MarTest 800 SGM

Test Indicator

FEATURES
For high-precision measurements
• High-contrast dial face, sealed with O-ring
• Mineral glass viewing panel for best protection:
- against cracking, scratching or damage caused by hot shavings
- optimum resistance to solvents
• Matt chrome-plated protective casing with three integrated dovetail guide rails
• Shockproof measuring mechanism
• Anti-magnetic model
• Automatic adjustment to the contacting direction ensuring infallible readings
• Ball bearing mounted double lever
• Friction clutch overload protection
• Package contains: case, instruction manual, spanner for changing the styli, stylus dia. ø 2 mm, mounting shaft 800a8

Application:
• Measurement of concentricity, alignment, parallelism and flatness
• Centering of bores and shafts
• Parallel or perpendicular alignment of work pieces

TECHNICAL DATA
Measuring range                       ± 0.1mm
Graduation value                      0.002 mm
Measuring surface                   carbide
Scale diameter                            38 mm
Type of dial face                         100–0–100
Dial color                                       Yellow
Measuring force                        0.15 N
Range per rev.                             0.2 mm
Deviation range f_e                    3  µm
Total deviation range f_ges      4 µm
Hysteresis f_u                                2 µm
Partial measuring span f_t      2 µm
Repeatability f_w                         1.5 µm
Standard                                        DIN 2270

a     40.5 mm
b
c     13.6 mm
d     17.8 mm
e     75 mm
f     99 mm
Measuring anvil length     14.5 mm