Rotational viscometer of co-axial double cylinder type by spiral pump method.

Rechargeable batteries
Compact and handy.


  • ● Compact and handy.
  • ● Continuous measurement of newtonian and non-newtonian fluids with constant shear rate and shear time.
  • ● Digital display of Pa・S
  • ● Models available for 3 ranges of viscosity measurement.
  • ● User performable calibration.
  • ● Temperature sensor allows for temperature measurement of sample.
  • ● Satisfies the following international standards: JIS Z8803 ISO 3219 3672/1 7387/1 DIN 53109 ASTM D2196-89
  • ● Applications include: various paints, inks, pastes, polymer resins, rubber, plastic, foods, adhesives, etc.

product specification

Item Specification
Model Name PM-2A PM-2B PM-2C
Measurement Range 5.0~500Pa・s 0.20~19.99Pa・s 20~1999mPa・s
Speed Range 10RPM±5% ※1 40RPM±5% ※1 40RPM±5% ※1
Shear Rate 0.6×N s-1 (10RPM:6s-1) 1.2×N s-1 (40RPM:48s-1) 4.8×N s-1 (40RPM:192s-1)
Measurement Accuracy ±10%of indicated value
Repeatability ±3%
Power Supply Ni-Cd Rechargable Battery & 100V-240V AC Adaptor
Weight 640g 740g
Temperature Sensor Pt Sensor, Measurement range: 0 - 50C, Accuracy: +/-0.5C
  • *1 Other than arbitrary fixed speeds (10, 20, 30, 40, 50, 60).
  • ● Material of Case: polyarylate (common to each type)
        (Note) Since each machine is a dedicated machine, the rotor of a different type can not be used.
  • * The above specifications are subject to change without notice.


Special ultrasonic cleaner VS-25
Calibration Fluid Silicon Oil KF96H 100cc(Type A, Type B)
                          300cc(Type A, Type B, Type C)
Spare Rotors Outer Cylinder : ROM-2 (A, B, C)
Inner Cylinder : RIM-2 (A, B, C)
Measurement Stand for fixed measurement