40
3 Operation
3.3.3
Adjustment
The Adjustment menu is used to set the sensors.
A
WARNING! Danger of death due to incorrect adjust-
ment
Incorrect adjustment can lead to incorrect measurement
results. This means that the user may not be warned about
dangerous gas concentrations in time.
●
Only specialist technicians may perform adjustments.
●
Adjustments must be made in well ventilated rooms or
in the open air.
A detailed description of adjustment along with important infor-
mation is provided in section 5.2.
Adjustment CxHy ppm
Used to adjust the gas-sensitive semiconductor for gas type C
x
H
y
(methane CH
4
, propane C
3
H
8
, butane C
4
H
10
) in the ppm range.
Applications:
– Inspection above ground
– Ethane analysis
– Plants
– Structure
Adjustment CxHy
Used to adjust the infra red sensor for gas type C
x
H
y
(methane
CH
4
, propane C
3
H
8
, butane C
4
H
10
) in the % vol. range / LEL range.
Applications:
– Inspection above ground
– Measuring in bar holes
– Ethane analysis
– Plants
– Structure
– Gas measuring
– Warning %LEL
– Warning ExTox
