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There are 6 units for selection

Self-Calibration

This function can keep the precision of the device.
Instruction: Power off, Long press button       , and 

then press        , release the button         till "CAL" 

and a figure under it display on the screen. User can 

adjust the figure with button      and      according to 

the accuracy of the meter. Adjusting range: -9 to 9mm.

length

area

volume

Reference Point

Press      key to change the reference point. There 

are four reference points: top, screw, bottom and 

the end piece.

Содержание DM-120

Страница 1: ...User s Manual hand held laser distance meter...

Страница 2: ......

Страница 3: ...body with the laser it is not allowed take the laser to shoot any objects surface with strong reflecting Due to electromagnetic radiation interference to other equipment and devices please don t use t...

Страница 4: ...tery door Only 1 5 V AAA alkaline battery is applied to the meter If not used for a long time please take out the battery to avoid battery corrosion to meter body Battery Installation and Replacement...

Страница 5: ...off the Instrument Under off status press button device and laser get starting simultaneously and stand by for measurement Under on status long press button for 3 seconds to turn the device off The d...

Страница 6: ...n and then press release the button till CAL and a figure under it display on the screen User can adjust the figure with button and according to the accuracy of the meter Adjusting range 9 to 9mm leng...

Страница 7: ...n the measured results displayed in the major display area Continuous Measurement Present result displays in major display area Short press botton to exit continuous measuring mode Press button shows...

Страница 8: ...the length of one leg b Device calculates the length of another leg x Volume Measurement Press button twice to enter volume measurement mode A will shows on the top of screen Please follow the below...

Страница 9: ...e length of one leg c Device calculates the length of the leg in full line x 3 Press three times till the one hypotenuse of blinking on the screen Press measure the length of one side a Press measure...

Страница 10: ...ce can be used for length addition and subtraction Press shows in the major display area entering cumulation mode Value of last measurement and the result of cumulation will be showed on the screen Pr...

Страница 11: ...king out mode User can get instructions by sound and icon Press a second number shows in the screen as below picture User can press or to adjust the time The max is 60s min is 3s Press to turn on the...

Страница 12: ...lete the Record Tips You may get some warning information as below Info message Cause Solution Received signal is too weak Chose the surface with stronger reflectance Use the reflecting plate Received...

Страница 13: ...ythagoras Measuring Length Area Volume Addition Subtraction MAX MIN Value Skating Out Delay Measurement Self Calibration Back Piece Bubble Laser Backlight class II Laser Type 620 680 nm 1 mW Record 10...

Страница 14: ...l and dry place Please keep the device surface cleaning Wet soft cloth is applied to clean dust but erosion liquid is never allowed to use for the meter maintenance Laser output window and its focus l...

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