Manual

BÜCHILabortechnikAG Operation|6
UltrasonicController 31/46
6 Operation
NOTICE
Riskofliquidsleakingintothehousingorelectricalcomponents.
Devicedamagebyliquidsanddetergentsandcorrosion.
1. Donotspillliquidsoverthedevice.
2. Wipeoffanyliquidsinstantly.
3. Placethedistilledwaterontothedesignatedreservoirplateontopofthe
B290.
6.1 Stallpoint,determination
1. Switchontheultrasoniccontroller.
2. Turntheadjustingknobcounterclockwiseuntilthedisplayshows0Watt.
3. Turntheadjustingknobclockwiseuntilthedisplayshows7Watt.
4. Switchontheperistalticpump.
• Usearateconsistentwiththeanticipatedflowratefortheapplication.
5. Turnthepowerleveldownuntilthenozzlehasstalled(atomization
ceases).
• Notethevalue(Watt)onthedisplaywhentheatomizationhasceased.
6. Switchofftheperistalticpump.
7. Increasethepoweruntiltheatomizingsurfacehascleareditselfofliquid.
8. Switchontheperistalticpump.
9. Setthepower1Wattabovethepreviouslynotedstallpoint.
• Ifthestallpointislessthan1.5Watt,increasethepowerlevelto
0.5Wattabovethestallpointvalue.
Note
Powersettingsarealsorelatedtoflowrate.Ifyouintendtouseflowrates
higherthanchoseninstep4,itmayrequirethatthepowerbeincreasedbeyond
theleveldeterminedinsteps5–9above.