5 Inch color touch screen, built-in 30 test program can quickly obtain the viscosity and relative data of samples, multi measure parameter, abundant display content, easy operation, direct in reading, high accuracy, good interference, wide working voltage, it is an advanced rotary viscometer.

Features of rotational viscometers

ARM technology, built in Linux system, friendly operation interface, built-in test program for easier & fast viscosity measurement;

Accurate viscosity measurement, each test range is calibrated by computer, high accuracy, less error;

Diverse display index: viscosity, temperature, shear rate, shear stress, percentage of measured value(graphical display), overflow alarm, auto scan, measure range under current rotor & rotation rate fixture, data, time. Can indicate dynamic viscosity under already known density;

Real time display of viscosity curve, data & curve printing, timing measurement,

Front location of spirit level

Temperature probe, constant temperature water bath, constant temperature cup, printer, standard viscosity sample(Standard silicone oil)

English operation menu

Specifications of rotational viscometers

model	LVDV-1T	LVDV-2T
control/display	5 inch touch screen
Speed (r/min)	0.3 – 100 infinitely variable A total of 998 speeds are optional	0.1 – 200 infinitely variable A total of 2000 speeds are optional
Measuring range	1 – 2000000 mPa.s	1 – 6000000mPa.s
rotor	No. 1-4 (standard) Enhanced Ultra Low Viscosity Adapter ULR (optional) Small sample adapter (18, 25, 31, 34 rotors) (optional)
Sample dosage Measurement error	Rotor No. 1-4: Range 10-2M 300 – 400ml ULR: range 1-1000, 21ml No. 18 rotor: range 3-10K, 7ml Rotor No. 25: 480-1.60M; 9ml Rotor No. 31: 30-100K; 10.5ml Rotor No. 34: 20-200K; 11ml	Rotor No. 1-4: Range 10-6M 300 – 400ml ULR: range 1-6000, 21ml No. 18 rotor: range 1.5-30K, 7ml Rotor No. 25: 240-4.8M; 9ml Rotor No. 31: 15-300K; 10.5ml Rotor No. 34: 30-600K; 11ml
	K = 1000;  M = 1000000
repetition error	±1% (Newtonian liquid)
show clipping	±0.5% (Newtonian liquid)
/shear rate	Standard
Timing function	Standard
real-time display	temperature-viscosity curve
Viscosity curve	time-viscosity curve
Kinematic viscosity	(Optional data processing software can display shear rate and viscosity curves)
Temperature measurement function	The density of the sample needs to be entered
Auto scan function	Standard temperature probe interface (optional temperature probe is required)
Large measuring range	Automatically scans and recommends preferred combinations of rotors and speeds
Self-built measurement program	Automatically displays the measurable viscosity range for the selected spindle and speed combination
Save measurement results	Up to 30 groups can be saved (including rotor, speed, temperature, time, etc.)
Print	Up to 30 sets of data can be saved (including viscosity, temperature, rotor, rotational speed, shear rate, shear stress, time, density, kinematic viscosity, etc.)
Data output interface	Data and curves can be printed (with a print interface as standard, an optional printer is required)
Thermostatic parts	110V / 60Hz  or  220V / 50Hz
Working power	300 × 300 × 450mm

