YOKOGAWA SC72 - Causes of Abnormal Measured Value; Other Conditions

IM 12D03D02-01E
6-3
6. Troubleshooting
(5) or Out of measurement range
Possible Cause:
Conductivity is over the maximum value on the range.
Corrective Action:
For manual ranging, select an appropriate range. If value exceeds maximum of
highest range (or when on autorange), use a more appropriate sensor (see Sec. 4.3
(3)).
6.3 Causes of Abnormal Measured Value
If error messages do not occur, but measured values seem incorrect, check the
following:
• Are cell constants and temperature coe󰀩cients correctly set?
• Is the sensor properly connected to the meter?
• Are bubbles attached to the electrode portion?
• Is the sensor damaged or dirty?
6.4 Other Conditions
• An alarm sounds
The alarm is set to sound at the preset alarm time. Refer to Section 4.3 (9), “Alarm
time setting (ALM) panel.”
• Beeps
The beep sound to acknowledge a key press can be enabled/disabled. Refer to
Section 4.3 (11), “Set beep on/o󰀨 (bZ.o) panel.”