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power mode [
together with the power factor (for sinusoidal signals).
All the available measuring modes can also be selected manually.
6.1. Switching the instrument on
>
Switch on: turn the rotary switch to the required measuring mode.
-
The instrument switches on.
6.2. Switching the background illumination
on/off
>
To switch on/off: briefly press the
The background illumination switches off automatically within 1 minute.
It is possible to switch the background illumination on/off in all
measuring modes.
6.3. Switching the instrument off
(automatically/manually)
Automatically
The automatic power-off function (APO) is always enabled as a default
setting and is shown on the LC display as APO. If no control key is pressed
within 15 min, the instrument switches off automatically. If necessary, the
automatic power-off function (APO) can be turned off.
>
Disable power-off function: press the
switch from the OFF position to a different position.
Once the instrument has switched off, the power-off function is
reset to the default setting.
Manually
>
Switch off: turn the rotary switch to the
6.4. Using testo 770-3 with testo Smart Probes
App
6.4.1. Establishing Bluetooth
You need a tablet or smartphone with the testo Smart Probes App already
installed on it to be able to establish a Bluetooth connection.
You can get the App for iOS instruments in the App Store or for Android
instruments in the Play Store.
Compatibility:
•
requires iOS 8.3 or newer / Android 4.3 or newer
•
requires Bluetooth 4.0
•
tested with the following smartphones / tablets:
www.testo.com/smartprobesmanuals.html
], it measures active, reactive and apparent power
6 Operating the instrument
[
]
key.
[HOLD]
key and turn the rotary
[OFF]
position.
connection (770-3)
®
11
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