International Standard for Solder Paste Viscosity Measurement

  • Measure TI (Thixotropic Index) & R (Viscosity Non-Recovery Rate) according to JIS Z3284.
  • Newly-designed Compact Thermostat realizes better workability.
  • Touch Panel Display improves usability and visibility.
  • Automatic measurement and save data.
  • Optional Printer is also available.


  • Malcom Unique Spiral Viscosity Sensor can continously measure the viscosity and TI of sample
  • having high thixotropy with excellent repeatability.
  • Windows system and Touch-panel display Measurement Program Creation and Automatic Measurement.
  • Graph Display of the measurement result is also possible.
  • Newly-designed Compact Thermostat realizes better workability, Sensor cleaning at ease,
  • Setup a sample container and etc.
  • A mouse and Keyboard can connect to the PCU-285.
  • The measurement data automatically save in the PCU-285 itself.
  • The network system (LAN) unify the management of data from multiple devices.
  • USB memory stick can be connected to the PCU-285 to copy data.


Item Specifications
Viscosity Sensor Malcom Spiral-pump type
Measurement Range 5Pa.s ~ 800Pa.s
Speed Range (N) 1~50rpm
Shear Rate (D) (0.6 x N) s-1
Measurement Accuracy ±5% of indicated v alue
Speed Accuracy ±2%
Speed Repeatability ±0.5%
Temp. Measurement Range 0~50°C
Temp. Measurement Accuracy ±0.5°C
Temp. Control Range 15~35°C
(±5°C of Room Temp.)
Buit-in Thermostat
Display 7 inch Touch Panel
Operation Model PC connection mode
PCU-200 mode
Custom-made program mode
Built-in Printer (option) Temp • Viscosity • Shear rate •
rpm, Date & Time
(* It must be ordered with PCU-285)
Automatic Measurement JIS Standard method
Custom-made program mode (max. 5)
* PC support"
Interface USB type A x 2: USB f lash drive, Key board & Mouse use only
USB type B x 1: f or PC use only
LAN port x 1
Power Supply AC100~240V 50Hz / 60Hz
Power Consumption Max. 130W
Usage Environment Temp: 10~40°C
Relativ e Humidity : 10~90%
(no condensation)
Outer Dimensions 275 (W) x 215 (D) x 440 (H) mm
Weight Approx. 13.0kg

Malcom Viscometers: Products

Malcom Viscometers: Representatives