Manual EDM 180
Revision 1.0 29.03.2010 Page 29/61
4.7 Keys functions within operation mode
Mean/Weight
Displays the averages of the dust concentration of all valued measurements (PM10,
PM2.5, PM1) after switching on the device or deleting the averages with the related
sample volume. The averages related sample volume appears after approximately 5
seconds and remains displayed as long as the key is being pressed. By pressing the
[Mean Value] key and the [+] key at the same time the filter weight and its related
sample volume can be displayed.
Stand-by
Pressing this key the current measurement will be interrupted and the device
switches into the stand-by mode.
PM Mode
Stoppage of the measurand output as long as the key is being pressed.
Battery/Location
Pressing this key will show the set measuring location number. This number can be
changed by pressing + and – at the same time. For the device can only be operated
by line voltage the battery capacity will constantly be shown with 130%.
Alarm
Press this key if you want to request the current alarm state.
+
The cyclic display of the sensor values is being switched on by pressing this key. In
the first line of the display the sensor values will be shown next to the set
measurand.
Date/Time
Pressing this key will show the current date and time.
Temp./r.H.
Display the current state of temperature and relative humidity by pressing this key.
-
Press this key to disable the cyclic display of the sensor values.
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