Prevent Cooling Being Switched On During Run-Out; Key-Operated Switch - Hettich ROTANTA 460 Robotic Bedienungsanleitung

EN
31.4

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".
32

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 control panel.
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 via the operating unit. A 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
74/155
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