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Portable Hardness Tester MH 320

Last Updated
21 Sep 2021
Minimum Order
1 Unit

Specification of Portable Hardness Tester MH 320

Portable Hardness Tester MH 320

Small volume with light weight, it is convenient for taking. Its outline dimensions are
212mm× 80mm× 32mm.
Large screen( 128× 64 dot matrix LCD) , showing all functions and parameters.
Test at any angle, even upside down.
Wide measuring range. It can measure the hardness of all metallic materials. Direct display
of hardness scales HRB, HRC, HV, HB, HS, HL and three types of strength values
Seven impact devices are available for special application. Automatically identify the type
of impact devices.
Large capacity memory could store 500 groups ( Relative to average times32^ 1 ) information
including single measured value, mean value, testing data, impact direction, impact times,
material and hardness scale etc.
Upper and lower limit can be preset. It will alarm automatically when the result value exceeding
the limit.
Battery information indicates the rest capacity of the battery and the charge status.
User calibration function.
USB port with the PC humanity multi-functions data proceeding software.
Original imported high speed thermal printer support the immediate printing function. It can
save data permanently.
NI-MH rechargeable battery as the power source. With rechargeable battery, charging for
three hours, it can use for two months. Charge circuit integrated inside the instrument.
Continuous working period of no less than 150 hours ( EL off and no printing) .
Auto power off to save energy.
Excellent after-sale service system for high quality products---two years’ guarantee and all
ife maintenance. Easy to buy and comfortable to use.

Main Application
Die cavity of molds
Bearings and other parts
Failure analysis of pressure vessel, steam generator and other equipment
Heavy work piece
The installed machinery and permanently assembled parts
Testing surface of a small hollow space
Material identification in the warehouse of metallic materials
Rapid testing in large range and multi-measuring areas for large-scale work piece

Measuring range HLD170^960 HLD
Measuring direction  360°
Hardness Scale HL HB HRB HRC HRA HV HS
Display dot matrix LCD 128×64 dots
Data memory  500 groups max  relative to impact times 32~1
Printing paper: width is 57.5±0.5 mm, diameter is 30mm
Battery pack: 6V NI-MH
Battery charger: 9V/500mA
Continuous working period about 150 hour  With backlight off, no printing
Communication interface USB1.1
Outline dimensions 212mm×80mm×32mm


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