16 Configuration
Installation and operation manual
37
REYQ8~20+REMQ5U7Y1B
VRV IV+ heat recovery
4P546222-1B – 2020.10
[1‑2]
Shows the status of power consumption limitation operation.
[1‑2]
Description
0
Unit is currently not operating under power
consumption limitations.
1
Unit is currently operating under power
consumption limitation.
[1‑5] [1‑6]
Shows:
▪ [1‑5]: The current T
e
target parameter position.
▪ [1‑6]: The current T
c
target parameter position.
[1‑10]
Show the total number of connected VRV and AHU indoor units.
[1‑13]
Shows the total number of connected outdoor units (in case of
multiple outdoor system).
[1‑17] [1‑18] [1‑19]
Shows:
▪ [1‑17]: The latest malfunction code.
▪ [1‑18]: The 2nd last malfunction code.
▪ [1‑19]: The 3rd last malfunction code.
[1‑29] [1‑30] [1‑31]
Show the result of the leak detection function:
▪
: No data.
▪
: Leak detection failure due to abnormal operation.
▪
: No leak detected.
▪
: Leak detected.
[1‑34]
Shows the remaining days until the next automatic leak detection (if
automatic leak detection function is activated).
[1‑38] [1‑39]
Shows:
▪ [1‑38]: The number of RA DX indoor units connected to the
system.
▪ [1‑39]: The number of Hydrobox (HXY080/125) indoor units
connected to the system.
[1‑40] [1‑41]
Shows:
▪ [1‑40]: The current cooling comfort setting.
▪ [1‑41]: The current heating comfort setting.
16.1.8
Mode 2: Field settings
[2‑0]
Cool/Heat selection setting.
[2‑0]
Description
0 (default)
Each individual outdoor unit can select Cool/
Heat operation (by Cool/Heat selector if
installed), or by defining master indoor user
interface (see setting [2‑83] and the operation
manual).
1
Master unit decides Cool/Heat operation when
outdoor units are connected in multiple system
combination
(a)
.
[2‑0]
Description
2
Slave unit for Cool/Heat operation when
outdoor units are connected in multiple system
combination
(a)
.
(a)
It is necessary to use the optional external control adaptor for
outdoor unit (DTA104A61/62). See the instruction delivered with
the adaptor for further details.
[2‑8]
T
e
target temperature during cooling operation.
[2‑8]
T
e
target (°C)
0 (default)
Auto
2
6
3
7
4
8
5
9
6
10
7
11
[2‑9]
T
c
target temperature during heating operation.
[2‑9]
T
c
target (°C)
0 (default)
Auto
1
41
2
42
3
43
4
44
5
45
6
46
[2‑14]
Input additional refrigerant amount that was charged.
In case you want to use the automatic leak detection functionality, it
is required to input the total additional refrigerant charge amount.
[2‑14]
Additional amount charged (kg)
0 (default)
No input
1
0<x<5
2
5<x<10
3
10<x<15
4
15<x<20
5
20<x<25
6
25<x<30
7
30<x<35
8
35<x<40
9
40<x<45
10
45<x<50
11
50<x<55
12
55<x<60
13
60<x<65
14
65<x<70
15
70<x<75
16
75<x<80
17
80<x<85
18
85<x<90
19
Setting cannot be used. Total refrigerant
charge has to be <100 kg.
20
21
