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2.1.2.4
ZERO Setting (absolute) using reversal measurement
After this procedure the instrument indicates the absolute inclination in relation to the centre of the earth
Condition:
Only one channel "A" or "B" active to be set to ZERO at a time. Select Channel „A or B“
Chose correct channel „A“ or „B“
press repeatedly, until the cursor is flashing under SENSOR
confirm selection.
press repeatedly until the required channel, "A" or "B" is displayed, flashing
confirm selection. The Levelmeter 2000 now searches the address of the
instrument connected.
confirm displayed address
Displayed mode changes to ABSOLUTE, respectively to the last set-up mode
Start reversal measurement
press repeatedly until the cursor is flashing under ZERO
confirm (Direction indicator flashing) and the previously stored ZERO offset is
displayed.
place the instrument on the designated position
press HOLD key to register the first measuring value.
The display shows -oooooo- for a few seconds. Then the measured value is
displayed and the cursor under ZERO is flashing again.
Turn the instrument by 180°
press again to register the second measuring value. The display shows -
oooooo- for a few seconds. Then the measured value is displayed and the
direction indicator on the display is flashing.
press ENTER, to accept the correction factor for this reversal measurement
Displayed mode changes to ABSOLUTE
2.1.2.5
Measuring with relative Zero
(1 instrument only)
Select channel „A or B“ see 2.1.2.2
Set instrument to relative ZERO
press repeatedly until the cursor flashes under REL ZERO
confirm. Direction indicator is flashing. The last stored Offset is displayed.
Put the instrument in the designated position.
press HOLD key to register the measured value. The display shows -oooooo-
for about 30 seconds, then the amount of correction is displayed and the
direction indicator flashes again.
confirm
The display is set to Zero and remains in the mode REL ZERO. All measured values are now displayed
in comparison to the relative Zero point set.
