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DV-79,DV-79A,DV-79BDV-79,DV-79A,DV-79B digital sticky PC
NDJ-79 upgraded product, fully digital viscometer. By applying our company's invention patent, we have overcome the drawback of domestic instruments t
Product details
Upgraded substitute for the original mechanical NDJ-79 viscometer.
Optional accessories:
Micro printer, dedicated viscosity constant temperature water bath, SNB data acquisition and plotting software, standard oil.
Technical advantages:
- NDJ-79 upgraded product, fully digital viscometer.
- By applying our company's invention patent, we have overcome the drawback of domestic instruments that can only sample once per rotation, and achieved the technology of multiple sampling per rotation.
- The high subdivision drive stepper motor rotates with accurate and stable speed, and the change in AC voltage frequency does not affect the accuracy of viscosity measurement.
- For thixotropic non Newtonian liquids, the timing function of the instrument can ensure obtaining good consistency data.
- The LCD screen with blue backlight function directly displays viscosity, speed, percentage torque, and the measurable viscosity value of the rotor at the current speed. The viscosity value shows continuous changes. There will be an alarm sound when the measurement range is exceeded.
- Overcoming the disadvantages of inconvenient reading, low accuracy, and poor stability of NDJ-79.
- The operation is simple and convenient Speed switching does not require manual installation of a reducer, simply press lightly on the instrument panel to easily achieve speed shifting.
- Before the instrument leaves the factory, the full range computer automatically calibrates it.
Technical indicators:
- model: DV-79、DV-79A、DV-79B。
- Measurement range: 1-1 million cP, 1-1.5 million cP, 1-7.5 million cP.
- Rotational speed: 7.5,75750 (RPM) or 5,7.5,10,50,75100200300400500600750800 (RPM) or 1-800 (RPM) (in increments of 10 RPM).
- Temperature measurement range: 0 ℃ -100 ℃ (± 0.1 ℃).
- Rotors: 3 (E, F, G rotors) suitable for medium to high viscosity or 4 (A, B, C, D rotors) suitable for low viscosity.
- Measurement container: B container or A container.
- Measurement accuracy: ± 1% (full range).
- Reproducibility: ± 0.5% (full scale).
- Power supply: 110V/220V and 50Hz/60Hz.
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