Metrohm 799 GPT Titrino - Manual (Page 192)

4.1. Error and special messages
799 GPT Titrino
188
check T-sensor
No temperature sensor is attached (with MEAS T or if the
temperature monitoring is active).
Exit: Connect Pt100 or Pt1000 or .
DX ↑ / ↔ overload
The motor of dosing drive X has reached its current limit
because the piston or the cock resp. doesn't move.
Exit: then . Check and clean the wet part. If
everything is ok, remount it and press : The dosing
drive will be initialized.
data lost
The data of the memory card are lost as the battery tension
was lower than 2.37 V.
Exit: .
data set reevaluation
Message if Titrino is reevaluating downloaded measuring point
lists.
directory already exists
The directory exists already.
Remedy: and enter a different directory name or
delete the directory with the same name.
division by zero
The result could not be calculated as a divisor in the formula
was equal to zero.
Exit: Enter appropriate value.
EP overflow
In a DET or MET titration 9 EP's or more were found. The first 9
EP's will be listed.
Remedy: Recalculation of data with higher EP criterion.
limit
Message in the measuring point list: More than one limit value
of the activated monitoring functions has been violated.
manual stop
The determination has been manually stopped.
meas out of limit
The determination has been stopped as a limit value of the
measured value monitoring has been violated.
meas
Message in the measuring point list: A limit value of the
measured value monitoring has been violated.
meas.pt list overflow
Maximum 500 measured points can be stored.
Exit: Use start criteria or select larger time interval.
missing EP
An EP needed for calculation in a formula is missing.
missing fix EP
A fix EP needed for calculation in a formula is missing.
missing fix time
A fix time C6X needed for calculation in a formula is missing.
missing fix V
A fix V C5X needed for calculation in a formula is missing.
missing rate
A rate C8X needed for calculation in a formula is missing.
no end set
With DOC the end of the ramp has not been set.
Exit: and set end.
no.EP not corresponding
In DET or MET titrations, the number of EP's actually found
does not match the set windows: Exactly 1 EP per window has
not been found.
no EP set
In SET or STAT, no EP has been set.
Exit: and set EP.
no meas.quantity
In DOS or TIP a manual measurement () has
been performed without defining a measuring quantity.
Exit: and define measured quantity.
no memory card
The memory card is not inserted (correctly).
Remedy: or rectify fault.