Specifications
| Impact device | D type |
| Display | LCD, 128 × 64 graphic dot matrix liquid crystal |
| Hardness system | HL/HB/HRC/HRB/HRA/HV/HS |
| Data storage | Maximum 500 groups |
| Power Supply | 2 AA (No. 5) ordinary alkaline batteries |
| meet the standard | "Leeb hardness Tester technical conditions" JB/T 9378-2001 |
| Operating temperature | -10~55℃ |
| Storage temperature | -20~+75℃ |
| Allowable Relative Humidity | ≤90% |
| Measurement range | 170~960HLD |
| Measurement direction | 360 ° (vertical down, diagonal down, horizontal, diagonal up, vertical up) |
| Measurement material | Steel and cast steel, alloy tool steel, stainless steel, gray cast iron, ductile cast iron, cast aluminum alloy, copper zinc, alloy (brass), copper tin alloy (bronze), pure copper, forged steel |
| Power Supply | 2 × 1.5V ordinary alkaline battery |
| Working time | About 120 hours (when the backlight is not turned on) |
| Error of indication | <6HLD(HLD=760±30);<10HLD(HLD=530±40) |
| Indication Repeatability | <6HLD(HLD=760±30);<10HLD(HLD=530±40) |
| Dimensions | 148*75*32mm |
| Weight | About 0.6kg |
Packing list
host X1, manual X1, warranty card X1, certificate X1
After-sales instructions
Warranty days: 365 days
[Note] For after-sales services outside the Chinese mainland, if the instrument requires repair, the shipping and possible associated taxes shall be borne by the sender. Generation address of the manual: http://en.nbchao.com/p/30001/Specification.html , which is only used by users who purchase commodities from the NBCHAO.