Digital Rotational Viscometer is a compact unit comes with viscosity measurement range of 1×100,000 mPas along with a rotor speed of 6 to 60 rpm. It features bright, easy to read LCD digital display and microprocessor controlled system. It is designed for continuous operation between 40s and 99 min 59s at a temperature range of 5°C to 35°C and humidity of ≤80%. It is excellent device where the measurement data is transferred to a PC via the RS232 interface.