Daikin VRV II-Q RQYQ8-48PY1B Service Manual page 88

R-410a 50hz heat pump
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Field Setting from Outdoor Unit
Setting item 0 Display contents of "Number of units for various settings"
EMG operation /
backup operation
setting
Defrost select setting
Te setting
Tc setting
Data such as addresses and number of units is expressed as binary numbers; the two ways of
expressing are as follows:
l h l h l l h
16
32
8
l h h h l h l
No.12
128 32
l h h h l l h
No.13
8
78
l h h k h h h
ON
l h h h h h h
OFF
l h h h k h h
Short
l h h h l h h
Medium
l h h h h h h
Long
l h h h h h h
L
l h h h h l h
M
l h h h h k h
H
~
l h h h h h h
L
l h h h h h l
M
l h h h h h k
H
The No. 1 cool/heat unified address is expressed as a binary number consisting
of the lower 6 digits. (0 - 63)
4
1
2
In
the address is 010110 (binary number), which translates to 16 + 4 + 2 = 22
(base 10 number). In other words, the address is 22.
The number of terminal blocks for No. 12 and 13 is expressed as an 8-digit
binary number, which is the combination of four upper, and four lower digits for
64
16
No. 12 and 13 respectively. (0 - 128)
In
the address for No. 12 is 0101, the address for No. 13 is 0110, and the
combination of the two is 01010110 (binary number), which translates to 64 + 16
4
1
+ 4 + 2 = 86 (base 10 number). In other words, the number of terminal block is
2
86.
SiBE341027
Test Operation

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