Applicable standards：
Standard Test Method for High Strain Dynamic Testing of Deep Foundations ASTM D4945-17
Standard Test Method for Low Strain Impact Integrity Testing of Deep Foundations ASTM D5882-16
Specification：
Number of channels：PDA: four channels, PIT: one channel
Sampling mode：2 accelerometers + 2 strain transducers
Sensor：Piezoelectric accelerometer, Strain transducer
Signal acquisition method：Wired
Sampling interval：PDA:50～500μs adjustable in stages
PIT:5～1000μs continuously adjustable
Frequency bandwidth：Speed channel: 2～12000Hz
Strain channel: 0～12000Hz
Host：
Dimensions：265×200×56 mm
Weight：2.0 kg (including lithium battery)
RSM PDT(D) High Strain Pile Bearing Tester
With fast signal acquisition pace, the 60 hammers/min signal acquisition can be completed and the pile driving monitoring testing can be carried out in real time.