Master - Slave Net Work - Sakura SFP-KM-DLY Series Installation Manual

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DLY (DELUXE) SERIES HYDRONIC CASSETTE

MASTER – SLAVE NET WORK

A number of units can be grouped together via communication cable to form a group network. The maximum

grouping is 32 fan coils. The master unit can global control and/or addressable control the salve unit(s): on/off,

mode, set temperature, swing, sleep and fan speed and 7 days weekly timer on/off program.

1. MASTER – SLAVE INSTALLATION

HANDSET AS MASTER CONTROL UNIT:

a) Connect all the units PCBs according to the wire color and type of connector.

b) Select the master unit by closing the SW6 DIP switch on the main PCB

c) Ensure the SW6 DIP switch in the PCB of the slave unit is opened.

d) Switch on the units by connecting the main power supply.

e) Using the handset set the operation parameters for the Master unit which will automatically send the settings to

the slave units.

f) Master unit will beep twice confirming receipt of commands while Slave unit will beep once.

WALLPAD AS MASTER CONTROL UNIT:

a) Connect all the units PCBs according to the wire color and type of connector.

b) Select the master unit by closing the SW6 DIP switch on the main PCB

c) Ensure the SW6 DIP switch in the PCB of the slave unit is opened.

d) Provide each slave unit an addressable code by closing SW1 – SW5 DIP switch according to the DIP switch

chart.

e) Switch on the units by connecting the main power supply.

f) Using the wall pad set the operation parameters for the Master unit which will send the setting to the slave units

based on Global-control communication or Addressable communication methods.

g) Master unit will beep twice confirming receipt of commands while Slave unit will beep once.

2. MASTER – SLAVE WIRING

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