Description
Digital Small Sample Viscometer YR05840 // YR05842 features a coaxial center structure with a small sample adapter, requiring minimal sample quantity for each measurement. This advanced viscometer offers precise and rapid temperature control, making it ideal for a wide range of samples such as asphalt, rosin, and hot melt adhesive. The device ensures high accuracy and repeatability through PC interface calibration with standard viscosity samples, accommodating a broad measurement range.
Market Price
The price range for digital small sample viscometers like the YR05840 and YR05842 models generally falls between 3500 USD and 4500 USD. However, prices can vary depending on retailer offerings and any additional accessories or warranty plans.
Frequently Asked Questions
Q: What is the smallest sample size required for testing?
A: The Digital Small Sample Viscometer requires as little as 15-20 ml.
Q: Can this viscometer connect to a computer?
A: Yes, it includes an RS232 interface for connection to a micro printer or computer.
Q: Is the temperature range adjustable?
A: Yes, it ranges from room temperature plus 10°C to 250°C, with an option for a 300°C heating furnace.
Advantages and Disadvantages
Advantages:
- Requires minimal sample size.
- Offers high accuracy with a measurement correction interface.
- Extensive temperature control range.
Disadvantages:
- The higher end of the temperature range requires an optional heating furnace.
- May require training for optimal data interpretation.
Use in the Field
The Digital Small Sample Viscometer is commonly used in industrial applications where materials such as asphalt or adhesives need to be tested for viscosity at various temperatures. By quickly adjusting to required temperatures, it ensures reliable data critical for quality control processes and research purposes.
Recommendations
To maximize performance, regularly calibrate the viscometer using standard samples and ensure all connections with external devices like computers or printers use compatible RS232 ports. Always follow manufacturer instructions for cleaning and maintaining the viscometer to extend its operational lifespan.
Features
- Convenient horizontal bubble front adjustment.
- Timing measurement function for consistent data.
- Temperature Control Range from 10°C above room temperature to 250°C (up to 300°C optional).
- High precision of ±0.1°C temperature control.
- PC interface for corrections and data accuracy.
Technical Specifications
| Model | YR05840 | YR05841 | YR05842 |
| Measure range (mPa.s) | 6.4 – 2M No.0: 6.4-1K No.21: 50-100K No.27: 250-500K No.28: 500-1M No.29: 1K-2M |
12.8 – 4M No.0: 12.8-1K No21: 100-200K No.27: 500-1M No28: 1K-2M No.29: 2K-4M |
51.2 – 16M No.0: 51.2-2000 No.21: 400-8M No27: 2K-4M No.28: 4K-8M No.29: 8K-1.6M |
| Speed (r/min) | 0.5/1/2/2.5/4/5/10/15/20/25/30/40/50/60/70/80/90/100 Total 18 | ||
| Rotor | 21, 27, 28, 29# (standard configuration) Ultra-low viscosity adapter (rotor No.0) with separate heating furnace (optional) |
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| Test error | ±2% (Newtonian liquid) | ||
| Repetitive error | ±1% (Newtonian liquid) | ||
| Room temperature plus 10°C -250°C (300°C optional) | |||
| Temp. Control Precision | 0.1℃ | ||
| Interface | Two RS232 interface | ||
