Hach CLF10sc User Manual page 20

Warning Description
TEMP CAL TO The Sensor Days value for the temperature
DO sensor is greater than the Cal Reminder value.
CL MAINT Chlorine sensor maintenance is recommended.
RECD
The slope is 30 to 45% of default or the slope is
250 to 300% of default.
The default slope is 100 mV/ppm (100%).
CL MAINT Chlorine sensor maintenance is recommended.
RECD
The offset is -50 mV to 45 mV or the offset is
45 mV to 50 mV.
PH MAINT pH sensor maintenance is recommended.
RECD
The slope is outside of the -50 to -61 mV/pH
range.
PH MAINT pH sensor maintenance is recommended.
RECD
The offset is outside of ±45 mV but within
±60 mV.
PH MAINT pH sensor maintenance is recommended.
RECD
The offset is outside of ±45 mV but within
±60 mV.
T MAINT RECD The temperature offset is outside of ±3 °C but
within ±5 °C.
Section 8 Replacement parts and accessories
Personal injury hazard. Use of non-approved parts may cause personal injury, damage
to the instrument or equipment malfunction. The replacement parts in this section are
approved by the manufacturer.
Note: Product and Article numbers may vary for some selling regions. Contact the appropriate distributor or refer to
the company website for contact information.
Parts
Description
Cable, gateway to controller, 1 m
Cable assembly, 4 pin, shielded, flow sensor, 2 m
Cable assembly, 5 pin, shielded, M12, chlorine sensor, 1 m
Fitting, inlet port for chlorine flow cell
Fitting, speed fit, outlet port for chlorine flow cell or inlet port for pH flow cell
20 English
Table 3 Warning list for the sensor (continued)
W A R N I N G
Resolution
Calibrate the temperature.
Do sensor maintenance and
then repeat the calibration, or
replace the sensor.
Do sensor maintenance and
then repeat the calibration, or
replace the sensor.
Clean the pH sensor, then
repeat the calibration with a
fresh buffer or sample, or
replace the sensor.
Clean the sensor and then
repeat the calibration, or
replace the sensor.
Clean the sensor and replace
the salt bridge and standard
cell solution and then repeat
the calibration, or replace the
sensor.
Calibrate the temperature.
Item no.
6122400
9160900
9160300
9159200 (1/4 in.)
9196400 (6 mm)
9159300 (3/8 in.)
9196500 (10 mm)