Testing Equipments Supplier
ISO9001：2015 Certified ISO9001：2015 Certified 
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TBTSCIETECH
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As FWD Falling weight deflectometer overlay for measurements has become a hot topic in the field of road in the world to measure dynamic deflection of road surface and calculate the rebound modulus of road surface, FWD(falling weight deflectometer) become a popular inspection machine for testing the deflection of pavement to ensure the pavement quality.Uses mechanistic-empirical analysis applicable to most of pavement structures.Excellent repeatability and stability.
As FWD Falling weight deflectometer overlay for measurements has become a hot topic in the field of road in the world to measure dynamic deflection of road surface and calculate the rebound modulus of road surface, FWD(falling weight deflectometer) become a popular inspection machine for testing the deflection of pavement to ensure the pavement quality.Uses mechanistic-empirical analysis applicable to most of pavement structures.Excellent repeatability and stability.
1. Easy to operate, and fully-automatic
2.“One-Key Operation” The whole testing task can be completed by one single person with pressing just one key on laptop.
3. Multi-functional and Professional
4. Strong and durable trailer base plate.
5. Operation Options: Manual/ Automatic
6. Inertia Braking
7. Working status of load plate can be monitored on the screen.
8. Synchronized turn/break/back light and head warning light with the tractor
9. Equipped with laptop for wireless data transmission
10. GPS location and temperature measurement
11. Auto capture of deflection value and load value.
12. Continuous outdoor working.
13. Storage Battery Charging: charging by electric generator on the tractor.
14. Double Locking System: Hydraulic/ Mechanical
15. Inertia Braking
16. Synchronized turn/break/back light and head warning light with the tractor
17. Emergency System: Lift the load plate when system breaks down.
18. Operation Options: Manual/ Automatic
19. Working status of load plate can be monitored on the screen.
1. Easy to operate, and fully-automatic
2.“One-Key Operation” The whole testing task can be completed by one single person with pressing just one key on laptop.
3. Multi-functional and Professional
4. Strong and durable trailer base plate.
5. Operation Options: Manual/ Automatic
6. Inertia Braking
7. Working status of load plate can be monitored on the screen.
8. Synchronized turn/break/back light and head warning light with the tractor
9. Equipped with laptop for wireless data transmission
10. GPS location and temperature measurement
11. Auto capture of deflection value and load value.
12. Continuous outdoor working.
13. Storage Battery Charging: charging by electric generator on the tractor.
14. Double Locking System: Hydraulic/ Mechanical
15. Inertia Braking
16. Synchronized turn/break/back light and head warning light with the tractor
17. Emergency System: Lift the load plate when system breaks down.
18. Operation Options: Manual/ Automatic
19. Working status of load plate can be monitored on the screen.
Hammer weight: | 450KG |
Moving speed: | 0~120km/hour |
Testing speed per point: | 25~30s |
Deflection type: | Magnet electric speed sensor |
Deflection sensor quantity: | 1~9pcs selectable (standard configure is 9pcs) |
Deflection range: | ±2500um |
Deflection accuracy: | 2% |
Deflection repeatability: | 1% |
Loading force: | 12~150KN (can extend to 250KN) |
Loading pulse shape | essentially half-sine |
Loading repeatability: | 2% |
Loading resolution | 0.1KN , 1Kpa |
Temp. Measuring range: | -50℃ ~ 100℃ |
Temp. Resolution: | 0.1℃ |
Temp. Accuracy | 0.50% |
DMI sensor type: | pulse coder |
DMI sensor quantity: | 1pc |
GPS locating: | horizontal within ±2meter |
Hammer weight: | 450KG |
Moving speed: | 0~120km/hour |
Testing speed per point: | 25~30s |
Deflection type: | Magnet electric speed sensor |
Deflection sensor quantity: | 1~9pcs selectable (standard configure is 9pcs) |
Deflection range: | ±2500um |
Deflection accuracy: | 2% |
Deflection repeatability: | 1% |
Loading force: | 12~150KN (can extend to 250KN) |
Loading pulse shape | essentially half-sine |
Loading repeatability: | 2% |
Loading resolution | 0.1KN , 1Kpa |
Temp. Measuring range: | -50℃ ~ 100℃ |
Temp. Resolution: | 0.1℃ |
Temp. Accuracy | 0.50% |
DMI sensor type: | pulse coder |
DMI sensor quantity: | 1pc |
GPS locating: | horizontal within ±2meter |
