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Single Modbus network between the MASTER controller and the SLAVE_X controllers
ZONE 1
ZONE 2
ZONE 3
ZONE 4
ZONE 1
ZONE 2
ZONE 3
ZONE 4
SLAVE
SLAVE
ZONE 1
ZONE 2
ZONE 3
ZONE 4
ZONE 1
ZONE 2
ZONE 3
ZONE 4
SLAVE
SLAVE
ZONE 1
ZONE 2
ZONE 3
ZONE 4
ZONE 1
ZONE 2
ZONE 3
ZONE 4
SLAVE
SLAVE
MASTER
MODBUS
MODBUS
MODBUS
MODBUS
MODBUS
The MASTER controller is connected through Modbus to the SLAVE_X controllers.
The column pump is controlled by the MASTER controller.
Key:
remote season change,
external temperature sensor,
temperature sensor,
hot/cold water generator,
column pump,
valve,
circulator,
ÀRRUK\GUDXOLFFLUFXLW
thermal actuator,
thermal actuator with limit switch contact.