Initial Operation; Opening And Closing The Lid; Opening The Lid; Closing The Lid - Hettich UNIVERSAL 320 Bedienungsanleitung

EN
8

Initial operation

 According to the laboratory instrument standards EN / IEC 61010-2-020 an emergency switch to separate power
supply in the event of a failure must be installed in the building electrical system.
This switch has to be placed remote from the centrifuge, prefered outside of the room in which the centrifuge is
installed or near by the exit of this room.
 Remove the transportation safety device from the bottom of the housing, see sheet "Transportation safety device"
 Position the centrifuge in a stable and level manner in a suitable place. During set-up, the required safety
margin of 300 mm around the centrifuge is to be kept according to EN / IEC 61010-2-020.
When the centrifuge is running, according to EN / IEC 61010-2-020, no persons, dangerous
substances or objects may be within the safety margin of 300 mm around the centrifuge.
 Do not place any object in front of the ventiduct.
Keep a ventilation area of 300 mm around the ventiduct.
 In the case of the centrifuge, type 1406-20, 1406-21, connect the nitrogen supply according to the enclosed
instruction sheet AH1406-20XX.
In the case of the centrifuge, type 1406-50, 1406-51, connect the refrigerating/heating circulator according to the
enclosed instruction sheet AH1406-50XX.
In the case of the centrifuge, type 1406-70, 1406-71, connect the refrigerating/heating circulator and the nitrogen
supply according to the enclosed instruction sheet AH1406-70XX.
It is mandatory that the centrifuge be connected according to the enclosed instruction sheet.
Make sure you observe the enclosed instruction sheet.
 Check whether the mains voltage tallies with the statement on the type plate.
 Connect the centrifuge with the connection cable to a standard mains socket. For connection ratings refer to
Chapter "Technical specifications".
 Turn on the mains switch. Switch position "".
The machine type and program version will be displayed and the LEDs light up. After 8 seconds,
OPEN OEFFNEN is displayed and the left LED on the
 Open the lid.
The last used centrifuge data will be displayed.
9

Opening and closing the lid

9.1

Opening the lid

The lid can only be opened when the centrifuge is switched on and the rotor is at rest. If it cannot be
opened under these circumstances, see the section on "Emergency release".
 Press the button
OPEN / STOP
extinguishes.
9.2

Closing the lid

Do not put your fingers between lid and housing.
Do not bang the lid shut.
If the left LED in the
lock goes into the basic position (opened).
 Place the lid and lightly press down the front edge of the lid. The locking action is effected by motor. The left LED
in the button
OPEN / STOP
38/121
. The lid unlocks via the motor and the left LED in the pushbutton
button flashes, press the
OPEN / STOP
lights up.
key blinks.
STOP / OPEN
button so that the motor-driven lid
OPEN / STOP
OPEN / STOP