Labman
Digital Rotational Viscometer LMDV Series (Up to 6,000,000 mPa.s, LCD Display, RS232 Output)
Digital Rotational Viscometer LMDV Series (Up to 6,000,000 mPa.s, LCD Display, RS232 Output)
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Digital Rotational Viscometer LMDV Series is designed for accurate viscosity measurement of Newtonian and non-Newtonian liquids across laboratory, research, and industrial applications. The instrument provides direct digital viscosity reading with stable performance, flexible speed selection, and reliable repeatability for routine and advanced viscosity analysis.
The series includes LMDV60, LMDV100, and LMDV200 models with different viscosity ranges and speed configurations to meet varying testing requirements. Selectable stepless speed control allows precise adjustment for different sample characteristics, while the auto range function simplifies operation and improves measurement efficiency.
The viscometer features a bright LCD display for simultaneous viscosity and temperature monitoring during testing. The LMDV200 model additionally supports shear rate and shear force display for advanced rheological analysis and process evaluation.
Built with RS232C communication interface and multiple spindle support, the system is suitable for quality control, formulation development, research laboratories, and production environments requiring dependable viscosity analysis.
Key Features
Direct digital viscosity reading system
Selectable stepless speed control
Auto range measurement function
LCD display with temperature monitoring
Suitable for Newtonian and non-Newtonian liquids
High measurement accuracy and repeatability
RS232C interface for external connectivity
Multiple spindle support for different viscosity ranges
Advanced shear rate and shear force display in LMDV200
Compact and laboratory-friendly design
Technical Specifications
| Parameter | LMDV60 | LMDV100 | LMDV200 |
|---|---|---|---|
| Measuring Range | 20–2,000,000 mPa.s | 12–6,000,000 mPa.s | 6–6,000,000 mPa.s |
| Speed Range | 0.3 to 60 RPM | 0.1 to 99.9 RPM | 0.1 to 200 RPM |
| Number of Speeds | 8 | 1000 | 2000 |
| Speed Type | Selectable Stepless Speed | Selectable Stepless Speed | Selectable Stepless Speed |
| Shear Rate / Shear Force Display | No | No | Yes |
| Standard Spindles | 4 (L1, L2, L3, L4) | 4 (L1, L2, L3, L4) | 4 (L1, L2, L3, L4) |
| Display | LCD | LCD | LCD |
| Temperature Monitoring | Yes | Yes | Yes |
| Measurement Accuracy | ±1% FS | ±1% FS | ±1% FS |
| Repeatability | ±0.5% FS | ±0.5% FS | ±0.5% FS |
| Interface | RS232C | RS232C | RS232C |
| Power Supply | AC 220V / 50–60Hz | AC 220V / 50–60Hz | AC 220V / 50–60Hz |
| Dimensions | 425 × 380 × 410 mm | 425 × 375 × 405 mm | 430 × 380 × 400 mm |
| Weight | 11 kg | 11 kg | 8 kg |
Applications
Paint and coating viscosity analysis
Pharmaceutical and cosmetic testing
Polymer and resin viscosity measurement
Food and beverage quality control
Chemical and petrochemical laboratories
Adhesive and lubricant testing
Research and academic laboratories
