Features
- Touch key board 6 keys.
- Direct readout on a graphic display.
Data displayed
- Selected speed………………………………………………………………………………………r.p.m.
- Selected spindle…………………………………………………………………………………………SP
- Viscosity reading…………………………………………………………………….cP (mPa·s) or cSt
- Percentage of full scale………………………………………………………………………………..%
- Sample temperature…………………………………………………………………………… ºC or ºF
- Shear Rate (with coaxial spindles) ………………………………………………………….SR (s-1)
- Shear Stress (with coaxial spindles) …………………………………………………….SS (N/m2 )
- Density (introduced by the user) ……………………………………………………………..g/cm3
- Viscosity reading: dynamic viscosity (cP or mPa·s) or kinematics viscosity (cSt).
- Unit converter SI to CGS.
Program features
- Time to torque: target torque pre-setting device.
- Time to stop: target time pre-setting device.
- 9 working memories.
- AUTO-TEST with sound and visual malfunction alarm.
- AUTO-RANGE function.
- Temperature reading by PT100 (optional).
- User-enabled viscosity and temperature (optional) calibration.
- 7 language options.
- Interface: USB.
Touch Keyboard
- Latest keyboarding technology, comfortable and easy to handle (6 keys)
Viscosity Readings
- Absolute viscosity (cP or mPa·s)
- Apparent viscosity (cP or mPa·s)
- Kinematic viscosity (cSt, mm2 /sec) (Density introduced by the user)
Technical File
- Precision: ± 1% of full scale
- Resolution:
- With low viscosity adapter: 0.01
- For lower than 10.000 viscosity cP: 0.1
- For viscosity equal to or above 10.000 cP: 1
- Repeatability: 0.2%
- Thermometer features: Temperature margins: -40° C to + 300.0° C (- 40.0ºF to + 572.0ºF )
- Resolution: 0.1ºC / 0.1722 ºF
- Precision: +/- 0.1 ºC
- Type of probe: PT100
- Supplied at 100-240 VAC, 50/60 Hz
Spindles
- AISI 316 stainless steel spindles, easily identified by number and letter when changed according to range of viscosity.
These are the standards our units follow:
- BS: 6075, 5350
- ISO: 2555, 1652
- ASTM: 115, 789, 1076, 1084, 1286, 1417, 1439, 1638, 1824, 2196, 2336, 2364, 2393, 2556, 2669, 2849, 2983, 2994, 3232, 3236, 3716
Extra Accessories
- APM (Small Sample Adapter) / LCP (Low Viscosity Adapters) / Heldal unit (High Viscosity Adapter) / Silicon Standard Oils / Thermostatic Bath / Universal adapter for all accessories such as Brookfield (Optional) / PPR Plugging System (Optional)
- NOTE: The material of the accessories including the temperature probe can be changed under customer specification (High Temperature Resistance).
Specifications
| Model | ALPHA L | ALPHA R | ALPHA H |
| Order No. | VL1001601 | VL1001602 | VL1001603 |
| Measuring range | 20 to 2,000,000 cP | 100 to 13,000,000 cP | 200 to 106,000,000 cP |
| Standard spindles | L1,L2,L3,L4 | R2,R3,R4,R5,R6,R7 | R2,R3,R4,R5,R6,R7 |
| Speed (r.p.m) | 0.01 to 200 | 0.01 to 200 | 0.01 to 200 |
| Number of speeds | 18 | 18 | 18 |
| Power supply | 100~240V 50/60Hz, 25W | 100~240V 50/60Hz, 25W | 100~240V 50/60Hz, 25W |
| Weight | 5kg | 5kg | 5kg |
