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    Thank you very much for all your help regarding the SADT Concrete Hammer and hardness tester which are working well and we are very pleased with it.
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Phone Number : 010-82600228

Accurate Stability Surface Roughness Tester , Handheld Roughness Measure Instrument

Place of Origin Made in China
Brand Name SADT
Certification ISO9001 SGS
Model Number SR210
Minimum Order Quantity 1
Price USD900-1500/Pcs
Packaging Details Standard package
Delivery Time within 7 days after receipt of advanced payment
Payment Terms T/T in advance
Supply Ability 50pcs/week

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Product Details
Filter RC, PC-RC, Gauss, D-P Parameters Ra, Rq, Rz, Rt
Standards ISO, ANSI, DIN, JIS Dimension 112×50×47mm (L×W×H)
Weight Approximately 360g Assessment Length (ln) Ln= Lr×n N=1~5
Accuracy Less Than Or Equal To ±10% Repeatability Less Than Or Equal To 6%
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Product Description

Accurate Stability Surface Roughness Tester , Handheld Roughness Measure Instrument
SR210 / SR220 portable surfaces roughness tester is a small handheld instrument with big LCD, high accuracy and various parameters. It can be used in the laboratory, inspection area or wherever on-site surface roughness testing is required.
Key features:

320μm wide range high accuracy inductance probe;
Four filtering methods of RC, PC-RC, GAUSS and D-P;
Compatible with four standards of ISO, DIN, ANSI and JIS;
DSP chip is used to control and process data with high speed and low power consumption;
Built-in lithium ion chargeable battery and control circuit;
Design of mechanical and electrical integration is adopted to achieve small bulk, light weight and easy usage;

Model SR210SR220
Measuring range
Z Axis (Vertical)320μm (Ra=80μm)
X Axis (Horizontal)17.5mm
ResolutionZ Axis (Vertical)0.01μm/±20μm
Measurement itemParametersRa, Rq, Rz, Rt

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;

StandardsISO, ANSI, DIN, JIS

Roughness profile, Material ratio curve,
Direct profile

FilterRC, PC-RC, Gauss, D-P
Sampling length (lr)0.25 / 0.8 / 2.5mm
Assessment length (ln)Ln= lr×n n=1~5
ProbeprincipleDifferential inductance
StylusNatural Diamond, 90°cone angle, 5μm tip radius
SkidRuby, Longitudinal radius 40mm
Traversing speedlr=0.25, Vt=0.15mm/s
lr=0.8, Vt=0. 5mm/s
lr=2. 5, Vt=1mm/s
Return Vt=1mm/s
Accuracy Less than or equal to ±10%
Repeatability Less than or equal to 6%
Power supply Built-in Lithium ion
battery, AC adapter 5V,1000mA
Built-in Lithium ion battery, AC adapter 8.4V, 800mA
Dimension 112×50×47mm (L×W×H)
Weight approximately 360g