Prevent Cooling Being Switched On During Run-Out; Key-Operated Switch - Hettich ROTINA 380 Robotic Bedienungs- Und Einbauhinweise

34.4

Prevent cooling being switched on during run-out

If necessary it can be set so that at the end of the centrifugation run during run-out, once the specified speed has
been attained, cooling is not switched on.
This avoids whirling up the sediment in the sample.
The speed can be set between 0 RPM and the maximum speed of the rotor (Nmax) in increments of 10.
When the rotor is at a standstill, the speed is set as follows:
This setting can only be made via the operating unit (key position "0" or "LOCK 2"). The functions of the
various key positions are described in the "Key-operated switch" chapter.
You can scroll backwards through the menu by pressing the
The operation can be cancelled at any time by pressing the
stored.

Keep the key held down for 8 seconds.
PROG
After 8 seconds,  Machine Menu  appears in the display.

Press the key as often as necessary until the ->Settings is displayed.
PROG

Press the key. The SOUND / BELL = off/on is displayed.
START

Press the key as often as is needed until the Cool dec speed = ... rpm.
PROG

Use the adjusting knob

Press the key to save the setting.
START
Briefly, Store Settings ... is displayed as confirmation, followed by -> Settings.

Press the key once to exit the "Settings" menu or press the
OPEN / STOP
"Machine Menu".
35

Key-operated switch

Only authorized skilled personnel may operate the device in the "TEACH" key setting.
The key is to be kept in a safe place so that it is protected from unauthorized access.
The following functions can be set with the key-operated switch when the rotor is at a standstill:
Key setting Function
0 No status display.
The centrifuge can be operated via the operating unit. No centrifugation run can be started via
the operating unit, however.
The centrifuge cannot be controlled via the interface.
LOCK 2 LOCK 2 is displayed in the "
The centrifuge can be controlled via the interface.
No programs can be called up or changed and no centrifugation run can be started via the
operating unit. Settings can be made in the "Machine Menu" via the operating unit.
TEACH Display e.g.
Teach
PROG
= : Position of the hatch
RPM
PROG
to set the value you want.
" field.
Open =Close
RPM
: Open the hatch (keep key pressed)
: Close the hatch (keep key pressed)
: Set rotor position 1. See the chapter "Setting rotor position 1".
key.
T/°C
key. In this case, the settings are not
OPEN / STOP
key twice to exit the
OPEN / STOP
EN
75/83