KairDa NDT120 Roughness Gauge DATASHEET
| Brand | KairDa | Model | NDT120 |
|---|---|---|---|
| From | China | Name | Roughness Gauge |
Specifications
| Display | digital display |
| Measurement parameters | Ra、Rz=Ry(JIS)、Rq、Rt=Rmax、Rp、Rv、R3z、R3y、RzJIS、Rs、Rsk、Rku、Rsm、Rmr |
| Measuring range | Ra: 0.005µm ~ 16.00µm |
| resolution | 0.001µm |
| Error of indication | ≤±7% |
| Indication of variability | <6% |
| Sampling length | 0.25mm | 0.8mm | 2.5mm (automatic) |
| Evaluation length | 1L~ 5L (optional, L is the sampling length) |
| Stroke length | 3L~ 7L (optional, L is the sampling length) |
| Sensors - Angle | 90° |
| Stroke length | 17.5mm / 0.71 inch |
| filter | RCPC-RCGAUSSD-P |
| Measurement profile | Roughness, waviness, original contour |
| data storage | Store 100 original data sources and waveforms |
| Data Interface | USB |
| Power | Built-in lithium-ion rechargeable battery, length 5cm, width 3.3cm, Film thickness 0.4cm |
| Dimensions | 141*55*40mm |
| Product Weight | 400g |
| Operating Conditions | Temperature: -20 ℃~ 60 ℃ Relative Humidity: < 90% no vibration around, no corrosive medium |
| display | 128 × 64 OLED dot matrix display |
| Display range | Ra, Rq: 0.005 um ~ 16 um ☹ Rz, Rv, R3z, Rt, Rp, R3z,: 0.02 um ~ 160 umRsm, Rs: 1mm ☹ Rmr: 0 ~ 100% ☹ Rsk: 0 ~ 100% |
| range | ±20um，±40um，±80um |
| Minimum drive stroke length | 1.3mm / 0.052 inch |
| Optional accessories | Surface Sensors, Small Hole Sensors, Groove Sensors, Deep Groove Sensors, Extension Rod, Micro Printer, KA620 measurement platform |
Packing list
host x1, calibrated block x1, standard sample block bracket x1, simple bracket x1, charger x1, data cable x1, screwdriver x1, manual x1, certificate x1, warranty card x1, instrument special box x1
After-sales instructions
Warranty days: 730 days
1. After the instrument confirms the receipt, it will be replaced free of charge within 3 months if there is a quality problem under the normal operating conditions of the "Instruction Manual";
2、Warranty period2years (except consumables, probes, sensors, cables)；
3. After-sales service is provided by the original factory;
4. Free maintenance during the warranty period, and long-term technical support outside the warranty period.
[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/1280/Specification.html , which is only used by users who purchase commodities from the NBCHAO.
Created on : 2025/12/17