Description:
The Portable Surface Roughness Tester Gauge SDR990 is a high precision surface finish tester that can measure the surface roughness of a variety of machined parts, including plane, bevel, outer cylinder, curved surface, small hole, groove and axle
Main Features:
●Mechatronics design, small size, light weight, easy to use;
●DSP chip for control and data processing, fast speed, low power consumption;
●Compatible with ISO, DIN, ANSI, JIS national standards;
●Continuous working time greater than 20 hours
●Large capacity data storage, can store 100 groups of original data and waveforms.
●Real-time clock setting and display, convenient data recording and storage.
●With automatic sleep, automatic shutdown and other power saving functions
●Reliable anti-motor dead circuit and software design
●Display measurement information, menu prompt information, error information and switch on and off a variety of prompt information;
●Chinese/English language selection;
●Can connect computer and printer; Print all parameters or any parameters set by the user.
●Bluetooth function is optional.
●Optional accessories such as curved surface sensor, small hole sensor, measuring platform, sensor sheath, length bar and so on
Technical Parameter:
Measuring Range | Ra:0.005~16.00μm |
Range Ability | ±20μm, ±40μm, ±80μm |
Sampling Length | 0.25, 0.80, 2.50, automatic |
Indicating Accuracy | 0.001μm |
Rating Length | 1L-5L |
Measuring Stroke Length | 3L-7L |
Maximum Drive Travel Length | 17.5mm / 0.71 inch |
Minimum Drive Travel Length | 1.3mm / 0.052 inch |
Error of indication | ±7% indicates value variability < 6% tip Angle 90° |
Battery | Built-in lithium-ion rechargeable battery |
Data Storage | 100 sets data |
Phase measuring profilometry | Roughness, waviness, original profile filter RC,PC-RC,Gauss,D-P |
Size | 141mmx55mmx40mm |
Weight of Host | About 400g |
Data Interface | USB |
Work Environment | -20℃~40℃ , Humidity: < 90% RH |
Storage environment | -40℃~60℃ , Humidity: < 90% RH |
Measuring Parameters | Ra,Rz=Ry(JS),Rq,Rt=Rmax,Rp,Rv,R3z,R3y, RzJS,Rs,Rsk,Rku,Rsm,Rmr |
Indication Range | Ra,Rq:0.005~16μm; Rz,Rv,R3z,Rt,Rp,R3z:0.02~160μm Rsm, Rs:1mm; Rmr:0~100%; Rsk:0~100% |