TESTO 480 - 5 First Steps; Commissioning

5 First steps
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5 First steps
5.1. Commissioning
Initial charging of rechargeable battery
The testo 480 is delivered with a partially charged battery. Charge
the battery fully before using it for the first time.
1. Connect the mains unit to the mains socket (3).
2. Connect the mains plug to a power socket.
- Battery charging is started: status LED (4) lights up.
- The battery is fully charged: status LED (4) is off.
3. Disconnect instrument from the mains unit.
- After initial charging of the rech. battery, the instrument is ready
for use.
Switching on
1. Switch the instrument on with [ ].
- The start screen appears.
For initial commissioning or after a factory reset, the Initial
operation menu is opened automatically. Set the required menu
language:
> Call up the required selection list with [ ].
2. Select the language with [ ] and confirm with [ ].
- Instrument language is changed.
3. Set the date and time with [ ] and [ ] and confirm with [
].
4. Select ISO/US units with [ ] and confirm with [ ].
The setting only relates to the measured values and can
be individually adjusted for each measurement value if
required.
5. [ ] → Save and close.