KROHNE IFC 020 Short EN - Manual (Page 13)

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Condensed instructions IFC 020
U
ext
≤ 30 V DC/≤ 24 V AC
I
max
≤ 6 mA
8 7 Control input E
passive
(IFC 020 E only)
RS 485 Interface
For connection and
operation of the
Krohne RS 485
Interface,
see section 6.2.
6
5 Status output S
passive
U
ext
≤ 30 V DC/≤ 24 V AC
I
max
≤ 150 mA
(incl. pulse output P)
Status output S
active
with and without current output I
U
int
≤ 15 V DC
from current output
I
max
≤ 3 mA
Operation with
current output
I
max
≤ 23 mA
Operation without
current output
Load
Load
Error messages in measuring mode 2.5
The following list gives all errors that can occur during process flow measurement.
Errors shown in display when “YES“ set in Fct. 1.04 DISPLAY, subfunction “DISP. MSG.“.
Error messages Description of error Error clearance
LINE INT. Power failure Note: Cancel error in RESET/QUIT. menu
no counting during power failure Reset totalizer if necessary.
CUR. OUTP. I Current output overranged. Check and if necessary correct
(Flow > measuring rage) instrument parameters. After
elimination of cause, error message
deleted automatically.
PULSOUTP. P Pulse output overranged. Check and if necessary correct
Note: instrument parameters. After
totalizer deviation possible. elimination of cause, error message
deleted automatically.
TOTALIZER Totalizer has been reset Cancel error message in
RESET/QUIT. menu, see section 4.6.
ADC Analog / digital Error message deleted automatically
converter overranged after elimination of cause.
FATAL. ERROR Fatal error, all outputs set Please consult factory.
to “min. values“