BWT Multipur AP Series Installation And Operating Manual page 14

GB GB GB GB
GB
Eingang Eingang Eingang Eingang Eingang
14 14
14 14 14
Set Set Set
Set Set
24 V 24 V 24 V 24 V 24 V ZLT ZLT ZLT ZLT ZLT Ausgang Ausgang Ausgang Ausgang Ausgang
Set Set Set Set Set
The required backwash interval must be set on
the filter.
Set Set
Press Set Set Set to set the interval
Key
Press Set Set Set Set for 5 sec. Set
Display dots flash;
device is in programming mode
Press Set Set Set Set Set
Set Set
Press Set Set Set
Press Set Set Set Set Set
Press Set Set Set Set
Set
Pressing the Set Set key again steps up the number Set Set
Set
of h h h h h (hours) or d d d d d (days).
The hours h h h h h run from 1 1 1 1 1 - 24
from 2 2 2 2 2 - 56 56 56
56, followed by the hours again etc. 56
Set Set
Press the Set Set Set key until the desired value has been
set. The value is saved 10 seconds after the last
input. The display dots go out. The unit backwashes.
The time until the next backwashing and the pres-
sure difference appear alternately in the display.
The pressure difference is only displayed for large
volumes of water.
The filter is ready for use.
For parallel operation only For parallel operation only For parallel operation only For parallel operation only For parallel operation only
When 2, 3 or a maximum of 4 filters are operated in
parallel, they must be electrically interlocked to
prevent simultaneous backwashing.
Insert an interlocking cable into the output of any
one filter, representing filter 1, and run the cable to
the input of filter 2. Insert the next interlocking ca-
ble into the output of filter 2, and run it to the input of
filter 3. The output of the last filter is returned to the
input of filter 1.
The required backwash interval must be set at the
filter to be backwashed first (master
The second filter (slave slave) must be set as follows: slave slave slave
Press Set Set Set Set for 5 sec.
Set
Display dots flash;
device is in programming mode
Display
SL 0 SL 0 SL 0 SL 0 SL 0
SL 1 SL 1 SL 1 SL 1 SL 1
SL 2 SL 2
SL 2 SL 2 SL 2
SL 3 SL 3 SL 3 SL 3 SL 3
1 h 1 h 1 h
1 h 1 h
24 24, followed by days d d d d d 24
24
master master master master) (see above).
SL 0 SL 0 SL 0
SL 0 SL 0