Fault Finding - Deckma Hamburg OMD-2008 Instruction Manual

13

Fault finding

See Section 2 for important notes.
The OMD-2008 EV-FC will indicate several malfunctions in the status line of the
display. Pressing the "OK" button will lead into an information window, similar to
the items listed in the table below.
Status Reading
OK 0..49
OK EE
FW ! 0..49 / EE Green /
FW ! 0..49 / EE Green /
EVALVE? any
Sample? EE
Flow! 0..49 / EE Green /
Com? EE
Datalog? 0..49 / EE Red /
Desicc 0..49 / EE Green /
Humid 0..49 / EE Green /
Int.Err
Issue: 08.07.2015
DECKMA HAMBURG GmbH
System- Alarm-
Alarm- circuit 1,2
LED
Green / Normal Normal operation
Blinking operation
Green / Alarm Sample reading is out of range:
Blinking
Oil content too high, dirty
sample tube
Alarm Freshwater is enabled
Blinking
Alarm remote freshwater input is
Blinking linked (Terminals 19&20)
red Alarm FW valve position not detected check connectors and
Red / Alarm Meter is not able to measure the
Steady sample: no water in, oil content
much too high, no light
transmission possible
Alarm Low Sample flow rate
Blinking Flow Input (Terminals 15&16)
open
Red / Alarm No communication between
Steady computer unit and measuring
cell
Alarm Datalogging is not possible: no
Steady DECKMA memory card
inserted
Datalogging is not possible: a
read only card has been
inserted
Datalogging is not possible: a
new DECKMA memory card
has been inserted, but has not
been activated
Normal Measuring Cell humidity
Blinking operation critically high (>40%rH)
Normal Sample temperatur below
Blinking operation dewpoint. Instantaneous
condensation possible
Red / Alarm Internal error
Steady
Instruction Manual OMD-2008 (EV, FC, MCU Versions)
Reason
-
Wait until oil content is
within the range, clean
sample tube
-
remove/check external
wiring
wiring
Check sample, clean
sample tube according
Page 20
Check sample flow rate
Check connection
between computer unit
and measuring cell
Insert the active memory
card
Insert the active memory
card
Activate card or insert the
active memory card
Check/Replace
Desiccator
Check/Replace
Desiccator
Restart the system
Servicing
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