a.
First sight the center of the target prism,
press [MSR1]/ [MSR2] (can omit if not
take a distance measurement), press
[ANG] to enter into Angle menu, and
then press [4] to enter F1/F2 function.
※1)
b.
Program displays according to the
current horizontal circle. If the horizontal
circle is on F2, program displays “Turn to
F1”, whereas displays “Turn to F2”. Here
take “Turn to F1”as example.
c.
Rotate the alidade, and use the
horizontal clamp screw and horizontal
tangent to sight the same target. Press
[ENT], program will calculate the
observation value of F1/F2. ※2)
Sight the same
target
[ENT]
d.
If you are satisfied with the result, press
[OK], and otherwise press [Abrt]. Screen
returns to BMS.
※1)To measure the target, after collimating to the prism center, press [MSR1] or [MSR2].
※2) If you have already taken a distance measurement to the target, you can initiate F1/F2 averaging by flipping
the telescope to the other face.
3.5.5 Hold
This seccion explains how to hold the horizontal angle reading.
To hold the horizontal angle to the current value, press [5] or select Hold in the Angle menu.
To set the horizontal angle to the displayed value, press [ENT].
To cancel the process and return to the basic measurement screen, press [ESC].
a.
Press [ANG] to enter into Angle menu.