OPERATING INSTRUCTIONS 20
4. OPERATING INSTRUCTIONS
Misuses include: a) Impeding air flow.
b) Incorrect positioning of the probes with respect to the
transducer (see section 2.4).
c) Lack of probe maintenance (see section 2.5).
d) Probe in liquid (foaming)
4.1 Manual Control
a) Plug the 3 pin plug into the power outlet. Switch the green supply rocker
switch to its ‘ON’ position (its inner LED will illuminate).
b) Open the door, place the vessel containing the sample to be treated on the
Table or if a test tube, clamp in position and set up for sonication as
required. Close the door.
c) Press the Time Hold switch, the GREEN sonication lamp will illuminate and
sonication can commence once amplification is set and the Start button is
pressed.
d) If not set, then select amplitude level required.
e) After sonication is complete, switch the supply rocker switch to its ’OFF’
position.
4.2 Timer Control
a) Carry out instructions in section 4.1 a) and b).
b) Set time, 1 to 10 minutes, by pressing the UP or DOWN arrows.
Immediately the Start button is pressed the green sonication lamp will light
up, and after the time selected on the timer has run out, sonication will
cease and the green lamp will go off.
4.3 Optional Process Timer Unit (230V units only)
a) Place the Process timer Unit on top of the Soniprep.
b) Connect the two cables from the process timer - one terminating in a three-
pin plug (power) and the other terminating in a five-pin plug (control) - to the
corresponding sockets on the rear of the Soniprep.
4.4 Operating Instructions
a) Set up the desired operating conditions on the digital switches of the
process timer unit.
Ensure the Soniprep power is ON and that the amplitude is set as required.
c) Switch on the process timer mains switch. The green mains lamp will
illuminate.
d) Press the start switch push-button on the process timer unit.
The Soniprep will now operate under the control of the process timer unit.
If it is required to stop the process during sonication, press the stop button on
he process timer unit. Sonication will cease and the timer will reset for the next
cycle.
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