11
4. PRODUCT OUTLINE
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Instrument height mark
The height of the instrument is as follows:
• 196mm (from tribrach mounting surface to this mark)
"Instrument height" is input when setting instrument station data and is the height from the
surveying point (where the instrument is mounted) to this mark.
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Laser-pointer function
A target can be sighted with a red laser beam in dark locations without the use of the telescope.
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Guide light
Setting-out measurement etc. can be carried out effectively using the guide light. The guide light
is composed of a light that is divided into green and red sections. A poleman can ascertain the
present position by checking the guide light color.
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Guide light status
C
"13.2 Using the Guide Light in Distance Measurement", "16.1 Using the Guide Light in
Light status
Meaning
Slow flashing (Red and green
simultaneously)
Waiting
Search error (error screen only)
Fast flashing (Red and green
simultaneously)
Searching in progress
Measuring (continuous measurement)
Returned signal checking in progress
Auto Tracking in progress (Auto Tracking option only)
Auto Tracking in predicted direction (Auto Tracking option
only)
Green and red alternate
flashing
Distance measurement error (no signal, sighting error)
"Prism wait"
green red
Guide light
(When seen from the objective lens side
while the instrument is in the Face 1 state)