![background image](http://html1.mh-extra.com/html/testo/350-maritime-v2/350-maritime-v2_instruction-manual_1092288095.webp)
8 Tips and assistance
95
8
Tips and assistance
8.1.
Questions and answers
Question
Possible causes / solution
Rechargeable battery low > Switch to mains operation.
Meas. box switches
automatically off or meas.
box cannot be switch on
Batteries / rechargeable batteries
empty.
> Charge rechargeable batteries or
switch to mains operation.
NO value drifts
Auxiliary voltage for NO sensor was
interrupted, e.g. by a sensor change.
> Wait until sensor has regenerated.
Stable NO measurement only
possible after approx. 2h.
Double module
A sensor of the same type has already
been plugged in.
Dilution
Gas flow rate in dilution path too high /
too low
> Please contact your local dealer or
the Testo Customer Service.
O
2
sensor exhausted
> Replace the O
2
sensor
... Signal too high
Signal of indicated sensor is too high.
> Wait until regenerated (additional
zeroing starts automatically).
> Ensure fresh air supply
... Signal not stable
Signal of indicated sensor is drifts
excessively (defect).
> Change sensor.
> Wait until regenerated (additional
zeroing starts automatically).
> Ensure fresh air supply
... Switch-off
Reading of indicated sensor is higher
than the set switch-off threshold.
Instrument temperature
Instrument temperature is beyond the
operating temperature.
Pump volumetric flow rate Too low gas flow (filter clogged) or too
high gas flow (overpressure).
> Check gas path / filter.
Содержание 350 Maritime V2
Страница 1: ...testo 350 Flue gas analyzer Instruction manual...
Страница 2: ...2...
Страница 26: ...4 Product description 26 4 2 Meas box 4 2 1 Overview 1 Condensate trap and condensate container...
Страница 106: ...0970 3511 en 05_GB...