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8 Key Technical Parameters
Name
Content
Measure range Z-axis (vertical)
320μm(Ra=80μm)
X-axis (horizontal)
17.5mm
Resolution
Z-axis (vertical)
0. 01μm/±20μm
0. 02μm/±40μm
0. 04μm/±80μm
0. 08μm/±160μm
Items
Parameters
Ra, Rq, Rz, Rt, Rp, Rv, RS, RSm, Rz(JIS), Ry(JIS), RSk, R3z, Rmax, Rpc, Rmr, Rku,
RΔa, RΔq, Rδc, Ry;
Rk, Rpk, Rvk, Mr1, Mr2, A1, A2, V0;
Standard
ISO,ANSI,DIN,JIS
Graphics
Roughness profile, support curve, direct profile
Filter
RC,PC-RC, Gauss, D-P
Sampling length (lr)
0.25, 0.8, 2.5mm
Evaluation length (ln)
Ln= l
r×n n=1~5
Pickup
Measuring principle Displacement differential inductor
Stylus
Natural diamond, 90
°
cone angle, 5μm tip radius
Force
<4mN
Guide
Ruby, sliding direction radius 40mm
Sliding speed
lr=0.25, Vt=0.15mm/s
lr=0.8, Vt=0. 5mm/s
lr=2. 5, Vt=1mm/s
Return Vt=1mm/s
Value error
Not more than ±10%
Value fluctuation
Not more than 6%
Power
Built-in lithium polymer rechargeable battery, 8.4V, 800mA charger
Dimension
112×50×47mm
Weight
Approx 360g
8.1 Standard code and name
Code
Name
ISO 4287
International standard
DIN 4768
German standard
JIS B601
Japan industrial standard
ANSI B46.1
U.S. standard
8.2 Roughness parameters range
Parameters
Range
Ra Rq
0.005μm ~ 16μm
Rz R3z Ry Rt Rp Rm
0.02μm ~ 160μm
Sk
0 ~ 100%
S Sm
1mm
tp
0 ~ 100%
9 References
9.1 Terms
This instrument carries out calculation of parameters based on the filtering profile and the direct profile, in line with
GB/T 3505-2000 Geometrical Product Specifications (GPS)--Surface texture: Profile method--Terms, definitions
and surface texture parameters.
