User`s guide

Figure 52:. Set Start and End Rate screen.
3. Select the Start Rate button (it should be selected by default as indicated by the active data entry box
to the right of the button). Enter the flow rate value desired using the keypad or select the Minimum
Rate or Maximum Rate button.
4. If the Units of Rate are not correct for your application, choose the Units button.
5. On the Units Selection screen, select the unit of measure (ml, µl, nl or pl) and the unit of time (sec,
min, hr) as appropriate, then choose Accept to confirm your selections.
6. Repeat Steps 3 to 5 for the End Rate by selecting the End Rate button and continuing data entry.
7. When all parameters are correctly set on the Set Rate screen, choose Accept to confirm your settings
and return to Step Definition screen.
8. Choose the Set Time and # Steps button to enter the Set Time & Steps screen.
9. Select the Total Time button (it should be selected by default as indicated by the active data entry box
to the right of the button). Enter the desired value using the keypad.
10. If the Units of Time are not correct for your application, select the Units button to toggle between sec
(seconds) and h:m:s (hours:minutes:seconds). To use the h:m:s option, enter your time value in hours,
minutes and seconds, separating each value with a colon.
11. Select the Number of Steps button and enter the desired value using the keypad.
12. When all parameters are correctly set on the Set Target Time screen, choose Accept to confirm your
settings and return to the Step Definition screen.
Harvard Apparatus PHD ULTRA
™
Syringe Pump Series User's Manual
Publication 5419-002-Rev-A
58
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sing The PHD ULTRA™