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System Configuration - Hitachi RAS-H(V)RNME-AF Service Manual

Yutaki s series
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6 LCD user's interface

6.6.2 System configuration


User privileges
This will define what the user may or may not do. For example, the Installer can decide whether or not the user may switch 
between different water calculation types, or whether or not the user may enable or disable the anti-legionella function.
CODE
REF
3-999
WTP
Calculation Type Selection
3-998
ALP
Anti-legionella Activation

Space heating
These are the same views as those displayed in user mode, with the addition of maximum and minimum water temperature
settings for each circuit.
CODE
REF
3-011
Tmax
Maximum Supply Tº
1
3-012
Tmin
Minimum Supply Tº
1
3-111
Tmax
Maximum Supply Tº
2
3-112
Tmin
Minimum Supply Tº
2
N O T E
(*) 55ºC for RWM-2.0FSN3E
(**) 80ºC when boiler combination

Space cooling
These are the same views as those displayed in user mode, with the addition of maximum and minimum water temperature
settings for each circuit.
CODE
REF
3-019
Tmax
Maximum Supply Tº
1
3-020
Tmin
Minimum Supply Tº
1
3-119
Tmax
Maximum Supply Tº
2
3-120
Tmin
Minimum Supply Tº
2

DHW
These are the same views as those displayed in the user mode, with the addition of the following adjustable parameters.
CODE
REF
3-122
T
DHW Maximum Set Point Tº
DHWmx
3-024
T
HP OFF Tº Differential
HPOFF
3-025
T
HP ON Tº Differential
HPON
3-026
T
DHW Minimum Time (min)
DHWMIN
3-027
T
DHW Maximum Time (min)
DHWMX
3-028
C
Cycle DHW Time (hours)
DHW
3-029
DHW
EH Waiting Time (min)
EH
3-030
SHPT
Space Priority Status
s
3-031
SHPT
Space Priority Tº
196
SMGB0070 rev. 1 - 08/2011
Description
Water calculation privilege
Description
Default Value
C1 Tº Range
C2 Tº Range
Description
Default Value
C1 Tº Range
C2 Tº Range
Description
Default Value
Default Value
Range
Yes
No / Yes
No
No / Yes
Range
60
35~60(*)(**)
20
20~34
60
35~60(*)(**)
20
20~34
Range
22
19~22
16
5~18
22
19~22
16
5~18
Range
55
40~70
6
0~10
10
0~15
10
0~15
45
20~150
1
0~24
45
0~60
OFF
OFF / ON
-5
-20~0
Steps
Units
-
1
-
Steps
Units
1
ºC
1
ºC
1
ºC
1
ºC
Steps
Units
1
ºC
1
ºC
1
ºC
1
ºC
Steps
Units
1
ºC
1
ºC
1
ºC
1
Min
1
Min
1
Hour
1
Min
-
-
1
ºC

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