KairDa NDT280+ Leeb Hardness Tester DATASHEET
| Brand | KairDa | Model | NDT280+ |
|---|---|---|---|
| From | China | Name | Leeb Hardness Tester |
Specifications
| Measurement range | HLD (170-960) loyal HRC (30.6-102.6) loyal HRC (17.9-69.5) loyal HB (19-683) loyal HV (80-1042) loyal HRA (59.1-88) loyal HRB (13.5-101.7) |
| Measurement direction | Any (360 °) |
| Applicable materials | 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 |
| Error of indication | +/- 6 HLD for measurement 760 +/- 30HLD; +/- 10 HL for measurement 530 +/- 40HLD |
| DC type probe error | +/- 6 HLDC for measurement 760 +/- 30HLDC; +/- 10 HLDC for measurement 530 +/- 40HLDC |
| DL type probe error | +/- 12 HLDL for measurement 878 +/- 30HLDL; +/- 12 HLDL for measurement 736 +/- 40HLDL |
| D + 15 type probe error | Measurement 766 +/- 30HLD + 15: +/- 12HLD + 15; measurement 544 +/- 40HLD + 15: +/- 12 HLD + 15 |
| G-probe error | +/- 12 HLG for measurement 590 +/- 40HLG; +/- 12 HLG for measurement 500 +/- 40HLG |
| C-type probe error | +/- 12 HLC for measurement 822 +/- 30HLC; +/- 12 HLC for measurement 590 +/- 40HLC |
| Upper and lower limit setting range | (170-960)CAD |
| Indication calibrated | With indication software calibrate function |
| data storage | 600 measurements (Impact 32 to 1) |
| Data Interface | USB 2.0 |
| Working Voltage | 3.7V Li-ion rechargeable battery |
| Charging time | 2.5~ 4.5 hours |
| Continuous Operating Time | About 50 hours (when the backlight is not turned on) |
| Dimensions | 130 * 82 * 29mm (host) |
| Weight | About 0.6kg (host) |
| Battery Capacity | 5V/1000mA |
| Operating temperature | -10℃～＋55℃ |
| Storage temperature | －20℃～＋75℃ |
| Relative Humidity | ≤90％ |
| Miscellaneous Operating Conditions | The surrounding environment has no vibration, no strong magnetic field, no corrosive medium and serious dust |
Packing list
host X1, manual X1, certificate X1, warranty card X1
After-sales instructions
Warranty days: 365 days
1. For product quality problems caused by non-human products of instruments and equipment, the manufacturer will provide free warranty services during the warranty period;
2. There is no warranty period for fragile and consumable parts, and if you find product quality problems after receiving the goods, please apply for return and exchange within 7 days, and you will not wait for the overdue ones;
[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/42168/Specification.html , which is only used by users who purchase commodities from the NBCHAO.
Created on : 2025/12/18