TESTO 420 - Using the product; Establishing Bluetooth Connection

7 Using the product
15
1. Menu Level 2. Menu Level 3. Menu Level
Exhaust Air
Zeroing int 1-20 sec
Reset Device -- --
7 Using the product
7.1. Switching Bluetooth® on and off
In order to be able to establish a connection via Bluetooth,
you need a tablet or smartphone with the Testo App testo
420 already installed on it.
You can get the App for iOS instruments in the App Store
or for Android instruments in the Play Store.
Information about compatibility can be found in the
relevant App Store.
Measurements can be performed and saved with App into
the instruments memory. Measuring mode and save
function on the instrument itself is not available during
Bluetooth communication is established with a mobile
device.
Switching on Bluetooth
1. Hold ▲ down for 3 seconds.
- Once the Bluetooth icon is shown on the display, Bluetooth is
switched on.
- If no connection is established, Bluetooth switches off after 10
mins.
or
1. Press -> Device Settings -> Bluetooth, ► and using ▲/▼
-> select Off. Confirm with .
- Once the Bluetooth icon is shown on the display,
Bluetooth is switched on.
- If no connection is established, Bluetooth switches off after 10
mins.