10
Turning the testo 400 on and off
Current
status
Action
Function
Instrument off Press and hold down the
button (> 3 sec)
Instrument is turned on
When the measuring instrument is started for the first time, the setup
wizard guides you through the following setting parameters step by
step:
-
Language
-
Country
-
Units
-
WiFi
-
Date and time
-
Own company address
-
E-mail account*
-
Customer registration
A tutorial can be started after the setup wizard. The tutorial
demonstrates the general operation and the most important functions of
the measuring instrument using examples.
Instrument on Press the button briefly
(< 1 sec)
Instrument is turned to standby
mode. The instrument is re-
activated when the button is
pressed again.
Instrument off Press and hold down the
button (> 1 sec)
Choice: press
[OK]
to switch the
instrument off or press
[Cancel]
to cancel switch-off of the
instrument.
The startup wizard and the tutorial can be executed again at any time in
the main menu under
Setup wizard
.
Measuring values that have not been saved are lost when the
measuring instrument is turned off.
*Note: If you don’t have your Email server information available you can skip this
step.
