Watson-Marlow 505Du User Manual

Page 18

MAX

Calibration

If it is required to display the flow rate in ml/min the processor must be informed
which pumphead and tubing is being used. If your application requires accurate
indication of flow rate you should then proceed to a calibration dose.

In the main menu, Step to:

C A L I B

S E T U P

Press Enter at CALIB

C U R R E N T

R E - C A L I B

Press Enter to view current calibration

The display will show for a three seconds the pumphead, ml per revolution, tube
size and the speed at which the pump is set to run. The screen will then display:

C U R R E N T

R E - C A L I B

Step, Enter to recalibrate

If you have selected to enter a new head or tube, the display will now show:

H E A D

C A L - D O S E

Press Enter at HEAD

The first three pumpheads from the range are shown:

5 0 1 R L

5 0 5 L

3 0 3

Step to the pumphead fitted and press Enter

All the tube sizes which can be used in the pumphead selected are shown.

0 . 5

0 . 8

1 . 6

3 . 2

Step to the tubing fitted and press Enter

The display will now confirm your selection of pumphead and tubing:

5 0 1 R L

3 . 2 M M

Confirmation screen

Then the display will move on to request if a calibration dose is required.