Indoor Unit Automatic Address Setting - Fujitsu Airstage J-II Series Design & Technical Manual

Small vrf system

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1-5-2. INDOOR UNIT AUTOMATIC ADDRESS SETTING

● The Indoor Unit Automatic Address Setting function can be used for a maximum of 64

indoor units installed within the same refrigerant system. However, a maximum of 45

indoor units can be installed within the same refrigerant system.

● The Indoor Unit Automatic Address Setting function cannot be used for indoor units being

connected to other refrigerant systems via the network.

(Refer to "4-3. TRANSMISSION LINE" in Chapter 6. "SYSTEM DESIGN".)

● When setting addresses automatically for indoor units, be sure to position "IU AD x10"

(SW6), "IU AD x1" (SW7), "REF AD x10" (SW8) and "REF AD x1" (SW9) at 0 (Factory

● When an indoor unit address is set up, a refrigerant circuit address is also set up at the

same time. (The refrigerant circuit address of an outdoor unit being connected within the

same refrigerant system is set up.)

1) After verifying that the system is operating normally, press the MODE/EXIT button (SW107)

2) Press the SELECT button (SW108) to display "F3" on the LED104.

(Monitoring mode)

(The display of the LED104 changes each time the SELECT button is pressed.)

*1 : The "F1" and "F9" modes are used for maintenance, so do not set them in regular

3) When "F3" appears on the LED104, press the ENTER button (SW109).

A flashing display appears on the LED105.

4) Press the SELECT button (SW108) to display "11" on the LED105.

(Setting mode)

- (07 - 48) -

(Function mode)

(Error history mode)

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