The TRUE RMS measuring method and the highest measuring categoryCAT IV 600 V allow the device to be used in industrial environments andensure reproducible measuring results. The measuring functions meet the manifold requirements of qualified electricians in industry, trade and service. For HVAC technicians, the BENNING MM 6-1 offers a temperature range anda microampere current range.TRUE RMS AC/ DC voltage measurement up to 1000 VTRUE RMS AC/ DC current measurement up to 10 AResistance (40 Mâ¦), frequency (100 kHz) and capacity measurement (10 mF) Continuity test with buzzer and red LED for loud environmentsDiode tests up to a conducting-state voltage of 1.5 VVolt sensor for non-contact signaling of phase voltages and cable breaksin linesTemperature measurement and μA current range (MM 6-1)âAutoVâ function for automatic AC/DC voltage detection and low input impedance LoZ ( 3 kâ¦) to suppress reactive voltagesCompact and handy housing designProtective rubber holster for use in harsh industrial environmentsSuspension possibility by means of integrated magnet in the rubber holsterLarge LC display with illuminationMemory of measured value (HOLD) and peak value (PMAX, PMIN)Relative value function (REL) for null balance and differential current measurement Automatic switch-off after 20 minutes (can be disabled)Overload protection for all measuring ranges