HAVER & BOECKER USC 200 S, Руководство по эксплуатации

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Ultrasonic cleaning process
© Copyright 2017 by HAVER & BOECKER 10.2017
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7.1 Starting the cleaning process manually
Turn the turning knob ( Illustration 4.7.B .) to the right (clockwise)
to switch the unit on.
For short period operation set the required cleaning period at
the turning knob.
The LED indicates the set time.
Press the key
►
■
to start the ultrasonic operation.
The unit starts the ultrasonic (cleaning) process.
In addition to the set time the remaining time is indicated by the
flashing LED.
The ultrasound is automatically switched off when the set
period has run down.
For continued operation turn the turning knob clockwise into
∞
position. In this operating mode there is no automatic switch-
off. The ultrasonic activity must be switched off by hand after
the ultrasonic process has been finished. For this press the
key
►
■
or turn the turning knob back into „OFF“ position.
Attention :
Turn the turning knob into „OFF“ position only
clockwise!
In order to avoid unintended continued operation, the unit is
equipped with an automatic safety switch-off. The unit switches
off completely after 12 h continued operation. In case you wish
to continue operation start the unit again.
7.2 Sieve cleaning mode
The USC 200 S can be operated in a special sieve cleaning
mode.
The sieve cleaning mode is a special ultrasonic mode that has
been designed for the cleaning of analysis sieves. Two different
ultrasonic operating modes (Pulse and Sweep) are operated
alternatingly in a pre-defined programme which guarantees the
perfect cleaning of the sieves.
Turn the turning knob ( Illustration 4.7.B .) to the right (clockwise)
to switch the unit on.
Set the required cleaning time (short period operation or
continued operation) as described in
section 4.7 .
Press the key
►
■
to start the ultrasonic operation.
Press the key sieve clean . to activate the sieve cleaning mode.
Sieve cleaning, degas and sample preparation modes cannot
be operated simultaneously.
Switch unit on
Short period
operation
Continued operation
How to proceed
Set cleaning time
Start ultrasonic
operation
Start sieve cleaning