Accurate Stability Surface Roughness Tester , Handheld Roughness Measure Instrument

Surface Roughness Tester

SADT SR200 

Specifications
SR200 surfaces roughness measure instrument is suitable for shop floor use and mobile measure to need of a small handheld instrument, it operation simple, function overall, measure fast, accuracy stability, take convenience. The SR200 is capable of evaluating surface textures with a variety of parameters according to various national standards and international standard. The measurement
results are displayed digital/graphically on the LCD, and output to the printer.

Key features:
15 parameters: Ra, Rq, Rz, R t, Rp, Rv, RS, RSm, Rz (JIS), Ry( JIS) , RSk, R3z, Rmax, RPc, Rmr;
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,
Can store 15 sets of measurements results,
128×64 dot matrix LCD displays all parameters and graphs,
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 have high capacity, without memory
effect. Consecutive work time is longer than 20 hours,
Design of mechanical and electrical integration is adopted to achieve small bulk, light weight
and easy usage,
Can be connected to printer to print all parameters and graphs,
Built-in standard RS232 interface enables communication with PC,
Automatic switch off, memory and various prompt instructions,
Optional printer, analysis software and measurement platform.

Measuring range:
Z Axis (Vertical) 160μm
X Axis (Horizontal) 17.5mm
Resolution Z Axis (Vertical)
0.01μm/±20μm
0.02μm/±40μm
0.04μm/±80μm
Measurement item:
Parameters Ra, Rq, Rz, Rt, Rp, Rv, RS, RSm, Rz(JIS), Ry(JIS) , RSk, R3z, Rmax, Rpc, Rmr,
Standards ISO, ANSI, DIN, JIS
Graphic Roughness profile, Material ratio curve, Direct profile
Filter RC, PC-RC, Gauss, D-P
Sampling length (lr) 0.25,0.8,2.5mm
Assessment length (ln) Ln= lr×n n=1-5
Probe
principle Differential inductance
Stylus Natural Diamond, 90° cone angle, 5μm tip radius
Force <4mN
Skid Ruby, Longitudinal radius 40mm
Traversing speed
lr=0.25, Vt=0.135mm/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 8.4V, 800mA
Dimension 119×47×65mm (L×W×H
Weight approximately 380g