Dräger Polytron 7000 Instructions For Use Manual page 80

The menu » Settings «
– Peak / average
— This function can be used to select whether the Datalogger is to save peak
or average values.
Select the menu items » Settings «, » Datalogger «, » Set Datalogger «

and » Peak/average « in this order, pressing the »
lection.
Select » Peak « or » Average « and press the »

Peak The maximum concentration value measured during the
selected sample time is saved.
Average The average of all concentration values measured during
the selected sample time is saved.
– Trigger on/off
— This function can be used to enable or disable the threshold criterion for
saving of concentration values.
— If this function is enabled and a suitable trigger value is selected, it is pos-
sible to monitor the measured values for a longer period.
Select the menu items » Settings «, » Datalogger «, » Set Datalogger «

and » Peak/average « in this order, pressing the »
lection.
Select » Enable « or » Disable « and press the »

Enable Concentration values are saved only if they exceed the
threshold set under » Trigger value « (referred to the
previously saved value).
Disable All measured values which occur during the sample time
are saved.
– Trigger value
— This function can be used to set the trigger value.
This value refers proportionally to the whole measuring range.
Example: with a measuring range of 500 ppm a trigger value of 2 % is en-
tered. Then the datalogger will only store measured values (refer to the last
stored measured value) that deviate by more than 10 ppm.
Select the menu items » Settings «, » Datalogger «, » Set Datalogger «

and » Trigger value « in this order, pressing the »
lection.
Use the » « and »

press the » « key to confirm the setting.
OK
Press the » « key to confirm the complete trigger value.

OK
80
« keys to set each position of the trigger value and
M
« key after each se-
OK
« key to activate.
OK
« key after each se-
OK
« key to activate.
OK
« key after each se-
OK