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A backwash interval of 45 days is set
as standard.
To open the drive, rotate 90°
Drive vertical = Valve closed
Drive horizontal = Valve open
7.1
Triggering the backwash automatic through the building
management system (BMS)
The backwash automatic can be remotely
triggered
a) by a floating relay output
b) through a transistor output
The pulse length must be at least one
second. Backwashing runs only if the inputs
START and U+ have been separated again.
Additional features
7
a) Relay output
b) Transistor output
