Agilent Technologies 8000 Series Manual del operador Pagina 82

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82 8000 Operator’s Manual
4 Operating the 8000
Main Menu Option 6 - Control APP 3/7
From the Main Menu, select option 6, Control APP 3/7. The APP 3/7
Control/Monitor screen displays.
4 Aspirt. Dwell Time Use this option to configure the aspiration dwell time. Aspiration dwell time is the
time the syringe plunger pauses at the bottom of a stroke to allow the medium being
drawn to overcome the vacuum generated by the drawn plunger.
Select option 4, Aspirt. Dwell Time. Enter an aspiration dwell time between 1 and 10
seconds and press ENTER. The recommended time is 10 seconds. The Set Syringe
Pump Parameters screen displays.
5 Full Stroke (hidden
option)
Use this option to configure the number of steps the stepper motor makes to draw the
syringe plunger its maximum stroke length.
Select option 5, Full Stroke. Enter a full stroke value between 0 and 19999 and press
ENTER. The recommended value is 19300. The Set Syringe Pump Parameters
screen displays.
If the volume dispensed by the syringe is outside of the required specifications based
on a 10 mL syringe size, the full stroke value can be adjusted using the following
calculation and solving for x:
target volume (mL)
= avg volume dispensed (mL)
x 19300
6 Pump Current (hidden
option)
Use this option to configure the pump current. The use of more viscous media
requires a higher pump current.
Select option 6, Pump Current. Enter a pump current between 0 and 8 and press
ENTER. The recommended value is 4. The Set Syringe Pump Parameters screen
displays.
Table 1 8 Set Syringe Pump Parameters Options (Apparatus 3 / 7)
Option Function
***APP 3/7 CONTROL/MONITOR***
1 DIP 2 STOP 3 GO TO ROW 4 HOME
SET RPM: 50 ACTUAL RPM: 000.0
SET BATH TEMP: 37.5 ACTUAL TEMP: 37.2
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