3.6. Connection of the SMALL board with address 11 for zoning the air fl ow (optional)
3 - CONNECTIONS
Connector J1
Connector J2
Connector J3 (Analog inputs)
Connector J4 (Digital inputs)
RX-/TX-
RX+/TX+
GND
Vout
RX-/TX-
RX+/TX+
GND
C1
NO1
NO2
NO3
C2
NO4
NO5
NO6
NO7
C3
NC7
G
G0
B1
B2
B3
B4
B5
B6
B7
GND
+Vdc
+Vdc
GND
+5 Vref
GND
Y1
Y2
Y3
DI1
DI2
DI3
DI4
DI5
DI6
DI7
DIC1
J2 - probe
power supply
J3 - analogue
inputs
J4 - digital
inputs
J5 - analogue
outputs
J6
J7
J8
J9
J10
J11
J1 - power supply
J12 - digital
outputs
J13 - digital
outputs
J14 - digital
outputs
L
L
N
N
230 Vac
Remote Off
Signal of alarm
SMALL
board
Serial connection with
the “zone” terminals
Return T probe of
zone 1 (optional)
Return T probe of
zone 2 (optional)
Return T probe of
zone 3 (optional)
Return T probe of
zone 4 (optional)
Outdoor T probe
(optional)
Opening status, damper of zone 1
Opening status, damper of zone 2
Opening status, damper of zone 3
Opening status, damper of zone 4
Opening signal, damper of zone 1
Opening signal, damper of zone 2
Opening signal, damper of zone 3
Opening signal, damper of zone 4
RX-/TX-
RX+/TX+
GND
shield
Serial
connec.
with the
control
board
Serial card RS485
shield
Connector J6
Connector J10
Connector J12 (Digital outputs)
Connector J13 (Digital outputs)
Connector J14 (Digital outputs)
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