Hitachi RAS-3HVRNM2, Инструкция по установке и обслуживанию, Страница: 44 / 58

2-116 TC-12001
OUTDOOR UNIT
40 P5414950-rev.1
O
Setting for Transmitting
It is required to set the outdoor unit Nos., refrigerant cycle Nos. and end terminal resistance for this H-LINK
or H-LINK II system.
DSW and RSW setting before shipment is 0.
Maximum in setting refrigerant cycle No. is 63.
Ref. Cycle No. Setting
10 digit
1 2 3 4 5 6
ON
OFF
1 digit
0
7
9
5
8
6
4
3
1
2
Setting Position
Set by inserting
slotted screwdriver
into the groove.
Outdoor
Unit
DSW4 RSW1
Indoor Unit
(H-LINK II)
DSW5 RSW2
Ex.: In the Case of Setting Refrigerant Cycle No. 25
O
Setting of End Terminal Resistance
Before shipment, No. 1 pin of DSW5 is set at “ON”
side. In the case that the outdoor units quantity in
the same H-LINK or H-LINK II is 2 or more, set No. 1
pin of DSW5 at “OFF” side from the 2nd refrigerant
group outdoor unit. If only one outdoor unit is used,
no setting is required.
O
Setting of Refrigerant Cycle No.
In the same refrigerant cycle, set the same refrigerant cycle No. for the outdoor unit and the indoor units
as shown below.
As for setting indoor unit refrigerant cycle No., set the RSW2 and DSW5 on the indoor unit PCB.
1 2 1 2
ON
OFF
ON
OFF
Before Shipment Cancellation
DSW5
Setting of End Terminal Resistance
0
7
9
5
8
6
4
3
1
2
3 2 1 4
ON
5 6
OFF
Turn ON No. 2 pin. Set Dial No.5.
1 2
DSW5
1 2
DSW5
1 2
DSW5
1 2
DSW5
Turn OFF DSW5 No.1 pin for cancel of
end terminal resistance setting. Turn OFF DSW5 No.1 pin for cancel of
end terminal resistance setting.
Control Wiring
(H-LINK II or H-LINK) Control Wiring
(H-LINK II or H-LINK) Control Wiring
(H-LINK II or H-LINK)
1 2
DSW5
ON
OFF
1 2
DSW5
ON
OFF
Outdoor Unit Outdoor Unit Outdoor Unit Outdoor Unit
Indoor Unit Indoor Unit Indoor Unit Indoor Unit