9
4.6
Measuring Cant/ Super Elevation & Track Gauge
1.
The Cant / SE and Track Gauge are measured automatically when an OHL stagger
measurement is made following the instructions in Section 4.4. The measurements will
appear on the screen of the DLLHS gauge.
A positive SE reading is when the right rail is higher than the left.
4.7
Measuring REFOS
1.
Secure the REFOS laser unit supplied with the DLLHS carefully to the spigot on either
side of the gauge foot. The laser unit is powered by the DLLHS batteries. (See Figure 3).
2.
Use the spirit level on the laser unit to ensure it is level after placing the gauge in a position
to take the reading.
3.
Press the ‘
R
’ button on the gauge once to turn on the REFOS laser. Ensure the laser is
positioned correctly and then press the ‘
R
’ button again to take the reading. The reading
will appear on the built-in screen of the DLLHS gauge.
Hold the button for at least 1 second to turn off the DLLHS gauge.
Figure 8 – REFOS laser unit
