TEGAM Inc. Megohmmeter, Portable 1 MOhms to 200 GOhms, 3%, 500V, 3.5 Digit
The Model R1M-A is a portable Megohmmeter designed to measure high values of resistance associated with the measurement of insulation resistance. It has six resistance ranges from 1MΩ full scale to 200MΩ full scale. Four test voltages of 50, 100, 250, and 500 volts DC are provided (50 V maximum to be used with resistances less than 1MΩ). Resistance readings are displayed on a 3 1/2 digit LCD.