AWT210 | 2-WIRE CONDUCTIVITY, PH/ORP, PION TRANSMITTER | OI/AWT210-EN REV. C
21
8 Diagnostic alarms
Conguration
Failure
Check Function
Off Specication
Maintenance Required
Alarm code in the format:
--XPPP.NNN--
X = Alarm class
F = Failure
C = Check function
S = Off specification
M = Maintenance required
PPP = Alarm priority
(high number = high priority)
NNN = Alarm number
Alarm class
Alarm message
(uppercase)
Alarm group
Recovery action
(lowercase)
Check temperature
sensor and perform
TC recognition
--S010.047--
MANUAL TEMPERATURE
COMPENSATION MODE
Back Exit
Figure 19 Example diagnostic alarm
Note.
Alarms are listed in alarm priority order (high number = high priority alarm).
Diagnostic message ALARM MESSAGE Recovery action pH
conductivity
conductivity
Toroidal
conductivity
HART FF PA
Electronics
SENSOR MODULE
MEMORY FAILURE
Change sensor module
Electronics
COMMS MODULE
MEMORY FAILURE
Change comms module
Electronics
CURRENT OUTPUT
NOT CALIBRATED
Trim output
If problem persists
change comms module
Conguration
DATA
SIMULATION
Conguration
CURRENT OUTPUT
FIXED
Enable loop current
mode. Disable loop test/trim
& PV cal.
Process
CURRENT OUTPUT
SATURATED
Adjust engineering
range
Electronics
SENSOR MODULE
FAILURE
Change sensor module
Process
OPEN CABLE OR SENSOR
OUT OF SOLUTION
Check sensor wiring
Verify that sensor
is in solution
Electronics
PRIMARY VARIABLE
INPUT READ ERROR
Check sensor
If problem persists
change sensor module
Electronics
2ND PRIMARY VARIABLE
INPUT READ ERROR
Check sensor
If problem persists
change sensor module
Operation
SHORTED CABLE OR
GROUND LOOPS PRESENT
Check sensor wiring
Sensor
SENSOR
POLARIZATION
Check process
Check sensor wiring
Clean sensor
Table 2 Diagnostic alarms
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