Sell MH320 Portable Hardness Tester

Description

ADVANTAGES
Small volume with light weight, it is convenient for taking. Its outline dimensions are
**2mm×*0mm×*2mm. 
Large screen(**8×*4 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 
immediately.
Seven impact devices are available for special application. Automatically identify the type 
of impact devices. 
Large capacity memory could store **0 groups (Relative to average times*2^1 ) 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 **0 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.

Measuring range HLD**0^**0 HLD
Measuring direction **0°
Hardness Scale HL HB HRB HRC HRA HV HS
Display dot matrix LCD **8×*4 dots
Data memory **0 groups max relative to impact times *2~1 
Printing paper: width is *7.5±0.5 mm, diameter is *0mm
Battery pack: 6V NI-MH
Battery charger: 9V/**0mA
Continuous working period about **0 hour With backlight off, no printing 
Communication interface USB1.1
Outline dimensions **2mm×*0mm×*2mm

Error and repeatability of displayed value: 
  No. Type of impact device Hardness value of Leeb standard hardness block Erro of displyed value Reapeatability 1 D **0±*0HLD
**0±*0HLD ±6 HLD
±*0 HLD 6HLD
*0HLD 2 DC **0±*0HLD
**0±*0HLD ±6 HLDC
±*0 HLDC 6HLD
*0HLD 3 DL **8±*0HLD
**6±*0HLD ±*2 HLDL *2HLDL 4 D**5 **6±*0HLD
**4±*0HLD ±*2 HLD**5 *2HLD**5