Futech DM3540 User manual

USER
MANUAL
DM3540 DISTANCE METER - 40M
DM3560 DISTANCE METER - 60M
ON
EN ENGLISH
Manual in your
language?
Check the back cover

2
01
03
02
04
06
05
ON
OVERVIEW
A
K
L
M
N
B
C
D
E
F
G H I J
m
x
m
m
MIN
MAX
m88888
88888
88888
88888
KEYPAD
01 Function button
02 Add/subtract button / Unit button
03 Measure / Power ON button
04 Clear / Power OFF button
05 Reference button
06 Battery cover
SCREEN
A Laser ON/OFF
B Reference point at front of device
C Reference point at back of device
D Function indicator
E MAX indicator (continuous measurement)
F MIN indicator (continuous measurement)
G Volume indicator
H Battery indicator
I Emission signal strength
J Signal strength indicator
K Third display line
L Second display line
M First display line
N Main display line

3
SAFETY
Please read the safety instructions is provided in the separate
booklet provided with the device before using.
The improper use of this product may result in dangerous inju-
ries of laser radiation, electric shock and personal injuries.
Do not try to change the performance of the laser device in any
way, as it may result in danger caused by laser exposure. The
laser can only be opened for use.
LASER RADIATION - Class 2 laser product.
Do not stare into beam.
Please store device in a safe location to prevent the use by
unauthorized personnel.
BATTERY
The device can be powered using the two AAA 1,5V alkaline
batteries that are included.
INSTALLING THE BATTERY
·Open the battery cover [06].
·Insert two alkaline AAA batteries of 1,5 Volt (ensure to align
the correct polarity).
·Close the battery cover [06].
NOTE
When the battery level is low, the battery indicator [H] ashes
5 times. Replace the batteries as described above.
FIRST TIME USAGE
Remove all protection foils.
USE
·Turn on the device: press the Measure/Power ON button [03].
The laser will be activated and the device is ready to use.
·Turn off the device: hold the Clear/Power OFF button [04].
NOTE
The device will automatically shut down when no operations
are preformed within 45 seconds.
SELECT REFERENCE POINT
The standard reference point is set at the back of the device [C],
thus including it’s length in the measurement.You can change
the reference point by pressing the reference button [05].
·Press the reference button [05] once to change the reference
point to the front of the device [B]. The device length is now
excluded from your measurements.
·Press the reference button [05] again to change the reference
point back to the back of the device [C].
You can check your reference point using the indicators [B] and
[C]
ON ON

4
CHANGE UNITS
This device can show the measured distances in different units.
The available units are meten (m), inch (in), feet (ft), inch + feet
(in+ft).
·Change the distance units by holding the Add/subtract button
/ Unit button [02] until your desired unit is selected.
SINGLE MEASUREMENT
·Once the device is on, press the measure button [03] once to
take a single measurement.
The result will be shown on the main display line [N]. The laser
will turn off after the measurement. Press the measure button
[03] again to turn the laser back on and make the device ready
for a new measurement.
Taking subsequent measurements will always push the previous
measurement up one display line. Main display line [N]  rst
display line [M] second display line [L] third display line
[K]. A maximum of the last four measurements will be displayed.
CONTINUOUS MEASUREMENT (MIN/MAX)
With continuous measurement, measurements are taken con-
tinuously from activation of the function until the function is de-
activated. This allows you to know the minimum and maximum
distance measured during these measurements. For example, to
know the exact distance to the furthest corner point.
ON
ON
·Once the device is on, activate continuous measurement by
holding the Measure button [3] until the fucntion starts.
A repeating beep will be heard. With each beep, a new
measurement is taken.The last measured result, which update
continuously, is shown in the Main display line [N]. The mini-
mum distance measured during this session is shown in the First
display line [M], the maximum distance measured in the Second
display line [L].
·Stop the continuous measurement by pressing the measure
button [3].
The last measured result is shown in the Main display line [N].
The minimum distance measured during this session is shown
in the First display line [M], the maximum distance measured in
the Second display line [L].
ADD/SUBTRACT
This function allows you to add or subtract two single measure-
ment
·Take a rst measurement by pressing the measure button [03].
·Press the Add/Subtract [02] button 1x to add the next meas-
urement, 2x to subtract the next measurement.

5
The measured value moves to the second display line [L].A “+”
or “−” is shown in front of the rst display line [N]. The device is
ready to make the second measurement.
·Make a second measurement by pressing the measure button
[03].
The result of the second measurement will be visible in the rst
display line [N]. The result (the addition or subtraction of the two
measurements) can be read in the main display line [M].
·Add or subtract (depends on which you’ve choose for the rst
calculation) an additional measurement can be done by press
the measure button [03] to activate the laser again, and press
it a second time to make the measurement.
The result of the rst calculation moves to the second display
line [L], the result of the second measurement is shown on the
rst display line [M]. The new result of the calculation will be
visible on the main display line [N].
NOTE
To change from “+” to “−” (or vica versa) for making the sec-
ond measurement can be done by pressing the add/subtract
button [02]. The result of the rst calculation moves to the
second display line [L], the symbol in front of the rst display
line [M] changes from “+” to “−” (or vica versa). This action
also activates the laser and makes the device ready to measure
the additional distance. You can make the new measurement
by pressing the measure button [03].
You can repeat this steps just as much as needed.
AREA MEASUREMENT
This device allows you to calculate the area of a
(rectangular) area.
·Press the function button [01] once.
The function indicator [D] will show you the area measurement
symbol. The ashing line in this function indicator [D] shows
which lenght you have to measure.
·Measure the rst side of the rectangle, indicated by the func-
tion indicator [D], by pressing the measure button [03].
The length of the rst measured side is shown on the third
display line [K].
·Measure the second side of the rectangle, indicated by the
function indicator [D], by pressing the measure button [03].
The length of the second measured side is shown on the second
display line [L]. The result of the calculation, the area, can be
read in the main display line [N].
NOTE
Keep the device as levelled as possible for the most accurate
measurements.

