27
INSTALLATION
2.7.3
Bus connections Block diagram 1
MANAGING CONNECTIONS
OUT 0-10 V
BUS 1
19 20 21 22
19 20 21 22
BUS 2
BUS 2
BUS
15 16 17 18
15 16 17 18
MO1
ACCESSORY CONNECTIONS FOR ADDITIONAL ZONE
SAFETY
THERMOSTAT
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
ROOM
THERMOSTAT
FLOW
SENSOR
BUS
BUS
MIX VALVE
PUMP
L
L L
N
N L
N
BUS