Description Of The Operating Modes - Thermo Scientific Safe 2020 Operating Instructions Manual

6. Handling and control
6.2

Description of the operating modes

The following operating modes exist for the device:
• Calibration mode (after initial start-up,
version Maxisafe 2020)
• OFF mode
• Work mode
• Window open mode
• Standby mode
• UV mode
OFF mode: The device is at "idle". Utilized for charging the sample chamber
or for cleaning and disinfection, the front cover can be opened when the front
window is completely closed.
• The air system blowers are switched off.
• The sample chamber illumination is available.
• The internal power supply within the sample chamber is available:
• If the internal power supply is activated, the yellow status indicator
INTERNAL POWER SUPPLY ACTIVATED
• The display shows the time. If the timer has been activated, the display
alternately shows the current time and the preset switching time for the
timer.
• The contact for the external device connection is not available.
Work mode: Ensures personal and material protection. In this operating mode,
the work process is run within the sample chamber. The device is in the work
mode when the front window has been moved into the working position and the
airflow is steady.
• The front window is in the working position:
• The green status indicator
illuminated.
• No audible alarm signal.
• The air system blowers are switched on to ensure steady airflow:
• The green status indicator
• The sample chamber illumination is available.
• The power supply for the sample chamber outlets is available:
• If the internal power supply is ON, the yellow status indicator
POWER SUPPLY ACTIVATED
• The monitor-contact for the external device connection is available:
• If the contact is activated, the yellow status indicator
CONTACT ACTIVATED
• The display can show values for: Operating hours, downflow velocity, and
exhaust airflow velocity.
Window open mode: Designates the condition when the window is open and
located outside the working position. To install and remove accessories, the front
window can be opened or moved upwards.
• The airflow system blowers are switched on:
• The red status indicator
• The front window is not in the working position:
• The red status indicator
illuminated.
• The work space illumination is operational.
is illuminated.
FRONT WINDOW IS IN WORKING POSITION
is illuminated.
AIRFLOW STEADY
is illuminated.
is illuminated.
s illuminated.
AIRFLOW NOT STEADY I
FRONT WINDOW NOT IN WORKING POSITION
Operating Instructions Safety Cabinet Safe 2020 / Maxisafe 2020
is
INTERNAL
POTENTIAL-FREE
is
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