12
ELECTRIC
AL CONNECTIONS
EXTERNAL ELECTRICAL CONNECTION
with Vallox ProControl panel
EXTERNAL ELECTRICAL CONNECTION
with an external control panel
Wiring between the control panel and the ventilation unit, NOMAK 2x2x0.5+0.5
Ventilation unit cable
Control panel connector
S
Y1
+
leave disconnected
-
G0
LED
S/DI2
CONTROL PANEL
G
24 Vac feed
S/DI2
Error relay
G0 0 Vac
G0
0 Vac
Y1
10V, control voltage
of the ventilation unit
Y2
DI1 Boost at the cooker hood
A1 24 Vac 1A, intermediate
relay control
Y3
A2
Y4
U1 0...10 V, humidity boost
A+ RS-485
B-
RS-485
C
RS-485 Common
RH%
optional
946147
Nomak
2x2x0,5+0,5
0...10 V
LED
G
G0
Y1
Y2
DI1
A1
Y3
A2
Y4
U1
A+
B-
C
S/DI2
G0
Vallox ProControl
949034
S
LED
S
+
+
-
-
B term
CONFIG
Control signal S
Cooker hood
or boost switch
11.2 VDC / +
GND / -
DISTRIBUTION
BOARD
L N
24 V
Error relay / LED
Nomak 2x2x0,5+0,5
Modbus
RS-485
Nomak
2x2x0,5+0,5
Cable types specified in the drawing are indicative
2x0.5
2x0.5
Internal connection
of the ventilation unit
The phase of 24VAC feed is connected
to the control panel connector G and
the neutral to the connector G0
Control signal S
GND / -
An external 0-10 VDC
voltage can be
connected to the S
and GND connectors
for fan control.
External control panel
S
S
+
+
-
-
GND / -
LED LED
Internal connection
of the ventilation unit
Control signal S
11.2 VDC / +
Error relay / LED
