Indent

Digital Rotational Viscometer, Direct Reading

Direct-reading rotational viscometer for the absolute viscosity of Newtonian liquids and the apparent viscosity of non-Newtonian liquids, in three measuring ranges.

Typical applications

  • Paints, inks and coatings
  • Adhesives and resins
  • Cosmetics and personal care
  • Food products and syrups
  • Pharmaceutical suspensions and syrups

Conforms to

ASTM D2196ISO 2555
  • ASTM D2196Rheological properties of non-Newtonian materials by rotational viscometer
  • ISO 2555Plastics — Resins in the liquid state — Determination of apparent viscosity using a single cylinder type rotational viscometer

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Worth knowing before you order

Viscosity is a temperature measurement in disguise — a few degrees will move a reading further than any of the accuracy figures in this table. These instruments only measure sample temperature with an RTD probe; holding it needs the refrigerated circulating bath, which is an optional accessory and a separate line item, as is the low viscosity adaptor for thin samples. Quote the bath with the viscometer or the accuracy figures above are academic. The number of speeds for the lowest-range model did not scan legibly and has been left out.

Specification

Technical specification for Digital Rotational Viscometer, Direct Reading
Measuring range, three models in catalogue order20 to 2,000,000 mPa·s; 12 to 6,000,000 mPa·s; 6 to 6,000,000 mPa·s
Number of stepless speeds, second and third models1000 and 2000
Speed typeSelectable stepless speed
Standard spindlesFour, L1 to L4
Measurement accuracy±1 % of full scale
Repeatability±0.5 % of full scale
Auto range functionFitted
TemperatureSample temperature displayed from an RTD probe; no temperature control is built in
Sample thermostattingBy optional refrigerated circulating bath
DisplayBacklit LCD with direct viscosity reading
OutputRS-232C
Power supplyDC adaptor, from AC 220 V, 50/60 Hz
Packing dimensions, three models in catalogue order425 × 380 × 410 mm; 425 × 375 × 405 mm; 430 × 380 × 400 mm
Optional accessoriesRefrigerated circulating bath, low viscosity adaptor, PC software
Standard accessoriesProtection cap, adaptor, spindle set L1 to L4, RTD probe, spindle guard and wrench, indicator stand, instruction manual, test certificate
HSN code90278910

Support available

  • Installation & commissioning
  • Calibration
  • Operator training
  • Annual maintenance contract
  • Spares & consumables

Calibration is arranged through NABL-accredited laboratories under the relevant scope. We state the scope and the certificate number on the quotation — see what accreditation actually covers.

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