple measurements and can handle a wide range of signal types, including voltage, resistance, frequency, and temperature. The 7702 is ideal for automated test applications requiring high channel density and reliable signal routing, and it features screw terminal connections for secure and flexible wiring.