User guide

6.11 818 IC Pump
IC Net 2.3
131
used. If the pump exceeds the preset limit
value during operation, it is switched off
immediately. At the same time, the Pressure
field color in the 818 settings window and in
the WATCH WINDOW is changed to the
value set for Out of range.
The set minimum limit value should lie far
enough below the particular operating
pressure. If the pump pressure falls below
this preset lower limit during operation and
this pressure drop persist for several revolu-
tions of the pump cam due to leaks or inter-
rupted inflow of the eluent, the pump is
automatically switched off. At the same
time, the Pressure field color in the 818 set-
tings window and in the
WATCH WINDOW is
changed to the value set for
Out of range.
<Set> Send current parameters immediately to the
818 IC Pump (only available if pump is run-
ning). Parameters are not stored in the sys-
tem file (*.smt) as long as the file is not
saved.
<Start> Set current parameters and start 818 IC
Pump drive.
<Stop> Stop 818 IC Pump drive.
Time program
The
Program tab of the 818 IC Pump window a user-defined time
program can be entered. This program is started automatically as
defined in the Start mode window (see section 4.4.3) either at the
moment the determination is started (
Start with determination) or at
the moment the sample is injected (
Start with inject).