Message
Passwords do not match, try again
Program memory error
Data memory error
No matching data found in memory
Sensor ID already exists, previous SN will
be overwritten
8.5 Error limits
Message
Out of range
Buffer/standard temp. out of range
Offset out of range
Slope out of range
Wrong buffer
Invalid pH for user-defined buffer
ATC measured temperature is different to
the user-defined value
Cal. 1 out of range
Cal. 2 out of range
SevenGo Duo pro™
Description and Resolution
The confirmation PIN does not match with the entered PIN.
Reenter PIN.
Meter recognizes internal error during start-up.
Switch the meter off and back on.
Contact METTLER TOLEDO service if problem persists.
The data could not be stored in the memory.
Switch the meter off and back on.
Contact METTLER TOLEDO service if problem persists.
The entered filter criterion does not exist.
Enter a new filter criterion.
Two sensors with the same ID but different SN are not allowed in
the meter. If a different SN has been entered for this sensor ID
previously, the old SN will be overwritten.
Enter a different Sensor ID in order to keep the previous ID
and SN.
Range not accepted
pH
mV
[O
]
2
[O
]
2
[O
]
2
T (pH)
T (DO)
| Eref1-Eb | > 60 mV
| Eref1-Eb | > 60 mV
I ∆Eref1I < 10 mV
I ∆pHI < 1 pH
| tATC-tbuffer | > 1 °C
I
T
<-2.000 or > 19.999
<-1999.9 or > 1999.9
< 0.1% or > 600 %
< 0.01 mg/L or > 80 mg/L
< 0.01 ppm or > 80 ppm
< 5 or > 50 °C
< 0 °C or > 50 °C
< 40 nA or > 110 nA
< 0 nA or > 2 nA
Maintenance 29