Topcon LS-80A, LS-80B, LS-80G Instruction Manual
INSTRUCTION MANUAL
Detective precision switch
Two leveling precision options are
available, normal precision and
high precision. By pressing this
switch, the precision options are
switched alternately. Confirm the
precision choice by the indicator.
(Normal precision is set when turning on the power switch.)
Buzzer sound switch
(Quiet/Loud/OFF)
Beam receiving window
Indicator
Also located on the back side
Index
Power switch
Buzzer speaker
Higher than datum position
(Buzzer sound:High frequent beep sound)
Move the sensor downward.
Height alert warning of rotating laser
*1
(Except for LS-80G)
A flash and a buzzer sound signifies
that the height alert function of rotating
laser is operating.
Level sensor can detect the signal of height
alert warning of the rotating laser.
(This function is not usable to the rotating
laser which does not have the height alert
and the function to output alarm signal.)
High precision mode
Normal precision mode
Datum position
(Buzzer sound:Continuous beep sound)
Lower than datum position
(Buzzer sound:Low frequent beep sound)
Move the sensor upward.
Battery remaining display
Indicates the battery remaining of level
sensor as follows.
Rotating laser battery warning
*2
(Except for LS-80G)
A flash shows that the rotating laser
power is low.
The level sensor can detect the rotating laser
battery warning.
(This function is not usable to the rotating laser
which does not have the function to output a larm
signal.)
Note:The warning displays *1 and *2 are the functions that the level sensor detects alarm signal
from the rotating laser.
The level sensor can be canceled the alarm detection from the rotating laser.
To be canceled the detection; Press the power
switch while pressing the buzzer sound switch
when powering on.
Battery is sufficient.
The power is low, but laser
is still usable.
Dead battery.
Replace the dry battery
with new one.
1
2
SPECIFICATIONS
About measuring range, refer to
instruction manual of each rotating laser.
Detective range
50mm (2.0 in)
Detective precision
High precision : ±1mm (±0.04 in)
Normal precision : ±2mm (±0.08 in)
Detective beam indication
Liquid crystal : Both sides (LS-80A/G)
: Front side only (LS-80B)
Buzzer (LS-80A/B/G)
Power source
2×AA size dry cell batteries
*Batteries included in the package are to
confirm the initial operation.Please
replace the batteries provided with new
batteries as soon as possible.
Voltage
DC 3V
The time for auto-cut off
Approx. 30 min.
Waterproof property / dust resistance
JIS protection grade IP66
Operating temperature
–20°C to 50°C (–4°F to +122°F)
Continuous operating time
Alkaline manganese dry batteries
Approx. 120hours
Dimensions
146 (l) × 76 (w) × 26 (h) mm
(5.7 (l) × 2.9 (w) × 1.0 (h) in)
Weight
0.19 kg (0.41 lbs)
(including dry batteries)
Level Sensor
LS-80A/B/G
Thank you for purchasing the TOPCON Level Sensor LS-80A/B/G.
For the best performance of the instruments, please read these
instructions carefully and keep them in a convenient location for
future reference.
HANDLING PRECAUTIONS
Guarding the instrument against shock
When transporting the instrument, provide some protection to minimize risk
of shock. Heavy shock may affect beam accuracy.
DISPLAY FOR SAFE USE
In order to encourage the safe use of products and prevent any danger to
the operator and others or damage to properties, important warnings are
put on the products and inserted in the instruction manuals.
We suggest that everyone understand the meaning of the following displays
and icons before reading the “Safety Cautions” and text.
Display Meaning
WARNING
CAUTION
• Injury refers to hurt, burn, electric shock, etc.
•
Physical damage refers to extensive damage to buildings or equipment and furniture
SAFETY CAUTIONS
Ignoring or disregard of this display may lead to deat h or serious
injury.
Ignoring or disregard of this display may lead to personal injury
or physical damage to the instrument.
NOMENCLATURE
DISPLAY
.
WARNING
1) There is a risk of fire,electric shock or physical harm if you attempt to disassemble or repair the instrument yourself.
This is only to be carried out by TOPCON or an authorized dealer,only!
2) Risk of fire or electric shock.
Do not use a wet battery or charger.
3) Battery can cause explosion or injury.
Do not dispose in fire or heat.
4) The short circuit of a battery can cause a fire.
Do not short circuit battery when storing it.
CAUTION
1) Do not allow skin or clothing to come into contact with acid from the batteries,if this does occur then wash off with copious amounts of water and
seek medical advice.
EXCEPTIONS FROM RESPONSIBILITY
1) The user of this product is expected to follow all operating instructions and
make periodic checks of the product’s performance.
2) The manufacturer,or its representatives, assumes no responsibility for
results of a faulty or intentional usage or misuse including any direct,indirect,consequential damage,and loss of profits.
3) The manufacturer,or its representatives,assumes no responsibility for consequential damage,and loss of profits by any disaster,(an earthquake,
storms, floods etc.).
A fire,accident,or an act of a third party and/or a usage any other usual
conditions.
4)
The manufacturer,or its representatives,a ss u mes no responsibility for any
damage,and loss of profits due to a change of data,loss of data,an interruption
of business etc., caused by using the product or an unusable product
5) The manufacturer,or its representatives,assumes no responsibility for any
damage,and loss of profits caused by usage except for explained in the
user manual.
6) The manufacturer,or its representatives,assumes no responsibility for
damage caused by wrong movement,or action due to connecting with
other products.
AUTO-CUT OFF FUNCTION
The power will be turned off automatically after detecting no laser beam for more than approx. 30
minutes. (To turn on the level sensor, press the power switch again.)
*1, 2 For more information about the warning displays of above *1 and *2, refer to instruc-
tion manual of each rotating laser.
REPLACING BATTERY
1
Keep pushing the battery cover in 1 direction, and then try to
slide the cover in 2 direction.The cover does not move but it
will be open.
2 T ake out the battery and place a new one into the battery box.
3 Press the lid down and click to close.
DETECTIVE RANGE EXAMPLE OPERATIONAL
.
31351 90031
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