The AEMC 1015 Megohmmeter (1403.01) Analog Megohmmeter is a compact, self-contained, battery-operated True Megohmmeter. This practical, dependable and rugged insulation tester can be used for a broad range of plant and field service applications and is designed for use in harsh environments. The Model 1015 permits insulation resistance testing at 500V and 1000V, and resistance measurements up to 1000Ω. The Model 1015 is an analog instrument with four easy-to-read scales. The megohm scale is an easy-to-read log scale graduated from 0.1 to 1000MΩ. The ohm scale is linear with a range from 0 to 10Ω.