Error List; Section 10 Replacement Parts And Accessories - Hach 9582sc User Manual

A list of possible warnings is shown in
Warning
DO TOO HIGH
DO TOO LOW
TEMP TOO HIGH
TEMP TOO LOW
CURRENT TOO HIGH
CURRENT TOO LOW
CAL OVERDUE
REPLACE SENSOR
NOT CALIBRATED
CAL IN PROGRESS

9.3.2 Error list

Errors may occur for various reasons. An error icon consists of an exclamation point within a circle.
When an error occurs, the error icon and the measurement screen flash alternately in the main
display. All outputs are held when specified in the controller menu. To view errors, push the menu
key and select DIAGNOSTICS. Then select the device to view any problems associated with that
device.
A list of possible errors is shown in
Error
ADC FAILURE
TEMP SENSOR MISSING

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.
20 English
Table 3.
Table 3 Warning list for dissolved oxygen sensors
Description
The measured value is > 40 ppm
The measured value is < 0 ppb
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
Table 4.
Table 4 Error list for dissolved oxygen sensors
Description
The analog to digital conversion
failed
The temperature sensor is missing
or disconnected
Resolution
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.
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.
Resolution
Power off and power on the
controller. Call technical support.
Examine the wiring and connections
for the sensor and for the module.
Make sure that the terminal block is
fully inserted into the module.