Hach AN-ISE sc Mode D'emploi page 19

6.2 Warnings
Displayed warnings
RFID data
NH mV is out of range!
4
1,2
K+ mV is out of range!
1,2
NO mV is out of range!
3
1,3
Cl- mV is out of range!
1,3
Reference electrode 1
mV is out of range!
Reference electrode 2
mV is out of range!
Temperature is out of
range!
The cartridge has
expired.
NH -N concentration is
4
1,2
high.
NH -N concentration is
4
1,2
low.
NO -N concentration is
3
1,3
high.
NO -N concentration is
3
1,3
low.
K+ concentration is high.
1,2
K+ concentration is low.
1,2
Cl- concentration is high.
1,3
Cl- concentration is low.
1,3
English
n the event of a sensor warning, all menus, relays and outputs
I
continue to function as normal but a warning symbol lights up.
Warnings may be used to activate a relay; users can set warning
levels to define the severity. Warnings are defined in
Table 3 Warnings
Cartridge faulty, read process failed
Ammonium mV value is close to measuring range limit
Potassium mV value is close to measuring range limit
Nitrate mV value is close to measurement range limit
Chloride mV value is close to measurement range limit
1st reference value is close to limit
2nd reference value is close to limit
Temperature is close to limit
Sensor cartridge more than 1 year old
Ammonium concentration value exceeds measuring range
Ammonium concentration value is below measuring range
Nitrate concentration value exceeds measuring range
Nitrate concentration value is below measurement range
Potassium concentration value exceeds measuring range
Potassium concentration value is below measuring range
Chloride concentration value exceeds measuring range
Chloride concentration value is below measurement range
Cause
Troubleshooting
Table 3.
Resolution
Replace cartridge, check probe
with test cartridge
Refer to 6.3.1 Troubleshooting
during operation, Page 21.
Replace the sensor cartridge
See 6.3.1 Troubleshooting during
operation, Page 21.
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