Honeywell UDC3500 Product Manual page 308

Troubleshooting/Service
Lower
Display
Second Current Output is less
OUT2FAIL
than 3.5 mA.
OUT3FAIL Third Current Output is less
than 3.5 mA.
CLOCKERR Real Time Clock values are invalid.
Battery Voltage has fallen to unsafe
BATT LOW
levels.
Ethernet Link is unplugged, incorrectly
EUNPLGED
connected or the Ethernet network is
not working.
Ethernet parameters are at their
ENET DEF
default settings (both working and
backup copies). IP address is
configured at 10.0.0.2.
EBRDFAIL Ethernet Board has failed.
Alarm 1 Setpoint 1 is active.
ALRM1SP1
Alarm 1 Setpoint 2 is active.
ALRM1SP2
Alarm 2 Setpoint 1 is active.
ALRM2SP1
Alarm 2 Setpoint 2 is active.
ALRM2SP2
Alarm 3 Setpoint 1 is active.
ALRM3SP1
Alarm 3 Setpoint 2 is active.
ALRM3SP2
Alarm 4 Setpoint 1 is active.
ALRM4SP1
Alarm 4 Setpoint 2 is active.
ALRM4SP2
294
Reason for Failure
UDC3500 Universal Digital Controller Product Manual
How to Correct the Problem
Second Current Output is open circuit. Check
the field wiring. See the Trouble Shooting
Procedure in Section 7.6.2.
All Output Fail diagnostic messages may be
permanently suppressed via the DIAGNOST
configuration in the Alarm Setup Group.
See Section 3.21.
Third Current Output is open circuit. Check the
field wiring. See the Trouble Shooting Procedure
in Section 7.6.2.
All Output Fail diagnostic messages may be
permanently suppressed via the DIAGNOST
configuration in the Alarm Setup Group. See
Section 3.21.
Check the Real Time Clock Settings.
See Section 3.22. Entering "YES" to "SET
CLOCK?" will clear the error flag.
Replace the Battery Module. See Section 8.1.
Check that the Ethernet cable is correctly
connected to the instrument and to the host.
See Section 2.7 for wiring diagrams. Check
Ethernet network for functionality.
Configure the Ethernet parameters to their
desired values using the P.I.E. Tool.
See Section 3.27.
Replace Ethernet Board.
As required by the alarm application. Alarm
messages appear only if ALM MSG is enabled in
the Alarm Set Up Group.
Same as ALRM1SP1.
Same as ALRM1SP1.
Same as ALRM1SP1.
Same as ALRM1SP1.
Same as ALRM1SP1.
Same as ALRM1SP1.
Same as ALRM1SP1.
10/05