General LM30 Instruction Manual

INSTRUCTION MANUAL

LM30 30m Laser Distance Measurer

Please read this instruction manual before operating this
product. Please store this instruction manual in the carry
case for future reference.

CAUTION: Class 2 Laser Product

Do not stare directly into the laser beam from apertures.
Keep out of reach of children.
Due to the electromagnetic radiation interference to other
equipment and devices please do not use the laser distance
measurer in an airplane or around medical equipment.

Do not use in a ammable, explosive environment.

Discarded batteries or devices should not be processed with
household garbage. Please follow related laws
and regulations.

Do not disassemble the instrument or attempt to perform
any internal servicing as this will void your warranty. No user
serviceable parts included.

Only approved and authorised service technicians can carry
out warranty repairs.

SAFETY

CONTROL PANEL

Power on / read

Menu / function select

Clear / back / power off

LCD DISPLAY ICONS

Full battery Single distance measurement

Area measurement

Volume measurement

Single pythagorean
measurement

Double pythagorean
measurement

Empty battery

Measurement taken
from top of unit

Measurement taken
from bottom of unit

Laser light on

HistoryAddition

Subtraction

USING YOUR DISTANCE MEASURER

POWER SUPPLY

‣ The General LM30 is supplied with two AAA alkaline batteries

‣ To replace batteries remove the battery door at the back

of the device. Place batteries according to polarity and
replace battery door.

‣ For infrequent use please take out the battery to avoid
corrosion to the body of the device.

OPERATION

‣ To turn the unit on press the power on / read button.

‣ To turn the unit off press and hold the clear / back / power off

button for two seconds.

‣ The unit will shut o automatically after 5 minutes without use.

Unit setting

‣ Press the menu button 8 times to enter unit settings.

‣ Press the power on / read button to cycle through the optional

units: m, ft, in, ft & in.

‣ Press the clear / back / power off button to exit unit settings.

Measurement reference point

‣ Press and hold the menu button to enter setup mode.

‣ The measurement taken from top of unit and measurement

taken from top of unit icon will flash alternately. Release the
menu button to select.

‣ After powering off the unit will default back to measurement
taken from bottom.

View history

‣ Press the menu button to view history.

‣ When the history icon appears press the power on / read

button. The previous 20 measurement will be displayed on
the screen.

‣ Press the clear / back / power off button to exit history.

MEASUREMENT

Single Measurement

‣ Hold the unit and point towards the measurement target.
Press the power on / read button. The laser will be emitted.

‣ Re-press the power on / read button to take the measurement.
Results will be shown on the display screen.

‣ The laser will turn off automatically after 20 seconds of inactivity.

Continuous Measurement

‣ Press and hold the power on / read button for 3 seconds. The
laser will be emitted with result shown on the display screen.

‣ Move the unit until the required distance is displayed.

‣ Press the clear / back / power off button to exit continuous

measurement mode.

Area Measurement

‣ Press the menu button four times to enter area measurement
mode. A rectangle will appear on the display screen with one
edge flashing.

‣ Press the power on / read button to take the first measurement
(length).

‣ Press the power on / read button to take the second
measurement (width).

‣ The area will be calculated automatically with results shown
on the display screen.

‣ Press the clear / back / power off button to clear data. Press
and hold the clear / back / power off button to exit area mode.

Volume Measurement

‣ Press the menu button five times to enter volume measurement
mode. A cube will appear on the display screen with one
edge flashing.

‣ Press the power on / read button to take the first measurement
(length).

‣ Press the power on / read button to take the second
measurement (width).

‣ Press the power on / read button to take the third measurement
(height).

‣ The volume will be calculated automatically with results shown
on the display screen.

‣ Press the clear / back / power off button to clear data. Press
and hold the clear / back / power off button to exit volume mode.

Single Pythagorean measurement

The single pythagorean mode calculates indirect measurements
when an obstacle prevents direct measurement. To achieve
accurate results the distances must be at a right angle.

‣ Press the menu button six times to enter single pythagorean
measurement mode. A triangle will appear on the display screen
with one edge flashing.

‣ Press the power on / read button to take the first measurement
from point A (A-B).

‣ Press the power on / read button to take the second
measurement (A-C). This measurement must be taken from the
same point as A-B.

‣ The distance will be calculated automatically (B-C) with results
shown on the display screen.

‣ Press the clear / back / power off button to clear data. Press
and hold the clear / back / power off button to exit single
pythagorean mode.

B

C A

Adding measurements

‣ Press the menu button two times to enter addition mode.
A plus icon will appear on the display screen.

‣ Press the power on / read button to take the first measurement.

‣ Press the power on / read button to take the second

measurement. The values will be added automatically with
results shown on the display screen.

‣ Press the clear / back / power off button to exit addition mode.

Subtracting measurements

‣ Press the menu button three times to enter subtraction mode.
A minus icon will appear on the display screen.

‣ Press the power on / read button to take the first measurement.

‣ Press the power on / read button to take the second

measurement. The values will be subtracted automatically with
results shown on the display screen.

‣ Press the clear / back / power off button to exit subtraction mode.

Double Pythagorean measurement

The double pythagorean mode calculates indirect measurements
when the length is higher and lower than the measurement
position. To achieve accurate results the distances must be at a

right angle.

‣ Press the menu button seven times to enter double pythagorean
measurement mode. A double triangle will appear on the display
screen with one edge flashing.

‣ Press the power on / read button to take the first measurement
from point A (A-B).

‣ Press the power on / read button to take the second
measurement (A-D). This measurement must be taken from
the same point as A-B.

‣ Press the power on / read button to take the third measurement
(A-C). This measurement must be taken from the same point as
A-B and A-D.

‣ The distance will be calculated automatically (B-C) with results
shown on the display screen.

‣ Press the clear / back / power off button to clear data. Press
and hold the clear / back / power off button to exit single
pythagorean mode.

B

C

D

A

CARE AND MAINTENANCE

TROUBLE SHOOTING

‣ Inaccurate measurement results may occur in harsh environments

such as strong sunlight, excessive temperature fluctuations, weak

reflective surfaces or low battery.

‣ Whenever possible, store the instrument in a cool, dry place.

Do not store in high temperatures or strong humidity for long
periods of time.

‣ Remove the batteries before storing the device for long periods
of time without use.

‣ To remove dust clean the instrument with a damp, soft cloth.

WARRANTY

The General LM30 comes with a 3 year manufacturers warranty.

Our goods come with guarantees that cannot be excluded

under the Australian Consumer Law. You are entitled
to a replacement or refund for a major failure and for
compensation for any other reasonably foreseeable loss or
damage. You are also entitled to have the goods repaired or
replaced if the goods fail to be of acceptable quality and the
failure does not amount to a major failure.

Separate to the above Australia Consumer Law, Spot-on
oers a global warranty.

Customer Support

To assist you with any queries or technical questions

please contact the customer support line: 1300 658 338

SPECIFICATIONS

Specications LM30

Product code 70022

Warranty 3 Years

Accuracy ±2mm

Range 0.5 - 30m

Laser class 2 Red

ERR01 Reection

Measure towards an area without reflection interference or
remove the reflecting surface.

ERR02 Out of range

Measurements must be taken within 0.5 - 30m.

ERR03 The target provides poor reection of the laser beam.

Change the target or cover with a piece of white paper.

ERR06 Low battery

Replace the batteries.

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