Applications
Zone20 H
| 19
5.3
Manual Grades
Entering Grades step-
by-step
To restore previous grade, press and hold the Grade button for 1.5 seconds.
6.
Adjust the height of the receiver on the rod until the on-grade (centre-line) position is indicated
on the receiver by:
•
the centre bar
•
the green flashing LED
•
a solid audio tone
7.
Set the rod with the attached receiver on top of the excavation or concrete pour to check for
correct elevation.
8.
Variances can be read in precise measurements with the digital receiver.
•
7a: Position is too high.
•
7b: Position is too low.
•
7c: Position is on grade.
Step
Description
Step
Description
1.
Set up the Zone20 H on a tripod.
2.
Set up the tripod at the base of the slope with the x-axis pointing in the direction of the slope.
3.
Turn on the Zone20 H.
4.
Press the Grade button.
5.
Press the Up or Down button to enter grade for the x-axis (single slope).
Press the Grade button to enter grade for the y-axis. Press the Grade button again to exit grade
entry mode.
6.
Once grade is entered, the Zone20 H will begin to adjust to grade.
Do not disturb the Zone20 H during this process.
1x
7
8
b
a
4
011255_001
5
6
1 + 2
3
X
α
α
Summary of Contents for ZONE20 H
Page 1: ...GeoMax Zone20 H User Manual Version 1 0 English ...
Page 29: ......
