MarTest Test Indicators
MarTest 800 SRM Test Indicator
| Order no. | Product type | Measuring range mm | Graduation value mm | Type of dial face | Range per rev. in mm | Span of error fe (µm) | Total span of error fges (µm) | Hysteresis fu (µm) | Partial measuring range ft (µm) | Repeatability fw (µm) | Standard | Measuring force | Scale diameter | Dial color |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4308150 |
800 SM
|
± 0.1
|
0.002 mm
|
100-0-100
|
0.2 mm
|
3 µm
|
4 µm
|
2 µm
|
2 µm
|
1.5 µm
|
DIN 2270
|
0.15 N
|
27.5 mm
|
Yellow
|
| 4308200 |
800 SGM
|
± 0.1
|
0.002 mm
|
100-0-100
|
0.2 mm
|
3 µm
|
4 µm
|
2 µm
|
2 µm
|
1.5 µm
|
DIN 2270
|
0.15 N
|
38 mm
|
Yellow
|
| 4308205 |
800 SGM-R
|
± 0.1
|
0.002 mm
|
100-0-100
|
0.2 mm
|
3 µm
|
4 µm
|
2 µm
|
2 µm
|
1.5 µm
|
DIN 2270
|
0.15 N
|
38 mm
|
Yellow
|
| 4308250 |
800 SRM
|
± 0.2
|
0.002 mm
|
100-0-100
|
0.2 mm
|
3 µm
|
5 µm
|
3 µm
|
2 µm
|
1.5 µm
|
Factory standard
|
0.15 N
|
38 mm
|
Yellow
|
- - 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
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