TESTO 300 LL - Draft-Measurement

9 Performing the measurement
49
For the draft measurement, the minus connection for differential
pressure measurement must be free (ambient pressure, not closed).
3
Tap on the draft reading display or next to it.
4
End measurement: tap .
9.6.3
Draft-Measurement

A flue gas probe must be connected.
1
Call up function: | Draft-Measurement
The minus connection for differential pressure measurements must be
clear (ambient pressure, not closed).
2
Start measurement: tap .

Zeroing takes place. Please follow the instructions.

Reading is displayed.
3
End measurement: tap .
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