Automatic Falling Weight Deflectometer (FWD)

Trailer type & Single point / multi point

Feature

1. Easy to operate

2.“One-Key Operation” The whole testing task can be completed

by one single person with pressing just one key on laptop.

3.Full Automatic

4. Multi-functional and Professional

5. Strong and durable trailer base plate.

6. Equipped with laptop for wireless data transmission

7. GPS location and temperature measurement

8. Auto capture of deflection value and load value.

9. Continuous outdoor working.

10. Storage Battery Charging: charging by electric generator on the tractor

11. Double Locking System: Hydraulic/ Mechanical

12.Emergency System: Lift the load plate when system

breaks down.

13. Operation Options: Manual/ Automatic

14.Working status of load plate can be monitored on the

screen.

15. Inertia Braking

16.Synchronized turn/break/back light and head warning light with

the tractor

Main specifications

Hammer weight	450Kg
Moving speed	0~120km/hour
Testing speed per point	25~30s
Deflection type	magnetoelectic speed sensor
Deflection sensor q’ty	1~7pcs selectable (standard packing list is 7pcs)
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	0.5%
DMI sensor type	pulse coder
DMI sensor q’ty	1pc
GPS locating	horizontal within ±2meter

Business Field

Pavement inspection Portable Trailer-mounted FWD(falling weight deflectometer)

Product Features