12
Preliminary operation manual EE600 Differential Pressure Sensor
7 User Interface
7.1 LED indication
7.2 Display
The display shows the measured differential pressure and the selected unit (see 4.3).
Additionally, the bar graph indicates the actual pressure within the selected range (see 4.1).
9000
inch WC
Pa
40.15
2.00
kPa
15.0
mbar
Fig. 9
Display units
In case of differential pressure out of the selected measuring range (MR) selected according 4.1 or
negative pressure due to inverse pressure connection the display indicates:
out of range
out of range
Δ
p < -5 % MR or
inverse pressure connection
Δ
p > 105 % MR
Fig. 10
Failure indication
Green LED
flashing (1s interval)
= EE600 operates normally, the
measured data is within the
selected measuring range
one flash (2s)
=
confirms adjustment or return
to factory settings
(see 6.3)
off
= no power supply or
electronics failure
Red LED
flashing (1s interval)
= the measured data is out of
the selected range (overload
or reversed pressure
connection)
one flash (2s)
= indicates the failure of the
attempt to adjust zero point
or span point, or to return to
factory adjustment (see 6.3)
