17
OVer
-5.0~
100.0°C
ORP
ORP input > 1999 mV
OVer
-5.0~
100.0°C
Salinity
Salinity > 80.0 ppt.
[Check calibration.]
[Check temperature reference and
temperature coefficient.]
Undr
-5.0~
100.0°C
Cond-Cal - after
pressing [Enter]
New cell constant > 1.3 (k=1.0).
[Use a new standard solution or
clean/replace probe.]
Undr
-5.0 ~
100°C
a. pH
b. pH-Cal
pH < -2.00.
When pH-Cal temperature>-5°C
and <-5°C
[Recalibrate or use a new standard
solution.]
Undr
0.0 ~
60.0°C
a. pH-Cal-STAND
b. pH-Cal-SLOPE
a. Offset mV< 30% of ideal offset.
b. Slope mV< 30% of ideal slope.
[Use a new buffer solution.]
[Replace electrode.]
Undr <
0.0°C
pH-Cal
Buffer temperature < 0.0°C.
[Bring buffer to a higher
temperature.]
[Replace temperature probe.]
Undr
-5.0~
100.0°C
Cond-Cal - after
pressing [Enter]
New cell constant < 0.7 (k=1.0).
[Use a new standard solution.]
[Clean/replace probe.]
Undr
-5.0~
100.0°C
ORP
ORP input < -1999 mV
[
Note:
If the unit still does not perform normally after the above
measures are taken, call
Jenco
Service Department.
]