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Display (LS-70A/70B)
The warning signal *1 and *2 will function only if RT-5SW Alert Signal function [COM] is
active. See “Function Mode” section earlier in this manual.
Alarm detection at the LS-70 can be canceled by turning off the LS-70, then turning it
back on while pressing the buzzer sound switch.
High precision mode
Normal precision mode
RT-5SW Height Alert warning
*1
When the Alert Signal function [COM] is active
on the RT-5SW, the sensor will signal if the laser
has been disturbed so the height of the
instrument can be checked.
The buzzer will sound for about five seconds
and the height alert warning symbol will flash
until the sensor detects normal beam rotation
from the laser. To obtain normal beam rotation,
the RT-5SW must be turned off then back on.
Then check that beam height has not changed.
RT-5SW battery warning
*2
When the Alert Signal function [COM] is active
on the RT-5SW, the sensor will signal if the
battery of the RT-5SW is low. The laser low
battery warning symbol will flash on the LS-70
display. No audio signal is generated for this
warning.
Higher than datum position
Move the sensor down, The arrow will become shorter
as the datum position is approached (see next page for
specific information).
Audio signal: High- pitch, frequent beep.
Datum position
(Audio signal: Continuous beep sound)
Lower than datum position
Move the sensor up. The arrow will become shorter as
the datum position is approached. (see next page for
specific information).
Audio signal: Low- pitch, frequent beep.
Battery remaining display
Indicates the battery remaining of LS-70A/70B
as follows.
Battery is sufficient.
The power is low, but laser is still usable.
Dead battery. Replace the 9v alkaline battery
as instructed on next page.
