Fujitsu Airstage UTY-RSRY - Page 608

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TRANSMISSION WIRING FLOW
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Step 1 : Decide to use feature of Automatic Address Setting depending on
system design
Decide to use Automatic Address Setting or Manual Address Setting.
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Automatic Address Setting → Step 2 (1)
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Manual Address Setting → Step 2 (2)
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Step 2 : Conrm Transmission Wiring
(1) Automatic Address Setting
Connect the transmission cable like as Fig 3-1, 3-2.
Transmission line
Refrigerant system 1
Refrigerant system 2
Refrigerant system 3
Transmission line
Transmission line
Fig. 3-1
Fig. 3-2
Indoor unit Indoor unit Indoor unit
Outdoor unit
Outdoor unit
Outdoor unit
Indoor unitIndoor unit Indoor unit Indoor unit
Indoor unitIndoor unit Indoor unit Indoor unit
Refrigerant system 1
Refrigerant system 2
Refrigerant system 3
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X1, X2 : Indoor units to outdoor unit
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Z1, Z2 : Connection for di󰀨erent refrigerant circuit of outdoor unit
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SYSTEM DESIGN SYSTEM DESIGN