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INSTALLATION AND OPERATION MANUAL
10
2. Attach the power supply part to the switch box.
Do not run the power line and
the control line through the
same conduit tube
Screw driver
Power line
(2 pcs.)
Screw (x2)
3. ELECTRICAL WIRING
3.1.ELECTRICAL WIRING DIAGRAM
Up to 8 centralized ON/OFF controllers can be connnected to the H-LINK II (Control Line).
Use the 2-core cable of 0.75-1.25mm2 or the 2-core twist pair cable (Max. 1,000 m) for the transmission cable for the centralized ON/OFF controller,
for the outdoor unit and between indoor units (DC5V). The maximum total length of the cables shall be within 1,000m.
Power Supply
(AC 220V or
240V)
To TB2 of Centralized
ON7OFF Controller
3.2.SETTING OF DIP SWITCHES
Set the dip switches as shown below.
The address setting is required only if multiple centralized ON/OFF controllers (Max. 8 units) are connected to the H-LINK(Control Line). (The setting
of dip switches is all OFF before shipping).
Pin No.
1
2
For Address Setting
SW18
3
4
Not In Use
1
External Input 1 Function
Changeover Operation Stoppage
Level / Pulse
2
Simultaneous Use of Other
SW19
Centralized Controller
3
Not In Use
4
H-LINKII Adaptive
NOTE:
(*): When using the multiple centralized ON/OFF controllers in the same H-LINK (control line) system, set the SW18 not to be overlapped.
Control line
Switch Box with cover
To be connected to the
terminal board
and
of
indoor unit or outdoor unit
H-LINK II (Control line)
Twist pair cable with
shield 0,75 mm
2
Setting of DSW
Contents
OFF
Refer to the description as
shown in next page.
-
Level
No
-
Adaptive
3. Attach the control part onto the power supply part. At first, attach the
upper side, and then the lower side.
(Field supplied)
Outdoor unit
ON
For connecting plural centralized ON/OFF controllers with H-LINK
(control line), the address setting for each centralized ON/OFF
controllers is required. (*)
-
Set SW18-4 pin OFF.
-
Available only when the SW19-1 pin is OFF.
Pulse
-
Pulse Stop when the SW19-1 pin is ON.
When using the following centralized controllers simultaneously, set
the SW19-2 pin ON.
- Central Station III-S
Yes
- Central Station W
- Central Station Web
-
Set SW19-3 pin OFF.
Set SW19-4 pin according to the item "Judgment of H-LINKII
Non-Adaptive
Adaptive" in page 3.
Indoor unit
Remote Control Switch
Remarks
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