Abtus ABT4640 사용 설명서 - 페이지 9
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4.5
Measuring Super Elevation
1
To measure super elevation press the white button at the left end of the
gauge, a measurement will appear on the screen above the white button
(see Figure )
2
After pressing the white button, the sensor requires approximately 10
seconds to stabilise. In order to save battery power, the screen will
automatically switch off after 50 seconds.
3
A positive SE reading is when the right rail is higher than the left.
4.6
Measuring REFOS
1.
Secure laser unit to REFOS bracket (see Figure 3).
2.
Use the spirit level on the laser unit to ensure it is level before taking the
measurement
Figure 7
4640-1 IMP Issue 03