Hettich UNIVERSAL 320 R User Manual

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Rev.: 04 / 11.2023
AB1401en_SA
Software operation
Starting
Set
7.3 Rotor detection
■
Rotor detection is performed after starting a centrifugation run.
■ If the rotor has been changed, the centrifugation run is cancelled after
rotor detection. The rotor code (red) is displayed.
■
If the maximum speed of the rotor used is less than the set speed, the
speed is limited to the maximum rotor speed.
7.4
Cooling (for centrifuges with cooling)
7.4.1 Instructions, cooling
The temperature setpoint can be adjusted from -20°C to +40°C.
The lowest achievable temperature is rotor dependent.
7.4.2 Standby cooling
After a centrifugation run, standby cooling is delayed and the display shows
‘Lid unlocked’ .
The delay time is adjustable from 1 to 5 minutes, in 1-minute increments. It
is preset to 1 minute.
■ The rotor is stationary.
■ The lid is open
1. Press and hold the [Cooling] button.
🡆 ‘t/min = X ’ is displayed after 8 seconds.
2. Use the [Rotary knob] to set the delay time.
3. Press the [START/IMPULS] button.
🡆 The setting is stored.
‘*** ok ***’ is displayed briey.
4. Press the [STOP/OPEN] button twice or wait 8 seconds to exit the
menu.
7.4.3
Precooling the rotor
The rotor is stationary.
1.
Press the [Cooling] button.
2.
Press the [STOP/OPEN] button.
🡆
Precooling of the rotor is terminated.
Ramp-down takes place with the selected brake level.
The brake level is displayed.
The precooling speed is adjustable from 500RPM up to the maximum rotor
speed in increments of 10 RPM. It is preset to 10000RPM.
■ The rotor is stationary.
■ The lid is open.
1.
Press and hold the [Cooling] button.
🡆 ‘t/min = X ’ is displayed after 8 seconds.
2.
Press the [Cooling] button.
🡆 Precooling speed ‘RPM = XXXX’ is displayed.
3.
Use the [Rotary knob] to set the precooling speed.

Hettich UNIVERSAL 320 R Specifications

General

Brand	Hettich
Model	UNIVERSAL 320 R
Category	Laboratory Equipment
Language	English