Model	RVDV-1T	HADV-1T	HBDV-1T
Display	5 inch touch screen
Rotation speed(rpm)	0.3-100 infinitely variable A total of 998 speeds are optional
Measure range(mPa.s)	R2-R7:100 – 13M URL: 6.4 – 1K 21#:50-167K 27#；250-834K 28#:500-1.7M 29#:1K-3.3M	R2-R7:200 – 26M URL: 12.8 – 1K 21#:100-333K 27#；500-1.7K 28#:1K-3.3M 29#:2K-6.6M	R2-R7:800 – 104M URL: 51.2 – 2K 21#:400-1.3M 27#；2K-6.7M 28#:4K-13.3M 29#:8K-26.6M
	K = 1000; M = 1000000
Rotor	R2– R7(6pcs, standard) R1(optional) Enhanced Ultra Low Viscosity Adapter ULR (optional) Small sample adapters (21, 27, 28, 29# rotors) (optional)
Sample amount	R1-R7#: 500ml ULR: 1-1000, 21ml 21#:7.8ml 27#:11.3ml 28#:12.6ml 29#:11.5ml
Measurement error (Newtonian liquid)	±1%
Repeat error (Newtonian liquid)	±0.5%
Display Shear Stress/Shear Rate	l
Timing function	l
Display viscosity curve in real time	Time-viscosity (Optional data processing software can display shear rate and viscosity curves)
Kinematic viscosity	Need to input sample density
Temperature measurement function	With temperature measure port(temperature probe optional)
Auto scan function	Automatically scans and recommends preferred combinations of rotors and speeds
Large measuring range	Automatically displays the measurable viscosity range for the selected spindle and speed combination
Self-built measurement program	Up to 30 groups can be saved (including rotor, speed, temperature, time, etc.)
Save measurement results	Up to 30 sets of data can be saved (including viscosity, temperature, rotor, rotational speed, shear rate, shear stress, time, density, kinematic viscosity, etc.)
Print	Data and curves can be printed (with a print interface as standard, an optional printer is required)
Data output port	RS232
Thermostatic parts	Thermosstatic bath, thermostatic cups
Working power	110VAC / 60Hz  or  220VAC / 50Hz
Overall dimensions	300 × 300 × 450（mm）

Model	RVDV-2T	HADV-2T	HBDV-2T
Control/display	5″ color touch screen
Rotation speed/RPM	0.1 – 200 stepless speed change, a total of 2000 speeds are optional
Measuring range mPa.s rotor	R2-R7:100 – 40M URL: 3.2 – 1K 21#:25-500K 27#；125-2.5M 28#:250-5M 29#: 500-10M	R2-R7:200 – 80M URL: 6.4 – 1K 21#:50-1M 27#；250-5M 28#:500-10M 29#: 1K-20M	R2-R7:800 – 320M URL: 25.6 – 2K 21#:200-4M 27#；1K-20M 28#:2K-40M 29#: 4K-80M
	K = 1000; M = 1000000
Sample dosage	R2– R7(6pcs，standard) R1(optional) Enhanced Ultra Low Viscosity Adapter ULR (optional) Small sample adapters (21, 27, 28, 29# rotors) (optional)
Measuring range mPa.s	R1-R7# rotor: 500ml ULR: range 1-1000, 21ml 21# rotor: 7.8ml 27# rotor: 11.3ml 28# rotor: 12.6ml 29# rotor: 11.5ml
Measurement error (Newtonian liquid)	±1%
Repeat error (Newtonian liquid)	±0.5%
Display Shear Stress/Shear Rate	standard
Timing function	standard
Display viscosity curve in real time	Shear Rate-Viscosity Curve temperature-viscosity curve time-viscosity curve
Kinematic viscosity	Need to input the sample density
Temperature measurement function	With Temperature probe interface (temperature probe optional)
Auto scan function	Scans and recommends preferred combinations of rotors and speeds
Large measuring range	Automatically displays the measurable viscosity range for the selected spindle and speed combination
Self-built measurement program	Up to 30 groups can be saved (including rotor, speed, temperature, time, etc.)
Save measurement results	Up to 30 sets of data can be saved (including viscosity, temperature, rotor, rotational speed, shear rate, shear stress, time, density, kinematic viscosity, etc.)
Print	Data and curves can be printed (standard has a printing interface, a printer needs to be purchased)
Data output interface	RS232
Thermostatic parts	Options (including various viscometer thermostats, thermostatic cups, etc.)
Working power	110VAC / 60Hz  or  220VAC / 50Hz）
Dimensions	300 × 300 × 450（mm）

Small sample adapters

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