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ENGLISH

IMPORTANT SAFETY INSTRUCTIONS

Do not use the product before you have studied 

the Safety instructions and the User Manual.

Laser Classifi cation

WARNING:

It is a Class 2 laser product in accordance 

with EN 60825-1:2007.

Labeling

We have supplied you with an adhesive label in your language 

and now request that you please apply this in place of the 

English text on the specifi cation plate before fi rst 

commissioning the machine.

447701 01

XXXXXX MJJJJ

WARNING: 

Avoid direct eye exposure. The laser beam can cause fl ash 

blindness.
Do not stare into the laser beam or direct it towards other 

people unnecessarily.
Don't dazzle other individuals.

WARNING:

Do not operate the tool around children or allow children to 

operate the tool.

The refl ective surface could refl ect the beam back at the 

operator or other persons. 
Keep extremities in a safe distance from the moving parts.
Carry out periodic test measurements. Particularly before, 

during and after important measurements.
Watch out for erroneous measurements if the product is 

defective or if it has been dropped or has been misused or 

modifi ed.

WARNING: 

Use of controls, adjustments, or the performance 

of procedures other than those specifi ed in the manual may 

result in hazardous radiation exposure.
The laser distance measurer has limits of use. (Refer to the 

“Technical data” section). Attempts to measure outside the 

maximum and minimum range will cause inaccuracy. Use in 

adverse conditions including too hot, too cold, very bright 

sunlight, rain, snow, fog, or other vision restricting conditions 

will result in inaccurate readings.
When the laser distance measurer is brought into a warm 

environment from very cold conditions, or vice versa, allow it to 

come to the surrounding temperature before use. 
Always store the laser distance measurer indoors, avoid 

exposing the tool to shock, continuous vibration or extreme 

temperatures.
Always keep the tool away from dust, liquids and high humidity. 

These may damage internal components or affect accuracy.
Do not use aggressive cleaning agents or solutions. Use only a 

clean, soft cloth for cleaning.
Avoid heavy impact to or dropping of the measuring tool. The 

accuracy of the tool should be checked before use if it has 

been dropped or subjected to other mechanical stresses.
Any repair required on this laser product should be performed 

only by authorised service personnel. 
Do not operate the product in explosion hazardous areas or in 

aggressive environments.
Only use chargers recommended by the manufacturer to 

charge the batteries.

Flat batteries must not be disposed of with household 

waste. Care for the environment and take them to the 

collection points provided in accordance with national or 

local regulations. The product must not be disposed with 

household waste. Dispose of the product appropriately in 

accordance with the national regulations in force in your 

country. Adhere to the national and country specifi c regulations. 

Please contact your local authority or your dealer for how to 

dispose of batteries properly.

European Conformity Mark

CONTENTS

Important safety instructions ...................................................1
Specifi ed Conditions of Use ...................................................2
Error Code Table ....................................................................2
Overview.................................................................................3
Change batteries ....................................................................4
Corner Pin ..............................................................................4
Belt Clip ..................................................................................4
Function Switch, Measuring Reference, Pythagoras..............5
Single Distance Measuring .....................................................6
Permanent / Minimum-Maximum Measuring ..........................7
Add / Subtract Measuring .......................................................8
Area Measuring ......................................................................9
Volume Measuring ................................................................10
Indirect Measuring (Pythagoras 1) .......................................11
Indirect Measuring (Pythagoras 2) .......................................12
Indirect Measuring (Pythagoras 3) .......................................13
Wall  Area  Measuring (Scenario 1) ......................................14
Wall  Area  Measuring (Scenario 2) ......................................15
Timer ....................................................................................16
Memory .................................................................................16
Basic Description on example of Area measuring (1)...........17
Basic Description on example of Area measuring (2)...........18

Summary of Contents for LDM50

Page 1: ...before use Always store the laser distance measurer indoors avoid exposing the tool to shock continuous vibration or extreme temperatures Always keep the tool away from dust liquids and high humidity...

Page 2: ...s Operating Temperature Range 10 C to 50 C Storage Temperature Range 25 C to 70 C Weight without Battery 80 g SPECIFIED CONDITIONS OF USE The laser distance measurer can be used for measuring distance...

Page 3: ...oras 1 push 1x Pythagoras 2 push 2x Pythagoras 3 push 3x MEMORY Timer 3 15 sec push 1x Memory 1 20 push 1x 2 sec Read memory push repeated CHANGE POINT OF MEASURE Front Back Standard automatical Corne...

Page 4: ...4 1 2 3 1 3 2 2x AAA click ENGLISH ENGLISH CHANGE BATTERIES CORNER PIN Change batteries when battery symbol is ashing BELT CLIP...

Page 5: ...5 90 90 90 ENGLISH FUNCTION SWITCH MEASURING REFERENCE PYTHAGORAS Area Starting Point of Measure Pythagoras 1 Front Back Standard automatical Corner Pin Pythagoras 2 Pythagoras 3 Volume Wall Distance...

Page 6: ...6 0 1 2 3 4 5 1 3 5 ENGLISH SINGLE DISTANCE MEASURING...

Page 7: ...7 0 1 2 3 4 2 sec Stop MIN MAX MIN MAX MAX 2 sec 90 2 ENGLISH PERMANENT MINIMUM MAXIMUM MEASURING...

Page 8: ...8 0 1 2 3 1 3 1 000 m 1x 2x ENGLISH ADD SUBTRACT MEASURING...

Page 9: ...9 1 2 1 x 0 1 2 ENGLISH AREA MEASURING...

Page 10: ...10 1 3 2 2 x 0 1 2 3 ENGLISH VOLUME MEASURING...

Page 11: ...11 0 1 2 2 1 90 1 x ENGLISH INDIRECT MEASURING PYTHAGORAS 1...

Page 12: ...12 0 1 2 3 2 x 90 1 3 2 ENGLISH INDIRECT MEASURING PYTHAGORAS 2...

Page 13: ...13 1 2 3 4 1 2 3 90 3 x ENGLISH INDIRECT MEASURING PYTHAGORAS 3...

Page 14: ...14 0 1 2 3 3 x 4 5 1 2 3 4 5 ENGLISH WALL AREA MEASURING SCENARIO 1...

Page 15: ...15 0 1 2 3 4 x 4 5 3 4 5 1 2 ENGLISH WALL AREA MEASURING SCENARIO 2...

Page 16: ...button Push button The seconds are counted down until the measurement starts At 0 the measurement starts The measured values are stored continuously and automatically in memory The stored values can b...

Page 17: ...Level the device and push button Lasericon ashes ashing green illustrated Icon is displayed Icon appears Measured parameter ashes ashing green illustrated Measured value appears brie y in the main li...

Page 18: ...repaeted 7 Exit memory Push button 8 Switch off Push button 2 sec Memory must be exited before Stored values appears in the main line Associated icon appears and measured parameter ashes ashing green...

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