6
VOLUME MEASUREMENT
This device allows you to calculate the volume.
·Press the function button [01] twice.
The function indicator [D] will show you the volume measure-
ment symbol. The ashing line in this function indicator [D]
shows which length you have to measure.
·Measure the rst side, indicated by the function indicator [D],
by pressing the measure button [03].
The length of the rst measured side is shown on the third
display line [K].
·Measure the second side, indicated by the function indicator
[D], by pressing the measure button [03].
The length of the second measured side appears on the second
display line [L].
·Measure the third side (height), indicated by the function
indicator [D], by pressing the measure button [03].
The length of the third measured side (height) is shown on the
rst display line [L]. The result of the calculation, the volume, can
be read in the main display line [N].
INDIRECT MEASUREMENT (PYTHAGORAS)
ON
Indirect measurement mode allows you to calculate the distance
between two measured points as long as the second
measurement is made using a proper 90° angle (shortest
distance).
·Press the function button [01] three times
The function indicator [D] will show you the indirect measure-
ment symbol. The ashing line in this function indicator [D]
shows which length you have to measure.
·Measure the rst side, indicated by the function indicator (this
is also the longest side of the sides to measure) by pressing
the measure button [03].
The length of the rst measured side is shown on the third
display line [K].
·Measure the second side indicated by the function indicator
[D], by pressing the measure button [03]. Keep in mind that
this side needs to be the shotest side of the sides to measure
AND this second measurement should be made at a 90° angle
to the point to be measured.

7
The length of the second measured side is shown on the second
display line [K]. The result of the calculation, the distance
between the rst and the second measured point, can be read in
the main display line [N].
ADDITIVE PYTHAGOREAN MEASUREMENT
ON
Additive pythagorean measurement, or Double pythagorean
measurement mode, allows you to calculate the height by
adding the calculated sides of the two measured triangles.
·Press the function button [01] four times
The function indicator [D] will show you the additive pythago-
rean measurement symbol. The ashing line in this function
indicator [D] shows which length you have to measure.
·Measure the rst side, indicated by the function indicator by
pressing the measure button [03].
The length of the rst measured side is shown on the third
display line [K].
·Measure the second side indicated by the function indicator
[D], by pressing the measure button [03]. Keep in mind that
this side needs to be the shotest side of the sides to measure
AND it should be made at a 90° angle to the point to be
measured. This second points needs to be between the rst
and third measured point.
The length of the second measured side is shown on the second
display line [K].
·Measure the third side indicated by the function indicator [D],
by pressing the measure button [03].
The length of the third measured side is shown on the rst dis-
play line [M]. The result of the calculation, the distance between
the rst and the third measured point, can be read in the main
display line [N].
SUBTRACTIVE PYTHAGOREAN MEASUREMENT
ON
Substractive pythagorean measurement,or reverse double
pythagorean measurement mode allows you to calculate the
distance between two measured points by subtracting the
calculated sides of the two measured triangles.
·Press the function button [01] ve times
The function indicator [D] will show you the substractive pythag-
orean measurement symbol. The ashing line in this function

8
indicator [D] shows which length you have to measure.
·Measure the rst side, indicated by the function indicator by
pressing the measure button [03] (the longest hypotenuse).
The length of the rst measured side is shown on the third
display line [K].
·Measure the second side indicated by the function indicator
[D], by pressing the measure button [03] (the shortest hypot-
enuse). This second points needs to be between the rst and
third measured point.
The length of the second measured side is shown on the second
display line [K].
·Measure the third side indicated by the function indicator [D],
by pressing the measure button [03]. Keep in mind that this
side needs to be the shotest side of the sides to measure AND
this second measurement should be made at a 90° angle to
the point to be measured.
The length of the third measured side is shown on the rst dis-
play line [M]. The result of the calculation, the distance between
the rst and the second measured point, can be read in the main
display line [N].
CLEAR DATA
Use the Clear button [04] to clear or delete previously saved data
and measurements.

9

10
TECHNICAL SPECIFICATIONS
MODEL DM3540 DM3560
Accuracy +/- 3mm
Range 40m 60m
Measurement units m / in / ft / in + ft
Continuous measurement Yes
Min/Max Yes
Surface Yes
Volume Yes
Pythagoras Yes (x3)
Add Yes
Subtract Yes
Automatic shutdown Yes
Battery 2x 1.5V AAA
Operation temperature 0°C ~ +40°C
Laser Class 2, 630-640 nm, Red

11
DECLARATION OF CONFORMITY
Futech (Belgium) declares under its own responsibility that this device:
- DM3540 Distance Meter
- DM3560 Distance Meter
is in conformity with the standards
EN 61326-1:2013
IEC 60825-1:2014
Lier, Belgium,
March 30, 2023
Patrick Waûters
Potential misprints are reserved.Images used are not strict. All features, functionality and other product
specications are subject to change without notice or obligation.

@futechtools
Facebook
@futechtools
futechtools
LinkedIn
YouTube
futech-easy.com
World Wide Web
230510134140
DA DANSK
DE DEUTSCH
ES ESPAÑOL
ET EESTI KEEL
FI SUOMEN KIELI
FR FRANÇAIS
IS ÍSLENSKA
IT ITALIANO
NL NEDERLANDS
NO NORSK
PT PORTUGUÊS
SL SLOVENŠČINA
SV SVENSKA
USER MANUAL
other languages: