37
01/13424999894
S
S
P
P
O
O
09 10 12
4 3 2 1
09
4 3 2 1
4 3 2 1
STOP
STOP
STOP
S
S
P
P
O
O
S
S
P
P
O
O
09 10 12
STOP
12
10 11
09
12
10 11
A1 A2 A1 A2
24 V DC
24 V DC
A1 A2 A1 A2
- +
-
+
M
=
24 V DC
M
=
24 V DC
M
=
A1 A2 A1 A2
M
=
M
=
M
=
M
=
M
=
M
=
M
=
A1 A2 A1 A2
M
=
M
=
M
=
M
=
24 V DC
24 V DC
- +
-
+
Connection
2. Connecting diagram drive
Junction box
one drive (direct)
two drives (direct)
several drives via junction boxes
one vent switch LTA11
one vent switch LTA25
Jumper
Jumper
several vent switch LTA11
several vent switch LTA25
Jumper
last vent switch
last vent switch
3. Connecting diagram vent switch
iVent 8A
iVent 8A
iVent 8A
iVent 8A
iVent 8A
iVent 8A
iVent 8A
*
*
*
*
* For polarity for OPEN/CLOSED see operating instructions for the drives in use.
Ventilation control panel iVent 8A