Holdwell YHT-400 Portable Rebound Aluminum Shell Leeb Hardness Tester YHT400 Printer

Technical Specifications:
Hardness scale: HL, HB, HRB, HRC, HRA, HV, HS
Measuring range:HLD (170-960)，HRC (17.9-69.5),HB (19-683)，HV (80-1042)，HS (30.6-102.6)，HRA(59.1-88)，HRB (13.5-101.7)
Display LCD: 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
Standard Impact Device: D
Optional Impact Devices: DC, D+15, G, C, DL
Battery pack: 6V NI-MH
Battery charger: 9V/500mA
Continuous Working time approx.: 200 h (with back light, No Printing)
Communication interface: USB2.0
Operating temperature: -10℃~40℃
Humidity: ≤90%

Features:
Large screen(128×64 dot matrix LCD), showing all functions and parameters.
Support "forged steel (Steel)" material, when using the D/DC impact device test "forged" sample, can read HB value directly, without the need for manual checking table.
Seven impact devices are available for special application. Automatically identify the type of impact devices.
Large capacity memory could store 600 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.
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. Charge circuit integrated inside the instrument. Continuous working period of no less than 200 hours (EL off and no printing).
Auto power off to save energy.
Industrialized housing design, sturdy, compact, portable, high reliability, suitable for harsh operating environment, vibration, shock and electromagnetic interference.