TESTO 350 Maritime V2, Instruction Manual

Page: 48 / 106

5 First steps
48
5.5. Instrument diagnosis
Important operating values and instrument data are displayed. A
gas path check can be carried out. The status of the sensors and
any device errors not yet rectified are displayed.
Calling up the function:
>
[ ] → Instrument diagnosis → [OK] .
or
>
[ i ] .
5.5.1. Error diagnosis
> Error diagnosis → [OK] .
- Unrectified errors, warnings and notes are displayed.
> View next / previous error: [▲] , [▼] .
5.5.2. Gas path check
(only available via Meas. Box tab)
Check the flue gas analyser regularly for leaks, to ensure accurate
measurements.
The leak test requires a plastic cap 0193 0039, comes with the flue
gas probe).
1.
Gas path check → [OK]
2. Place the plastic cap on the tip of the flue gas probe so that the
openings are completely covered.
- The pump flow is displayed.
- Volumetric flow rate less than or equal to 0.04l/min: The gas
paths are leak tight (traffic light in display lights green).
- Volumetric flow rate higher than 0.04l/min: The gas paths are
leaking (traffic light in display lights red). Probe and meas. box
must be checked for leaks.
5.5.3. Sensor diagnosis
(only available via Meas. Box tab)
1. Sensor diagnosis → [OK] .
2. Select sensor. [▲] , [▼] .
- The status of the sensor is indicated by a lamp.
A sensor is able to recover. It is therefore possible that the
sensor status indication changes from yellow to green or
from red to yellow.