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Hitachi RAS-25QH1 Technische Information Seite 149

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[Serial
Communications
Data]
Outdoor
message
Character
No.
Paine.
f o ] s [ 2 [ s ] a [ s [ o ]
7/0
(1)
nr | Fast forward 1/10000
(commercial test)
ba
t© | Fast forward 1/1000
commercial test
ae
W | Current operation mode
g
t | Heater inhibit request
g
o
© | Indoor faulty stop request
N | Indoor operation stop request
— | Preheating request during
defrosting
a
© | Preheating request during
hee | balancing
a=
n | Compressor actual! rotation speed
7 MSB
ha
to | Compressor actual rotation speed
| 1 | Compressor actual rotation speed | o
5
~
an conocer actual rotation speed
ep) | Compressor actual rotation speed
°
3
=
n
Compressor actual rotation speed
2
bd
— | Compressor actual rotation speed
4
=
© | Compressor actual rotation speed
0 LSB
hal
™ | Outside temperature (7 MSB)
i
(
i
(
Outside temperature (6)
Outside temperature
(5)
Self-diagnosis (3 MSB)
Self-diagnosis (2)
Self-diagnosis (1)
Self-diagnosis (0 LSB)
Defrost request signal
During forced operation
Contents
|
- 156 -
Indoor
message
| |
(2)
n | Compressor minimum rotation
speed (4 MSB
speed
(3
un | Compressor minimum rotation
speed (2
Compressor minimum rotation
speed
(1
Compressor minimum rotation
speed (0 LSB
Immediate heating
aa
Commercial test
15/20{A)
rH Shai command speed
[v9] |
lol
<1 =
ompressor command speed
|
@)
ompressor command speed
a
Compressor command speed
4
3[4|s|
6/7 | 0/1
Compresser command speed
2
Goniprossor command speed
|
Compressor command speed
1
Compressor command speed
OLSB
Compressor ON
0
Prohibit the compressor
Reversing valve
.
2-way valve
Fan (2 MSB)
Fan (1)
Fan (0.LSB)
™ | Capacity code (3 MSB)
Capacity code (2)
Capacity code (1)
Capacity code (0 LSB)
Indoor in-operation bit
Operation mode (2 MSB)
Operation mode (1)
oltj2|s{a/s[6]7loli[2
Operation mode (0 LSB)
Bit
No.
Contents

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