Atec Surftest-SJ-411 User Manual
Surftest sj-410, Series 178 — portable surface roughness tester, Specifications
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Surftest SJ-410
SERIES 178 — Portable Surface Roughness Tester
possible with this series. Equipped with 46
roughness parameters that conform to the
latest ISO, DIN, ANSI, and JIS standards.
a drive unit provide superior high-accuracy
measurement in its class.
Detector
Measuring range: 800µm
Resolution: 0.000125µm (at 8µm range)
Drive unit
Straightness/traverse length
SJ-411: 0.3µm/25mm
SJ-412: 0.5µm/50mm
compensation function provide efficient
evaluation of cylinder surface roughness.
can be measured by using the skidless
measurement function.
5.7-inch color graphic LCD touch-panel
provides superior readability and operability.
The LCD also includes a backlight for
improved visibility in dark environments.
and easy-to-understand operability.
optional RS-232C or USB cable.
roughness profiles.
which can be freely switched.
the four types of measurement: step, level
change, area and coordinate difference.
protected, which prevents unintended
operations and allows you to protect your
settings.
a column stand significantly increase the
operability.
Surftest SJ-411
SJ-412 drive unit
SJ-411 drive unit
Skidless measurement
SPECIFICATIONS
Model No.
SJ-411
SJ-411
SJ-412
SJ-412
Order No.
(inch/mm)
178-581-01A
178-581-02A
178-583-01A
178-583-02A
Detector measuring force
0.75mN
4mN
0.75mN
4mN
Evaluation range
25mm
25mm
50mm
50mm
Stylus tip
Tip angle
60º
90º
60º
90º
Tip radius
2µm
5µm
2µm
5µm
Technical Data
X axis (drive unit)
Measuring range:
1"(25mm)(SJ-411), 2"(50mm) (SJ-412)
Measuring speed:
.002, .004, .008, .02, .04"/s
(0.05, 0.1, 0.5, 1.0mm/s)
Return speed:
.02, .04, .08"/s (0.5, 1.0, 2.0mm/s)
Traversing direction: Backward
Traverse linearity:
12 µin / 1"(0.3µm/25mm) (SJ-411),
20 µin / 2"(0.5µm/50mm) (SJ-412)
Positioning:
±1.5° (tilting), 10mm (up/down)
Detector
Range / resolution: 800µm / 0.0125µm, 80µm / 0.00125µm,
8µm / 0.000125µm (up to 2400µm with
an optional stylus)
Measurement method: Skidless / skidded
Measuring force: 0.75mN or 4mN
Stylus tip:
Diamond, 60º / 2µmR
(90º / 5µmR)
Skid radius of curvature: 40mm
Type:
Differential inductance
Power supply:
Via AC adapter / rechargeable battery
Battery life:
Max. app. 1000 measurements (w/o printing)
Recharge time:
4 hours Data output Via USB interface /
RS-232C interface / SPC output
Storage:Internal memory: Measurement condition (10 sets)
Memory card (Option): 500 measurement conditions,
10000 measured profiles, 500 display images, Text file
(Measurement conditions / Measured profile / Assessed
profile / Bearing area curve / Amplitude distribution curve),
500 statistical data, etc.
Dimensions (W x D x H)
Display unit:
10.8x4.3x7.8"(275x109 x198mm)
Height-tilt adjustment unit: 5.16x2.48x3.9"(131x63x99mm)
Drive unit:
5.04x1.41x1.83"(128x36x47mm)(SJ-411),
6.1x1.41x1.83"(155x36x47mm) (SJ-412)
Mass Control unit: Approx. 3.75lb(1.7kg)
Height-tilt adjustment unit: Approx. .9lb(0.4kg)
Drive unit:
1.3lb(0.6kg) (SJ-411), 1.5lb(0.7kg)(SJ-412)
Evaluation Capability
Applicable standards: JIS’82, JIS’94, JIS’01, ISO’97, ANSI, VDA, Free
Assessed profiles:
P (primary profile), R (roughness profile),
DF (DF profile), W (filtered waviness profile),
roughness motif, waviness motif
Evaluation parameters: Ra, Rq, Rz, Ry, Rp, Rv, Rt, R3z, Rsk, Rku,
Rc, RPc, RSm, Rmax(VDA, ANSI), Rz1max(ISO’97), S, HSC,
RzJIS(JIS’01), Rppi, R∆a, R∆q, Rlr, Rmr, Rmr(c), Rδc, Rk, Rpk, Rvk,
Mr1, Mr2, A1, A2, Vo, λq, Lo, Rpm, tp(ANSI), Htp(ANSI), R, Rx,
AR, W, AW, Wx, Wte
Analysis graphs:
Bearing Area Curve (BAC),
Amplitude Distribution Curve (ADC)
Digital filter
2CR, PC75, Gaussian
Cutoff length
λ
c: .003, .01, .03, .1, .3"
(0.08, 0.25, 0.8, 2.5, 8mm)
λ
s: 100, 320, 1000µin
(2.5, 8, 25µm )(Availability of switching
depends of the selected standard.)
Sampling length:
0.08, 0.25, 0.8, 2.5, 8, 25*mm; or
arbitrary length in range 0.1 to 25mm
(0.1 to 50mm: SJ-412) in 0.01mm
increments
Number of sampling lengths: 1, 2, 3, ~20 (limited by traverse range)
Printer:
Thermal type
Printing width:
48mm (paper width: 58mm)
Recording magnification
Vertical magnification: 10X to 100,000X, Auto
Horizontal magnification: 1X to 1,000X, Auto
Function
Customize:
Selection of display/evaluation parameter
Data compensation: R-surface, Tilt compensation
Ruler function:
Step, level change, area and coordinate
difference
D.A.T. function:
Helps to level workpiece prior to skidless
measurement Displacement detection mode
enables the stylus displacement to be
input while the drive unit is stopped.
Statistical processing: Max. value, Min. value, Mean value,
Standard deviation (s), Pass ratio, Histogram
GO/NG judgement:
Maximum value rule, 16% rule, average
value rule, standard deviation (1σ, 2σ, 3σ)
Calibration:
Auto-calibration with the entry of numerical
value /Average calibration with multiple
measurement (Max.12 times) is available.
Power saving function: Auto-sleep-function, Auto light-off of
Backlight by ECO mode.
* Only for SJ-412
FEATURES
US-1002