RVDV-I Digital Rotational Viscometer ◆◆ Applications This instrument is used to determine the absolute viscosity (dynamic viscosity) of Newtonian liquids and is also suitable for non-Newtonian liquids. It is widely used in industries and research institutions such as oils and fats, paints, food, pharmaceuticals, adhesives, and cosmetics. ◆◆ Main Features ◆ Large LCD screen displays various measurement parameters including rotor number, rotational speed, viscosity, temperature, range, torque (%), shear rate/shear stress, etc.; ◆ Continuous sensing and display of data results; ◆ 18-speed settings, with selectable speeds to meet different measurement ranges; ◆ Optional RTD temperature probe for real-time monitoring of sample temperature; ◆ Automatic timing function (set time to reach specified torque, stop measurement time); ◆ Warning alerts when measurements fall below or exceed the range; ◆ RS232 interface for communication with computers; ◆◆ Technical Specifications ◆ Measurement range: 100 mPa·s to 13,000,000 mPa·s (RV series rotors); ◆ Measurement error: ±1% (F·S); ◆ Rotational speed: 0.3 to 100 r/min, 18 speed settings in total; ◆ Rotor specifications: Standard configuration includes RV2# to RV7# rotors; ◆ Measurement method: Continuous measurement; ◆ Displayed parameters: Viscosity, rotor number, rotational speed, range, temperature, torque, shear force/shear stress; ◆ Power supply: 220V ±20%, 50Hz (wide input voltage range, unaffected by mains frequency variations); ◆◆ Optional Accessories ◆ Optional rotors with special specifications to meet diverse customer needs;