Products
High precision hardness tester THL280 PLUS
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).
Easy and convenient menu operation.
Powerful PC Software available and USB 2.0 interface & with the USB Protective Membrane.
Features
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).
Easy and convenient menu operation.
Powerful PC Software available and USB 2.0 interface & with the USB Protective Membrane.
7 types of Impact Device optional, which don’t need to be recalibrated when changing them.
Memory of 600 groups data（impact times:32～1）.
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 can be separated from the main unit and copies of testing results can be printed as required.
AA battery can easy change and transport.
Inbuilt function of Software Calibration.
Specifications
| Hardness scale HL, HB, HRB, HRC, HRA, HV, HS |
| Memory 48～600 groups （impact times: 32～1） |
| Measuring range HLD（170～960）See below table 1 and table 2 |
| Accuracy ±4HLD (760±30HLD) error of displayed value |
| 4HLD (760±30HLD) repeatability of displayed value |
| 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 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 battery |
| Continuous Working time approx. 100 h (no back light off) |
| Charging time 2-3.5 h |
| Operating temperature 0~40℃ |
| Relative humidity ≤90% |
| Overall dimensions 125*67*31mm (main unit) |
| Weight 0.3kg (main unit) |
Datapro for Hardness tester THL280 PLUS
Standard Configuration
| Seq | Name | Qty | Remark |
| 1 | Main Unit | 1 | Standard configuration |
| 2 | Impact Device Type D | 1 | Standard configuration |
| 3 | Test Block Type D | 1 | Standard configuration |
| 4 | Cleaning Brush | 1 | Standard configuration |
| 5 | Supporting Ring | 1 | Standard configuration |
| 6 | Communication Cable | 1 | Standard configuration |
| 7 | Manual | 1 | Standard configuration |
| 8 | Carrying Case | 1 | Standard configuration |
| 9 | DataPro Software(USB) | 1 | Standard configuration |
| 10 | Battery Case Tool | 1 | Standard configuration |
| 11 | Mini-printer | 1 | Optional configuration |
