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(1) Implementation the H-LINKII connection, need to setting refrigerant cycle number (only outdoor unit(master)) and end
terminal resistance.(outdoor unit(slave) no need setting)
●
Setting of refrigerant cycle number
The same refrigerant system outdoor unit and indoor unit must be set to the same refrigerant system number for the
outdoor unit and the indoor unit as shown below.
Outdoor Unit
Indoor Unit
(2) Setting of end terminal resistance (PCB of outdoor unit)
The unit before leaving the factory, No. 1 pin of DSW 10 is set at the "ON" side. In the case that the outdoor units quantity in
the same H-link or H-link ll is 2 or more, set No. 1 pin of DSW 10 at the "OFF" side from the 2'nd unit. Mean that the number
of end terminal resistance required only one. If only one outdoor unit is used, no setting is required.
Outdoor
Transmission Cable
(
-
)
H
LINK II
Indoor
Dip Switch
Units Digit
Tens Digit
Setting Position
Use flat-blade
screwdriver to set.
End Terminal Resistance Setting Method (DSW 10)
Factory Setting
Outdoor
Master (A)
Slave (B)
Transmission Cable
(
-
)
H
LINK II
Indoor
Example: No. 25 of the refrigerant system setting example
Tens Digit
Note： (1) DSW and RSW switch the factory setting are "0".
(2) The maximum setting number is "63".(0 ~ 63,
Total 64 Sets)
DSW10
End Terminal Resistance
Is Released
Outdoor
Slave (C)
Master (A)
Slave (B)
Transmission Cable
-
(
LINK II
H
Indoor
29
Units Digit
Outdoor
)
Indoor
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