Initial Startup
13
DG 2.1S user manual V6880, version
3.3
Device defect
Very high pressures can damage the degasser membrane. The membrane can
withstand a maximum pressure of 7 bar.
Never connect the degasser to the pump outlet.
Procedure
1. Connection of the chambers in the direction of the arrow.
2. Remove the blind fittings from the degassing chamber inlets and outlets that
are to be used. Keep the filler caps.
3. Unused in and outlets have to be closed with blind fittings to prevent con-
tamination of the disconnected chambers.
4. The inlets of the degasser chambers are connected to the solvent containers
by means of Teflon tubes.
5. Teflon tubes are also connected to the outlets of the degassing chambers,
with screw fittings and seal rings. These tubes are then connected to the
respective pump.
Switching On the Degasser
Requirements
All lines have been connected correctly.
Unused degasser chambers have been sealed off with blind fittings.
Device defect
Changes of the environmental temperature cause condensation inside the
device.
Allow device to acclimate for 3 h, before connecting to power supply and
taking into operation.
Note:
Purge the degasser when changing solvents
Note:
Regularly check the capillaries for leaks.
Procedure
1. Switch off the power supply.
2. Connect device with power supply
3. Connect the power supply of the device to the mains.
4. Switch on the power supply. During the start procedure, the LED flashes yel-
low for approx. 30 seconds. After the specified vacuum value has been
reached, the LED lights up green permanently. The device is now ready for
operation.
