Features
- USB Interface can be connected to a micro printer or computer
- Simple keys of rubber button are not easy to fall off and the operation is convenient
- Battery compartment design with large capacity, long endurance
- HD backlight screen of dark environment easy measurement
Technical Specification
| Hardness scale | HL, HB, HRB, HRC, HRA, HV, HS |
| Memory | 48 groups to 600 groups (impact times: 32 to 1) |
| Measuring range | 170 HLD to 960 HLD |
| Accuracy | ±6 HLD (760 ±30 HLD) error of displayed value |
| Standard Impact Device | D |
| Optional Impact Devices | DC / D+15 / G / C / DL |
| Min. Radius of Workpiece | R min = 2 in / 50 mm (with special support ring R min= 0.4 in /10 mm) |
| Min. Workpiece weight | 4.4 lb to 11 lb (2 kg to 5 kg) on stable support/0.1 lb to 4.4 lb (50 g to 2 kg) with compact coupling |
| Min. Workpiece thickness | 0.2 in (5 mm) (Impact Devices D/DC/DL/D+15)/0.04 in (1mm) (Impact Device C)/0.4 in (10 mm) (Impact Device G) |
| Min. thickness of hardened surface | 0.03 in (0.8 mm) |
| Power | Normal AA Battery |
| Continuous Working time | approx.100 h (no back light off) |
| Operating temperature | 32 °F to 104 °F (0 ℃ to 40 ℃) |
| Relative humidity | <90% |
| Overall dimensions | 4.9 in x 2.6 in x 1.2 in (125 mm x 67 mm x 31 mm) |
| Weight | 0.7 lb (300 g) |
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