Metrohm 756 KF Coulometer - Manual (Page 65)

4.1 General rules
756/831 KF Coulometer, Instructions of Use 57
4.1.4 Error messages
Error messages are added to the status messages and separated from them
by the sign ";".
E20 Check exchange unit.
Exit: Mount Exchange Unit (properly) or &m $S.
E21 Check electrode, short circuit.
Exit: Rectify fault or &m $S.
E22 Check electrode, break.
Exit: Rectify fault or &m $S.
E23 Division by zero.
Exit: The error message disappears on next start or on recalculation.
E24 Check drive unit.
Exit: Connect drive unit (correctly) or &m $S.
E25 Change reagent.
Exit: Error message disappears on next start or clear reagent counters
&Config.Monitoring.Reagent.ClearCount $G.
E26 Manual stop.
Exit: The error message disappears on next start.
E28 Wrong object call up
Exit: Send correct path for object. Start path at root.
E29 Wrong value or no value allowed.
Exit: Send correct value or call up new object.
E30 Wrong trigger, this trigger is not allowed or carrying-out of action not
possible.
Exit: Send correct trigger (exception: $D) or call up new object.
E31 Command is not possible in active status. Repeat command in inactive
status.
Exit: Send new command.
E32 Command is not possible during titration. Repeat command during the
conditioning phase or in inactive status.
Exit: Send new command.
E33 Value has been corrected automatically.
Exit: Send new command.
RS receive errors:
E36 Parity
Exit: <QUIT> and ensure settings of appropriate parameters at
both devices are the same.
E37 Framing error
Exit: <QUIT> and ensure settings of appropriate parameters at
both devices are the same.
E38 Overrun error. At least 1 character could not be read.
Exit: <QUIT>
E39 The internal working-off buffer of the KF Coulometer is full (>82
characters).
Exit: <QUIT>