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eleCTrIC WIrInG
10.2.1 Setting of DIP switches for outdoor unit
Quantity and position of DIP switches
The location is as follows:
DSW1: For test run
factory setting
DSW2: Optional function setting
factory setting
Piping length ≤ 5m
Piping length ≥ 30m
Control to support existing pipes or when using
Ø19,05 gas pipe (soft-annealed), switch on
DSW2 pin 4 in the outdoor unit PCB
optional function setting mode (The optional
function selection mode becomes available)
External input/output setting mode (The input
/ output signals selection mode becomes
avaliable).
15
PMML0395B rev.3 - 05/2019
DSW3: Capacity
factory setting
RAS-4HVNC1E
ON
1 2 3 4 5 6
RAS-4HNC1E
ON
1 2 3 4 5 6
DSW4 / RSW1: Refrigerant cycle number setting
factory setting
(Setting for the tens digit)
factory setting
(Setting for the last digit)
DSW5: Transmission setting of end terminal
resistance
factory setting
Cancellation
In the case that the outdoor units quantity in the same H-lInK
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.
DSW6: Optional function setting
for individual operation
(factory setting position)
ON
for simultaneous operation
1 2 3 4 5 6
RAS-5HVNC1E
RAS-6HVNC1E
ON
ON
1 2 3 4 5 6
1 2 3 4 5 6
RAS-5HNC1E
RAS-6HNC1E
ON
ON
1 2 3 4 5 6
1 2 3 4 5 6
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