page 16
manual pressure sensor
ipf electronic gmbh
Kalver Str. 25 - 27
58515 Lüdenscheid - Germany
www.ipf-electronic.com
Subject to alteration!
Tel +49 2351 9365-0
Fax +49 2351 9365-19
implementing / operation
After mounting, electrical connection and programming, please check the safety of the
unit.
Fault indications during operation
display
cause
effect on the outputs
elemination
OL
overload
exceeding the measuring range
(sensor-limit) > 120%Pnominal
-limit the system pres-
sure to Pnominal.
If necessary use a unit
with higher measure-
ing range
UL
underload
system pressure is lower than
the measuring range
SC1
short-circuit S1
analog output=
error signal*
- check wiring
- check load of S1
SC2
short-circuit S2
analog output=
error signal*
- check wiring
- check load of S2.
SC
short-circuit S1 and S2
analog output=
error signal
- check wiring
- check load
ERR
sensor defect, internal error
-S1 and S2 are switched
off
- analog output = error
signal*
contact manufacturer
AO
if current output is selected:
analog-output open
if voltage output is selected:
short-circuit or voltage is
applied
- check wiring
- check burden resis-
tance.
NOTE:
If this indication is un-
desired, the menu item
Eda can be set
Ed.of
.
* the error signal of the analog output appears only, if in Ou2 an analog signal (4...20mA
or 20...4mA) was set.
The error signal (< 3.6mA or >22mA) can be set in menu item FOuA.
