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6.4.3.
Turn the Mistral ON / OFF
Manual: The device is activated and shut down manually from the ON / OFF key.
Remote Control: Starter contact 24V DC, externally via potential-free contact.
6.4.4.
Turning-speed control
„Plus" (+) key – press to increase turning speed
„Minus" (-) key – press to decrease turning speed
Turning-speed ranges from a minimum of 20% to a maximum of 100%.
When the filter system is restarted, the turbine runs at the turning speed to which it was last adjusted.
6.4.5.
Volume-flow control
The Volume-flow control will be activated by pushing the key ENTER for 3 seconds – announcement: „flow
control" for 2 seconds.
Announcement:
Whenever the volume-flow control is activated, a letter "F" is displayed after the operating hours for the
Flowcontrol.
Operation of the "ENTER" button for 3 seconds deactivates the Volume-flow control – announcement "speed
control" for 2 seconds. The "F" disappears from the display.
Announcement:
The setting continues to be saved when the device is switched off, so that the filter device runs at the same
volume flow rate when it is restarted.
6.4.6.
Operating message
The operating message is activated whenever a negative pressure of 150 Pa is detected on the filter or raw
air side.
Indicator light: green
Output signal: switch (make contact) 24 V DC
6.4.7.
Collective error message "filter full"
Turning speed
Volume-flow control:
Display-announcement:
Acoustic indicator:
The filter must be replaced.
Indicator light:
Output signal:
The displayed error message, along with the buzzer signal, can be cancelled by pressing the "+" or "-" or
ENTER button.
The error message is displayed once more as soon as the control system has been switched off and on
again.
Operating Instructions Mistral (Plus), Mistral Eco (Plus), Mistral Super Plus 110 and 230V vers. 4.10
„___%____hF___%"
„___%____h___%"
When filter saturation reaches 100%
When filter saturation or turbine capacity reaches 100%.
„change filter"
Buzzer
red
24 V DC if the collective error message is not active.
Page 25 of 47
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