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B-H90.0.01.DB2-2.1
7 | Operation and maintenance
G 1910-02
1.
If you would like to perform a adjustment with test gas, connect the extraction de-
vice to the product first.
2.
Press the
Function key
for 4 seconds to start the adjustment.
[ONF
appears in the
display first, then
[AL
.
3.
1-point, 2-point or basic sensor adjustment is started. This depends on what was
adjusted in the
Expanded settings
menu.
1-point adjustment
1.
[.SL
appears in the display for 1-point adjustment.
2.
The product determines a stable value first. If the measured value is outside of the
value range integrated in the product, the display flashes briefly and an acoustic
signal is issued every 10 s.
3.
If a stable correct value is reached, the display flashes briefly, an acoustic signal
sounds and the bar indicator blinks.
4.
You can change the value of the gradient compensation with the
up key
and
down
key
. Otherwise, confirm the preadjusted value with the
function key
. The 1-point
adjustment is finished.
2-point adjustment
1.
[.OF
appears in the display for 2-point adjustment.
2.
Allow the test gas to flow at about 0.5 l/min at 0 ppm of CO
2
. The product deter-
mines a stable value first. If the measured value is outside of the value range inte-
grated in the product, the display flashes briefly and an acoustic signal is issued
every 10 s.
3.
If a stable correct value is reached, the display flashes briefly, an acoustic signal
sounds and the bar indicator blinks.
[.SL
appears in the display.
4.
Remove the test gas and connect a second test gas to the extraction device. The
product determines a stable value first. If the measured value is outside of the
value range integrated in the product, the display flashes briefly and an acoustic
signal is issued every 10 s.
Instruction