SmartPlate Installation, Operation & Maintenance Manual
APPENDIX A
– MODBUS CONTROL AND COMMUNICATION
OMM-0069_0H
• SP-100 • 1/30/2020 Technical Support • (800) 526-0288 • Mon-Fri, 8 am - 5 pm EST Page
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A.3 PROCESS & DIAGNOSTIC ALARMS
The Process and Diagnostic Alarms that can appear in the Temperature Controller display are
listed in the following Tables.
PROCESS ALARMS
DISPLAY
MEANING
_FSL*
PV Full Scale Low Alarm.
_FSH*
PV Full Scale High Alarm.
_dEu*
PV Deviation Band Alarm
_dHi*
PV Deviation High Alarm
_dLo*
PV Deviation Low Alarm
DIAGNOSTIC ALARMS
DISPLAY
MEANING
WHAT TO DO`
EE.Er
Electrically Erasable Memory
Error:
The value of an
operator, or configuration,
parameter has been
corrupted.
This fault will automatically take you into
Configuration level. Check all of the configuration
parameters before returning to Operator level.
Once in Operator level, check all of the operator
parameters before resuming normal operation. If
the fault persists, or occurs frequently, contact
your supplier
S.br
Sensor Break: Input sensor is
unreliable or the input signal
is out of range.
Check that the sensor is correctly connected
Hw.Er
Hardware Error
Indication that a module is of
the wrong type, missing, or
faulty.
Check to ensure that the correct items are
installed. See page A-4 for procedure to clear the
Hardware Error.
n o . i o
No I/O
None of the expected I/O
items are installed
This error message normally occurs when
pre-configuring a controller without installing any
of the required I/O modules.
r m t . F
Remote input failure.
The remote DC input is open
or shorted
Check for open or short circuit wiring on the
remote DC input.
L L L L
Out of range low reading
Check the value of the input
H H H H
Out of range high reading
Check the value of the input
E r r 1
Error 1: ROM self-test fail
Return Controller for repair