Keithley 5 1 2 digit digital bench multimeter keithley 2110 240 p this 5 frac12 digit dual display digital multimeter from keithley offers a comprehensive set of capabilities superior measurement accuracy and high speed for a broad range of applications p p with 15 measurement functions and 7 maths functions and dual line display capability the 2110 240 can display two different measurements concurrently and is ideal for use by production r amp d and test engineers scientists and st