Kapro KAPROMETER K4 370 User manual

KAPROMETER K4
LASER DISTANCE MEASURER
Model No. 370
User Manual
2AA
230'/70m

2
Thank you for purchasing the Kapro Laser Distance Measurer.
You are now the owner of one of our Innovative range of
state-of-the-art tools. These tools incorporate new laser
technology, enabling the professional user and the serious
D.I.Y. enthusiast to quickly achieve accurate results.
NOTE
Keep this user manual for future reference.
2AA
230'/70m INCLUDED

3
Contents
• Features 4
• SafetyInstructions 5
• BatteryInstallation 6
• Overview 7
• Display 8
• Specications 9
• Operation 10
• Activation 10
Distance Measuring 10
Dynamic (Continuous) Measuring 12
Area Measurement 13
Volume Measurement 14
Indirect Measurement 15
Measuring Reference Point 15
Laser Pointer 15
Backlight 15
Tripod Mount 15
• Settings 16
Settings Menu 16
Memory 16
Unit of Measurement 17
Stud Layout Setting 18
• Maintenance 18
• Warranty 20

4
FEATURES
• Indoormeasuringdistanceofupto70m(230')
• Outdoormeasuringdistanceofupto10m(39')
• MeasurestheshortestdistancetotargetwithDynamic
(continuous) measuring
• BacklitLCDdisplay
• Measuresareaandvolume
• IndirectmeasuringusingPythagoreantheorem
• Choiceof3referencepoints
• Advancedmemoryfunction
• Impact-resistantrubber
• Tripod-ready1/4"thread
• Accuracy:1.5mm/70m(0.00492126')
NOTE
Donotremoveordefacewarninglabelsfrom
this product
Standard Accessories
• KaprometerK4device
• Carryingcase
• Handstrap
• AAbatteriesx2
• UserManual

5
SAFETY INSTRUCTIONS
WARNING
This product is a class II laser.
•Theuseofprotectiveeyewearisrecommended
•Seriouseyeinjurycanresultfromlookingdirectlyintothebeam
 orbyprojectingthebeamintotheeyesofothers.
• Alwayspositionthelasersothatitdoesnotcauseanyoneto 
stare directly into the beam.
• Donotoperatethelaserdistancemeasurernearchildrenorlet
children operate the laser measurer.
• Donotlookintoalaserbeamusingmagnifyingopticalequipment,
such as binoculars or telescope, as this will increase the level of
 eyeinjury.
• Donottaketheunitapart
• Donotdropthelasermeasurer
• Donotusesolventstocleanthelasermeasurer
•
Donotuseattemperaturesbelow-5°C(23°F)orabove40°C(104"F)
• Do not store at temperatures below -20°C (-4°F) or above 60° (140°F)
• Donotuseinwetorveryhumidenvironments.
• Donotuseincombustibleenvironmentssuchasinthepresenceof
 ammableliquids,gasesordust.
• Whennotinuse,turnoffthepower,removethebatteriesandstore
in a dry place.

6
BATTERY INSTALLATION
• The370LaserDistanceMeasurerispoweredby2AAbatteries.
• Batterystatusisindicatedbyaniconontheinitialscreen.
• Iftheiconisdisplayedcontinuously,thereareapprox.1,000
measurements left.
• Iftheiconisashing,thebatteryislow.
• Thebatteryislocatedatthebackofthedevice.Openthecoverand
replace when necessary.

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OVERVIEW
A. LCD Display
B.Measure/DynamicMeasuring
C. Add
D.Area & Volume Measuring
Functions
E.Backlight/Timer
F. Subtract
G.PowerSwitch/Clear
H.IndirectMeasurement
I. MeasuringReferencePoint/ 
Settings Menu
J. Tripod Thread
K. Battery Cover
L.BeltHolder
M.Laser Reception
N.LaserProjection
J
K
L
M N
A
B
C
D
E
F
G
H
I

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DISPLAY
1. Laser Indicator
2. Indirect Measuring
Single Pythagoras
Sum of two Pythagoras
Difference of two Pythagoras
3. Measuring Function
Area
Volume
4. Measuring Reference Point
5. Add and Subtract
6.MaximumDisplay
7. Minimum Display
8. Stud Layout Indicator
9.Mainscreendisplay
a. Measuring Timer
b. Memory Measurement Count
c. Battery Status
d. Unit of Measurement
a
b
c
d

9
SPECIFICATIONS
Measuring Range 0.5m - 70m
Resolution 0.001m
Accuracy ±1.5mm/70m(0.00492126)
Measurement Speed 0.5 seconds
Laser ClassII,650nm,<1mW
Battery AAbatteriesx2
Battery Life Up to 10,000 measurements
Dimensions 120mmx55mmx32mm
OperatingTemperature -5°C(23°F)to40°C(104"F)
Storage Temperature -20°C (-4°F) to 60°C (140°F)
Auto-off:Laser 30 seconds
Auto-off:Unit 180 seconds
Beam size 25mm@30m

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Activation
• PressPowerSwitch . All icons appear on the main
screen for 2 seconds. After 2 seconds, the standby
screen appears and the laser beam is activated.
DistanceMeasuring
To measure a distance:
• Aimattargetandpress
MEAS . The measured distance appears on the main screen.
To change the units of measurement see Settings.
Standby Screen Measurement Done Adding Measure
mentsץ
Tocalculatethesumoftwomeasurements:
1.Takeyourrstmeasurement.
2. Press to save the measurement.
3. Take a second measurement and press again.
The sum of the two measurements appears on the screen.
Subtracting Measurements
OPERATION

