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5 First steps
5.1.6.
Mains operation
> Connect the mains cable to the mains connection of the testo
380 and a mains socket with earthing contact.
-
Power to the testo 330 is supplied via the testo 380.
-
The rechargeable battery of the testo 330 is not charged while
operated in conjunction with the testo 380.
CAUTION
Operation of the measurement system when the cover is closed
Superheating of the measurement system!
> Only conduct measurements when the cover is open.
5.1.7.
Switching the measuring system on
1. Check that all system components are properly connected.
2. Switch on the measurement system:
-
The start screen is displayed (duration: about 15 s).
-
If the voltage supply was interrupted for a longer period: The
menu Date / Time is opened.
-
The gas sensors are set to zero.
-
If there is an instrument error, the
displayed.
-
The
5.1.8.
Switching the measuring system off
1. Switch off the testo 330: Press
-
As may be the case: the pump starts and the sensors are
rinsed until the switch-off thresholds (O2 > 20 %, other
measurement parameters < 50 ppm) are reached. The
maximum rinsing period is 3 minutes.
-
The measuring instrument switches off.
2. Switch off the testo 380:
5.1.9.
Removing the testo 330 from the testo 380
1. Release the locking lever.
2. Remove the testo 330.
3. Release securing clip on the case lid and fold down.
30
Measurement options
[
]
Error diagnosis
menu is displayed
[
].
[
]
menu is
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