installation
Electrical diagram
COVER
SYSTEM
INTERFACE
CONNECTION
POWER SUPPLY
230 V
SAFETY
THERMOSTAT
CIRCULATION PUMP
(*)
CONNECTION OF
EXISTING BOILERS
LED signals
GREEN LED (left)
off
fi xed
fl ashing
GREEN LED (central)
Light off
Fixed light
Flashing light
RED LED (right)
Light off
Fixed light
FUSE
230 V
230V
P1
V1
AUX1
N
L
N
L
L- N L+
A1 A1
(*)
SOLAR
DIVERTER VALVE
(where present)
power supply OFF
power supply ON
powered ON, board in manual mode
BridgeNet® Bus communication absent or not-OK
BridgeNet® Bus communication present
scanning or initialisation of BridgeNet® Bus communication
no operation error
presence of one or more operation errors
S1
S2
S3
S4
BUS BUS
B
T B
T
HEATING RETURN SENSOR
(where present)
HIGH INDIRECT CYLINDER SENSOR
LOW INDIRECT CYLINDER SENSOR
COLLECTOR SENSOR
LUMINOUS LEDS
BRIDGENET® BUS
NETWORK
17
GB