28
3 Operation
3.3.3
Adjustment
The Adjustment menu is used to set the sensors.
A
NOTICE!
The device may only be adjusted by specialist technicians
in well ventilated rooms or in the open air. Incorrect adjust-
ment can lead to incorrect measurement results.
Note:
A detailed description of adjustment along with important informa-
tion is provided in Section 5.2 on page 44.
H2 PPM adjustment
Used to set the gas-sensitive semiconductor for hydrogen H
2
in
the ppm range.
Applications:
– Inspection above ground
– House
H2 adjustment
Used to set the thermal conductivity sensor for hydrogen H
2
in
the % vol. range.
Applications:
– Inspection above ground
– Measuring in bar holes
– House
– Gas measuring
Test gas
Used to adjust the concentration of the test gases used.
Inspection OK
Confirms the device is in proper working order. This extends the
service interval.
