14
ELECTRIC
AL CONNECTIONS
EXTERNAL ELECTRICAL CONNECTION
with Vallox ProControl control 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
10 V, control voltage
of the ventilation unit
Y2
DI1 Boost at the cooker hood
A1
24 VAC 1 A, 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...10V
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
24V
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 24 VAC 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
