3-22 Using the Waters 515 Pump
3. Press Menu until the HPL parameter appears. Press Edit/Enter, then
use the Up or Down key to increase or decrease the value of the
parameter. Note that the increment of change varies according to the
selected Unit parameter.
4. Press Menu until the LPL parameter appears. Press Edit/Enter, then
use the Up or Down key to increase or decrease the value of the
parameter. Note that the increment of change varies according to the
selected Unit parameter.
5. Press Menu until the Mode parameter appears. Press Edit/Enter, then
use the Up or Down key to set the parameter to Local. Press Menu to
store the parameter setting and display the next menu item (Comp).
6. If you need to change the Comp setting for your run, press Edit/Enter to
activate the blinking cursor, then use the Up or Down key to enter the
desired setting. See “Adjusting for eluent compressibility” on page 3-24,
for instructions on how to adjust the Comp setting for a change in run
conditions. When you finish, press Menu to store the parameter setting
and display the next menu item (Calibrate).
7. Press Menu until the Unit parameter appears. If you need to change the
Unit, press Edit/Enter to activate the blinking cursor, then use the Up
or Down key to enter the desired setting. Press Menu to store the
parameter.
8. Once all parameters values are correctly set, press Run/Stop to start the
pump. Operation continues until you press Run/Stop to stop the pump.
Tip: To immediately stop the pump, press the Run/Stop key.
Remote pump operation
Follow the steps in this procedure if your HPLC system is set up so that you
remotely control the operation of the 515 pump through a data management
system or external controller.
Before operation
Before you operate the pump in a remote configuration, make sure:
• You have already completed any required priming, purging, and
equilibrating as described in “Preparing the 515 pump” on page 3-13.
• Eluent reservoirs are filled with filtered, degassed eluent.
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