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Tosubtractameasurementfromanother:
1.Takeyourrstmeasurement.
2. Press to save the measurement.
3. Take a second measurement and press again.
The difference of the two measurements appears on the screen.
Dynamic(Continuous)Measuring
Toactivatecontinuousmeasuring:
1. Press and hold MEAS to
change from normal to Dynamic
Measuring.
The laser beam is activated and
begins taking measurements every
few seconds.
 Themaximumandminimumvaluesarerecordedanddisplayed.
2. To pause Dynamic Measuring, press and hold MEAS .
To return to normal mode, press

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Measurement Timer
To set the measurement timer:
1. Press to set the countdown to measurement timer.
Press X to set the measurement timer interval.
You can set the timer between 3 and 15 seconds.
2. Set the laser in the position you want to measure
from and press to start the timer. A beep is sounded when the
measurement has been taken.
Area Measurement
To measure an area:
1. Press once to select area measurement and activate laser beam.
2. Follow the instructions on the main screen to measure width
and length. Area measurement appears on the screen.

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Volume Measurement
Tomeasurethevolumeofanarea:
1. Press twice to select volume measurement and activate laser
beam.
2. Follow the instructions on the screen to measure width,
length and height.
Volume measurement appears on the screen.

14
Indirect Measurement
The Kaprometer K4 370 uses the Pythagorean Theorem (a2+b2=c2) to
measure height indirectly.
To take an indirect measurement:
1. Press to select the type of indirect measurement and activate
laser beam.
2. Follow the instructions on the main screen to measure the length of
“a” and the length of “c”.
3.Heightmeasurement(b)appearsonthescreen.
Second

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MeasuringReferencePoint
Theproducthasthreereferencepointsinrelationtotheunit:rear,
middle (tripod thread) and front. By default, the reference point is set at
the rear.
• Tochangethereferencepoint,press .
Eachreferencepointchangesinthefollowingsequence:
front-middle-rear.
Backlight
To activate and de-activate backlight,
press and hold .
Tripod Mount
Youcanmountthe370toatripodusingthe1/4"threadslocatedonthe
back of the unit.
Tripod Thread

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SettingsMenu
ToopentheSettingsmenu:
1. Press and hold for 2 seconds.
2. Select from the following menu items by pressing :
 •F1–Memory
 •F2–UnitofMeasurement
 •F3–StudLayoutSetting
 •F4–LaserPointerMode
Memory
The Kaprometer K4’s memory holds
up to 20 measurements.
You can display the measurements
on the screen from the Settings menu
F1. Scroll through the measurements using the and buttons.
The type of measurement displayed is indicated by the icon at the top of
the screen .
SETTINGS
Unit of Measurement
You can change the unit of measurement from the Set-
tings menu F2.
Scroll through the unit of measurement options using
the and buttons.

17
Indicator for unit of measurement
Meter Feet Inch 0’0”1/32 inch R
Length m ft in 0’0”1/32 in R
Area m² ft² ft² ft² ft² Sf/R²
Volume m³ ft³ ft³ ft³ ft³ m³

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StudLayoutSetting
Youcandeneasetmeasurementtousewhendoing
equidistant layouts.
Forexample,ifyouneedtolayoutstudsat24cmapart,
youcandenethisdistancefromtheSettingsmenuF3.
Onceyouhavedenedthedistance:
1. Select the Dynamic Measuring mode.
2. Position the laser at the beginning of your layout line.
3.Fromthestartingpoint,movethelaseralongastraightline.Whenyou
 getclosetothedeneddistance,thelaserdisplaysarrowstohelp
 youndtheexactpointandbeepswhenyouarealigned.
Laser Pointer Mode
You can activate the laser pointer from the Settings
menu F4.
Press or to turn the laser on and off.
Maintenance
• Cleantheaperturelensandthe
Kapro Laser Distance Measurer body using a clean soft cloth only. Do
not use solvents.
• Ifthelasermeasurerisexposedtowater,dryitbeforestoring.
• Removethebatteryifthelasermeasurerwillbeunusedforalong
period of time.

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Error Codes
Code Description Solution
Err01 Outofmeasuringrange Select a target within the
measuring range
Err02 Reectedsignalistoo
weak
Select a different target surface
Err03 Outofdisplayrange
(maxvalue:99999)e.g.
the result of the area
or volume is out of the
display range
Divide the measurement span
into sections and add the results
Err04 Indirect measurement
calculation error
Verify that the measurements
were taken correctly
Err05 Low battery Install a new battery
Err06 Outoftheworking
temperature range
Measure in an environment
which is within the laser’s
operation temperature range
Err07 Ambient light is too
strong
Shadow the target area

20
Warranty
This product is covered by a two-year limited warranty against defects
in materials and workmanship. It does not cover products that are used
improperly, altered, or repaired.
Please register this warranty at www.kapro.com or return the enclosed
warranty card.
Kapro Industries Ltd. Kapro Tools Inc.
Kadarim20117,Israel 195EnterpriseDrive
Tel:+972.4.698.6204 LakeMills,Wl53551,USA
Fax:+972.4.698.7228 Tel:1.800.4LEVELS
E-mail:[email protected]Website:www.kapro.com
In the event of a problem with the laser product you have purchased,
please return the product to the place of purchase with proof of
purchase.
Model no. 370
Serial number sticker is positioned on battery cover.
©2013 Kapro Industries Ltd.