Features  

LCD display of 128×64 matrix with back-light, showing all functions and parameters. 

Converts to all common hardness scales (HV, HB, HRC, HRB, HRA, HS). 

English displaying and easy and convenient menu operation.

Powerful PC Software available and USB 2.0 interface.

7 types of Impact Device optional, which need not to be recalibrated when changing them.

Memory of 600 groups data(impact times:32~1).

Lower limit setting and sound alarm.

Material of “cast steel” is added; HB values can be read out directly when D/DC impact device is used to measure “cast steel” work piece.

Printer be separated from main unit and copies of testing results can be printed as required.

In-built Smart Li lon rechargeable battery while USB connected and charging controlling circuit.

Inbuilt function of Software Calibration.

Two ways of switching off by key and automatically

Specifications 

Hardness scale              HL, HB, HRB, HRC, HRA, HV, HS

Memory                   48~600 groups (impact times: 32~1)

Measuring range            HLD(170~960)See below table 1 and table 2

Accuracy               ±6HLD (760±30HLD) error of displayed value

6HLD (760±30HLD) repeatability of displayed value

Standard Impact Device      D

Optional Impact Devices     DC/D+15/G/C/DL

Max. Workpiece Hardness    996HV(For Impact Devices D/DC/DL/D+15/C)

646HB(For Impact Device G)

Min. Radius of Workpiece (convex/concave)   Rmin = 50mm (with special support ring Rmin= 10mm)

Min. Workpiece weight        2~5kg on stable support

0.05~2kg with compact coupling

Min. Workpiece thickness     5mm (Impact Devices D/DC/DL/D+15)

1mm (Impact Device C)

10mm (Impact Device G)

Min. thickness of hardened surface  0.8mm

Power                       Rechargeable Li lon battery 3.7V/600mA, 4 years life time

Continuous Working time       approx. 100 h (no back light off)

Charging time                2-3.5 h

Operating temperature          0~40°C

Relative humidity             ≤90%

Overall dimensions            152×84×34mm (main unit)

Weight                      0.3kg (main unit)