Table 3 Warning list for dissolved oxygen sensors (continued)
Warning
TEMP TOO HIGH
TEMP TOO LOW
CURRENT TOO HIGH
CURRENT TOO LOW
CAL OVERDUE
REPLACE SENSOR
NOT CALIBRATED
CAL IN PROGRESS
Section 10 Replacement parts and accessories
Refer to the replacement parts and accessories section of the controller documentation for controller
parts and accessories.
Note: Product and article numbers may vary for some selling regions. Contact the appropriate distributor or refer to
the company website for contact information.
Replacement parts and accessories
Description
Box of 4 pre-mounted membranes
Calibration cap
Electrolyte filling screw
Electrolyte filling washer
Oxygen electrode without sensor body ppb
Oxygen sensor body ppb
Reference electrolyte 25 mL
Stainless steel flow cell
Syringe
20 English
Description
The measured temperature is >
50 °C
The measured temperature is <
0 °C
The measured current > 200 µA
The measured current < -0.5 mA
The Cal Reminder time has expired
The sensor has been in operation >
365 days
The sensor has not been calibrated
A calibration was started but not
completed
Resolution
Reduce sample temperature.
Increase sample temperature.
Make sure that the DO level in the
process water is within the
operating limits of the sensor.
Calibrate or replace the sensor.
Calibrate or replace the sensor.
Calibrate the sensor.
Replace the sensor cartridge and
calibrate the sensor. If the
calibration result is pass, reset the
membrane days in the DIAG/TEST
menu.
Calibrate the sensor.
Return to calibration.
Item no.
09185=A=3500
09182=A=1200
09078=C=1030
09078=C=1020
09182=A=1000
09078=C=1010
09181=A=3600
09078=A=2000
460150,21951