TESTO 312-4, Инструкция по эксплуатации

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6 Using the product
15
For the initial commissioning or after a factory reset, the Language
function is automatically opened. Set the required menu language:
> Select the language with or and confirm with .
- The current readings are displayed. The instrument is now
operational.
The reading of the internal sensor is displayed in the
upper line.
The reading of an externally connected probe appears
in the lower line.
If two probes are connected externally, the
measurement of the internal sensor is deactivated.
• Left probe socket: upper line
• Right probe socket: lower line
•
Δ
p: With or , calculated differential
pressure (pressure/temperature) is displayed.
Switching off
Unsaved readings are lost when the instrument is
switched off.
> Switch the instrument off with .
6 Using the product
6.1. Performing settings
Menu navigation
1. Press to open the main menu.
2. Select the menu with or and confirm the selection
with .
3. Repeat operating step 2 until you reach the function level.
> You can make entries with or depending on the
menu item. Confirm the entry with .
> Go back one menu level with .