5 First steps
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5 First steps
5.1. Commissioning
testo 324
The testo 324 has a permanently installed rechargeable battery.
> Charge the rechargeable battery fully before using the
measuring instrument.
> Remove the protective film from the display.
Feeding unit
Flushing is required when starting up the unit for the first time, after
replacing the gas bladder and when changing the medium.
> Fill and empty the feeding unit once, see Options menu, page
38
5.2. Getting to know the product
5.2.1. Mains unit, rechargeable batteries
In case of an extended interruption in the power supply to
the testo 324 (e.g. rechargeable battery pack empty), the
date/time settings will be lost.
5.2.1.1. Charging the battery
The rechargeable battery can only be charged at an ambient
temperature of 5 to +35 °C. If the rechargeable battery pack has
discharged completely, the charging time at room temperature is
approx. 5 - 6 h (charging with mains adapter).
Charging via a mains unit
✓ The testo 324 is off.
1. Connect the mains unit instrument plug to the mains unit
socket.
2. Connect the mains plug of the mains unit to a mains socket.
- The charging process starts. The charge status is shown on the
display.
- Once the rechargeable battery has been charged, the
instrument switches over automatically to trickle charge.
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