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As for the addition, after measuring a length (a) to subtract
press
and then measure the length (b) to be subtracted.
The result appears on the screen
COMPOSITE ADDITIONS / SUBTRACTIONS
You can also perform compound operations like "MEAS 1" +
"MEAS 2" - "MEAS 3" or "MEAS 1"- "MEAS 2" + "MEAS 3" etc.
Example: "MEAS 1" + "MEAS 2" - "MEAS 3"
Press 2 times
a first time to obtain the 1st measurement,
press
for adding , press
measurement; you have obtained the first addition.
At this point, you can press
using the
button.
AREA ADDITION
Measure the first area, get Pic. 1, then press
on the left corner of the screen.
Measure the second area, get Pic. 2; At last, press
addition result as Pic. 3.
Pic. 1
Pic. 2
again to get to the second
to subtract a new measurement
, there is a "+"
get the
Pic. 3
AREA SUBTRACTION
Use the same steps as above with
TRACING FUNCTION
Press
for more than one second, the device switch to the
tracing function. As showed in the below picture, the user can
set two different values a and b; the user can adjust these two
value by pressing
or
you get a large gap of the value when adjust a or b. Press
after setting the values, the device is entering into the tracing
mode. The user will get instructions and by the icon.
the device needs to go back,
forward. When the device is getting very near to the point, the
device will show .
DELAY MEASUREMENT
, a number is displayed under SEC as on the
Long press
below picture. The user can pres
button
. By holding
or
it will make
means the device needs to go
or
to adjust the delay.
means
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