HT-225W- digital display concrete test hammer with real time voice function , quick and easy determination of the strength of concrete hardness of constructions materials. The instrument is popularly used for quality Inspection Company making supervisory monitoring, random monitoring ,on-the-spot testing, and also used for sampling and laboratory center. no need to manual calculation. Machine automatically compute and show result.

1).integrated structure design; No need to connect any wiring; Convenient to carry; 

2).The test hammer adopt LCD display screen. English interface and friendly operation, The voice function auto-report value and improve test efficiency.

3).Test hammer adopt to Non-contact metal reflection grating sensor avoiding physical deterioration and poor contact defect. It improves accuracy and use time. Meanwhile, maintain the mechanical pointer scale.  

4).Large data storage capacity. Max up to 200 standard components.

5).The test hammer set Internal uniform curve. Customer can add up to 20 test curves.

6).Measuring area parameters can record on-the-spot and automatic compute component results.

7).Adopting USB interface, free of driver installation; able to upload and download test data and update test curves.

8).Calendar and clock function can automatic record each component testing date and time.

9).Advanced low power consumption power management function can install screen backlight, voice volume, auto Sleep, auto power shut off to improve battery life.

Parameter:

Test range: 10~60Mpa

Standard impact energy: 2.207J±0.1J（0.225Kgf.m)

Spring stiffness：785N/M

Length of rebound hammer: 75±0.3mm

average rebound hammer on steel anvil Rm:80±2

Screen：16bit true color，176*220resolution，5 classes of back light choose

Storage：255*100*16=408000 test points， customer can add up to 20 test curves

Power source：Built-in rechargeable Lithium battery.

Power consumption：largest back light≈100mA

Connect interface：USB2.0