Hitachi RASC UTOPIA RCI-2.0FSN1E Installations- Und Betriebshandbuch Seite 112

ELECTRICAL WIRING
13.3.4. SINGLE, TWIN, TRIPLE AND QUAD DIP SWITCH SETTING
Dip Switch Setting (No H-Link example:)
-
SINGLE
Dip switch setting (H-Link example)
-
Cycle Nº0
Before
shipment
Name of Dip
Unit
Refrigerant
Outdoor
Unit
End Terminal
Resistance
Refrigerant
Indoor Unit
Indoor Unit
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TWIN
Cycle Nº1 Cycle Nº2
Cancelation Cancelation
Setting Before
Mark
Switch Shipment
DSW4
Cycle
1 2 3 4
DSW5-1P
1 2
DSW5
Cycle
1 2 3 4
RSW
Address
manuals search engine
TRIPLE
Mark
DSW5 (End Terminal Resistance)

DSW4 (Refrigerant Cycle)

Outdoor Unit

Indoor Units

DSW5 (Refrigerant Cycle)

RSW (Indoor Unit Address)

For setting refrigerant cycle address of outdoor unit. Set the DSW4 not to overlap
the setting of other outdoor units in the same H-LINK system
For matching impedance of transmission circuit. Set the DSW5 according to the
quantity of outdoor units in the H-LINK system.
Setting of End Terminal Resistance
Before shipment, No.1 pin of DSW5 is set at the "ON" side.
In the case that the outdoor units quantity in the same H-link is 2 or more, set No.1
pin of DSW5 at the "OFF" side from the 2nd unit. If only one outdoor unit is used,
no setting is required.
For setting refrigerant cycle address of indoor unit. Set the DSW5 corresponding to
the address of outdoor unit in the same refrigerant cycle.
For setting indoor unit address. Set the RSW not to overlap the setting of other
indoor units in the same refrigerant cycle.
QUAD
Description
Function
PMDE0126A rev.2 - 11/2006
28