THL280 Durómetro

Características técnicas

  • 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 don’t need to be recalibrated when changing them.
  • Memory of 600 groups dataimpact times:321.
  • 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

HARDNESS SCALE

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

MEMORY

48600 groups impact times: 321

MEASURING RANGE

HLD170960See below table 1 and table 2

ACCURACY

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

BALANCE

Manual: 14 internal balance loads; 2.2µH, 5.0µH, 6.0µH, 6.5µH, 7.0µH, 7.5µH,
8.2µH, 12µH, 15µH, 18µH, 22µH, 30µH, 47µH, 82µH
Automatic: Optimised balance load selection

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

AA Size 1.5V

CONTINUOUS WORKING TIME

approx. 100 h (no back light off)

OPERATING TEMPERATURE

0~40℃

RELATIVE HUMIDITY

≤90%

OVERALL DIMENSIONS

152×84×34mm (main unit)

WEIGHT

0.3kg (main unit)

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