1
1 General description
1.1 Features
Color display (320
×
240 TFT) with adjustable backlight
Converts to all common hardness scales (HV ,HB,HRC,HRB,HRA,HS), and
real time display HL value.
Probe plug and test. Support hot plug, the probe can be set
automatically and automatic recognition function.
Built in high capacity rechargeable lithium battery and charging control
circuit.
Continuous working period of no less than 150 hours.
Instrument with automatic sleep, automatic shutdown and other power
saving features.
Menu operating, the operation is easy and convenient.
With USB interface can be convenient, fast data exchange and
parameter settings.
Equipped with 7 types of impact devices which need not to be
recalibrated when changing them, the system can identify the type of
impact device automatically.
Max 500 groups
（
impact times:32
～
1
）
of data can be stored at internal
non volatile data storage.
Upper and lower limit of hardness can be preset; When the tested value
exceeds the limits, alarm will send out automatically to make convenient
for the requirements of batch measurements.
Test values software calibration function.
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.
Thermal printer integrated, convenient for in field printing.
Software of PC can be installed according to the requirements of user,
the function will be more powerful to satisfy the more strict demands of
quality control and management.
1.2 Main Application and Testing Range
1.2.1 Main Application
The assembled machinery and permanently installed parts
Die cavity of molds
Heavy work piece
Failure analysis of pressure vessel, steam turbo-generator set and other
equipment
