KROHNE TIDALFLUX IFM 4110 PF EN - Manual (Page 51)

7.30830.32.00 51
7.4 Hardware test, Fct. 2.03
Please note:
Before beginning the test, deactivate any alarms and controllers as the current output will be tested with test values 4, 4.7 and
23 mA for a short period.
Key
Display Description
→
if “YES” is selected in Fct. 3.04 ENTRY CODE,
key in 9-stroke CODE 1 now:
→ → → ↵ ↵ ↵ ↑ ↑ ↑
.
Fct. 1.00 OPERATION
↑
Fct. 2.00 TEST
→
Fct. 2.01 TEST Q
2x
↑
Fct. 2.03 HARDW. TEST Hardware test
→
SURE NO
↑
SURE YES
↵
WAIT Hardware test in progress, duration approx. 60 seconds
- - - - - - - - 1st error List of errors see sect. 4.5. Errors are
↑
- - - - - - - - 2nd error always displayed independent of setting in
↑
- - - - - - - - 3rd error Fct. 1.04. If no error is detected, refer to next line.
↵
Fct. 2.03 HARDW. TEST Terminate hardware test
(2x) 3x
↵
- - - - - - - - - - - - - / - - - back to measuring mode
If you need to return your flowmeter to Krohne, please refer to the last-but-one page of these instructions
7.5 Faults and symptoms during start-up and flow measurement
•
Most faults and symptoms occurring with the flowmeters can be eliminated by following the instructions indicated in the
following tables.
•
For greater clarity, faults and symptoms in the tables are divided into different groups:
- LED light-emitting diodes on the front panel (status messages)
- D
display
- I current output I
- P pulse outputs P and A1
- S status outputs D1, D2, A1 and A2
- C control inputs C1 and C2
Before contacting the Krohne Service Department, please read the instructions in the table.
Group LED Display Cause Remedial action
A/D converter range exceeded
•
Check if setting in Fct.
3.06 (menu “FLOW”) is
“PULSATING”.
•
Reduce flow rate; if
unsuccessful, test as
described in sect. 7.6
Level too low in measuring tube Fill measuring tube up to at least
10 percent, see also sect. 7.3.
LED 1 Both LED’s flash
Problems in primary head
•
No communication between
primary head IFS 4000 PF
and signal converter IFC
110 PF, check data cable
according to sect. 1.5.6.
•
General failure in primary
head, see sect. 7.6