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RunJie RJ941 Surface roughness meter Specifications

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RUNJIE RJ941 Surface Roughness Tester

Brand:RunJie

Model:RJ941

Name:Surface roughness meter

DetailsContact
Specifications
Measurement range -Z axis (vertical) 160μm
Measurement range -X axis (horizontal) 17.5mm
Resolution -Z axis (vertical) 0.01μm/±20μm;0.02μm/±40μm;0.04μm/±80μm
Measurement Items - Parameters Ra Rz==Ry(JIS) Rq Rt==Rmax Rp Rv R3z R3y  Rz(JIS) Rs Rsk Rku Rsm Rmr
Measurement Items - Standard ISO,ANSI,DIN,JIS
Measurement Items - Graphics Linear dispersion,
filter RC,PC-RC,Gauss,D-P
Sampling length 0.25,0.8,2.5mm
Evaluation length (ln) Ln= lr×n n=1~5
Sensors - Measurement principles Displacement Differential Inductance
Sensors - Stylus Natural diamond, 90 cone angle, 5 μm tip radius
Sensors - Force Measurement <4mN
Sensors - Guide Carbide, coasting direction radius 40mm
Sensors - Coasting Speed lr=0.25, Vt=0.135mm/s; lr=0.8, Vt=0. 5mm/s; lr=2. 5, Vt=1mm/s;
Error of indication Not more than +/- 10%
Indication variability Not more than 6%
Power Built-in lithium-ion rechargeable battery, charged with DC5V, 800mA charger
Dimensions 141×55×40mm
Weight Approx. 400g
Operating Environment Temperature: - 20 ℃~ 40 ℃; Humidity: < 90% RH
Storage and transportation environment Temperature: - 40 ℃~ 60 ℃; Humidity: < 90% RH
Display range Ra Rq:0.005μm ~ 16μm
Display range Rz; R3z ; Ry ;   Rt;  Rp; Rm 0.02μm ~ 160μm
Display range -Sk 0 ~ 100%
Display range -S; Sm 1mm
Display range -tp 0 ~ 100%
Packing list
After-sales instructions

None

[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/34800/Specification.html , which is only used by users who purchase commodities from the NBCHAO.