Conducting A Measurement, Testo 330-2 Ll/F (0632 3305); Preparing For Measurement - TESTO 380 Instruction Manual

> [Options]
parameters to be represented (max. 4) can be displayed (
or hidden (
> [Options]
displayed.
> [Options]
shown per display page.
> [Options]
measurement and approval test, the measurement can be
restarted several times within the first 2 minutes if necessary.
6.3. Conducting a measurement, testo 330-2 LL/F
(0632 3305)
6.3.1.

Preparing for measurement

The time required for an official measurement is approx. 30 min.
The First steps chapter must have been read.
CAUTION
Preventing measurement errors
> Do not place or operate the measurement system on heat
sources, e.g. boilers.
Tightness test
For an official measurement, the tightness of the measurement
system must be checked prior to every measurement.
Call up function:
> [
Tightness test
→ Configure
).
→ Mean: the mean values of a measurement are
→ Number of
→ repeat: in the case of the compliance
If you switch to wood chips as fuel immediately following
a measurement using wood pellets or split logs as fuel, the
message Particulate matter sensor and sensor cover
need to cool down (this process may take a few
minutes) appears. Prior to selecting wood chips as fuel,
Testo recommends opening the particulate matter sensor
cover so that the sensor can cool down, . To shorten the
cooling down period, the sensor should be moved to a cold
environment or placed on a cold surface.
The locking lever for fixing the testo 330 in place must be
closed.
] → Measurement options
→ [OK].
Graphic: the measurement
lines: change the number of readings
→ [OK] →
6 Using the product
Particle → [OK] →
39
)