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AW T 2 1 0 | 2 - W I R E C O N D U C T I V I T Y, P H/O R P, P I O N T R A N S M I T T E R | O I/A W T 2 1 0 - E N R E V. C
...8 Diagnostic alarms
Diagnostic message
ALARM MESSAGE
Process
SENSOR IS DIRTY
--M082.005--
Electronics
INPUT READ ERROR
--M081.006--
Electronics
--M080.039--
Process
PRIMARY VARIABLE
OUTSIDE PHYS. LIMITS
--S078.004--
Process
PRIMARY VARIABLE
OUTSIDERANGE LIMITS
--S076.010--
Electronics
INPUT READ ERROR
--S074.001--
Process
SENSOR TEMPERATURE
OUTSIDE LIMITS
--S072.011--
Sensor
EFFICIENCY (slope)
--S068.043--
Sensor
EFFICIENCY (slope)
--F066.044--
Sensor
--S064.045--
Sensor
--S062.046--
Electronics
INPUT READ ERROR
--M060.037--
Electronics
REFERENCE IMPEDANCE
INPUT READ ERROR
--M056.002--
Sensor
--M054.012--
Operation
--M024.033--
OUTSIDE LIMITS
Electronics
VOLTAGE WARNING
--M023.036--
Configuration
MANUAL TEMPERATURE
COMPENSATION MODE
--S010.047--
...Table 2 Diagnostic alarms
Recovery action
Clean sensor
Check terminals
DIAGNOSTIC
Check sensor wiring
Check electrode
Check terminals
LOW ELECTRODE
Check sensor wiring
IMPEDANCE
Check electrode
Check sensor wiring
Check configuration
Adjust engineering
range
Check sensor
TEMPERATURE
If problem persists
change sensor module
Check sensor wiring
Check temperature
configuration
Check calibration
HIGH SENSOR
Clean sensor
Check sensor wiring
Check calibration
LOW SENSOR
Clean sensor
Check sensor wiring
Check calibration
HIGH SENSOR
Clean sensor
OFFSET
Check sensor wiring
Check calibration
LOW SENSOR
Clean sensor
OFFSET
Check sensor wiring
Check sensor wiring
DIAGNOSTIC
If problem persists
change sensor module
Check sensor
If problem persists
change sensor module
Check sensor
HIGH REFERENCE
Check sensor wiring
IMPEDANCE
Trim output
POWER SUPPLY
Ensure power supply
VOLTAGE
voltage is within
limits
Check sensor wiring
SENSOR MODULE
If problem persists
change sensor module
Check temperature
sensor and perform
TC recognition
2-electrode
4-electrode
pH
conductivity
conductivity
Toroidal
HART
FF
PA
conductivity
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