R-Biopharm KOBRA CELL, Instruction Manual

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R-Biopharm Rhone Ltd
4.5
Precautions to Take Before
Running the KOBRA
®
CELL
• This device has only to be used with the supplied
power pack.
• Always ensure there is a mobile phase flowing
through the KOBRA® CELL before switching on
the current source.
• Do not switch on without mobile phase flowing
through the KOBRA® CELL or the membrane will
be damaged.
• It is advised to run the mobile phase through the
KOBRA® CELL for 30 minutes prior to analysis.
• Always turn off the KOBRA® CELL power pack
before turning off the HPLC pump.
• Always use HPLC grade solvents (with minimal
benzene content) from a quality supplier and
maintain fresh supplies of potassium bromide.
• Never flush 100 % solvent through the
KOBRA® CELL as this can damage the membrane.
4.6
Operating the KOBRA
®
CELL
The KOBRA® CELL power pack is turned on by
moving the switch to the ‘On’ position. To shut
down the device move the switch to the ‘Off’
position.
4.7
Error LED
• The LED will light up if there is no KOBRA® CELL
attached to the current source.
• The LED will also light up when the KOBRA® CELL
is dry and the flow of the current source is
inhibited.
Power Light
Error Light