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Appendix C: Installation Pack C Control System Schematics
C.3
INSTALLATION PACK C PARAMETER SETTINGS
The following Grant Aerona³ ASHP installer parameters need to be changed to enable the unit to operate with a 3-Port diverter valve
(Grant UK Product Code: HPID120) and DHW temperature sensor (Grant UK Product Code: HPID121). Both are included as part of
Grant Aerona³ ASHP Installation Pack C.
Level
Parameter
Function description
Display and input value
Remarks
Group
Code
Default
Min.
Max.
Unit
I
31 01
DHW production priority setting
0=DHW is unavailable
1=DHW is available, and priority DHW over Space Heating
2=DHW is available, and priority Space Heating over DHW
0
0
2
-
Set this parameter
to 1.
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31 11
DHW Comfort set temperature
50.0
40.0
60.0
0.5°C
Depends on end
user’s requirements
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31 12
DHW Economy set temperature
40.0
30.0
50.0
0.5°C
This is the minimum
temperature that the
ASHP will allow the
contents of the DHW
cylinder to reach
before bringing the
unit on to maintain
the temperature
set by installer
parameter 3111 (see
above).
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31 21
Max. time for DHW request
60
0
900
1min
Ensure this
parameter is set
to 60.
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31 22
Min. time for Space Heating/Cooling
15
0
900
1min
Set this parameter
to 0.
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51 07
Terminal 7-8 : DHW tank temperature probe
0=disable
1=enable
0
0
1
-
Set this parameter
to 1.
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51 19
Terminal 19-18 : DHW remote contact
0=disable (Remote controller only)
1=enable
1
0
1
-
Set this parameter
to 1.
51 20
Terminal 20-21 : ON/OFF remote contact (CH)
Alarm input
0=disable
1=ON/OFF remote contact
1
0
1
-
Set this parameter
to 1.
I
51 50
Terminal 50-52 : DHW 3way valve
0=disable
1=enable
1
0
1
-
Terminal 52: Live
Terminal 50: Neutral
Earth to be
connected to chassis
ground (refer to
Section C.2)
Содержание Aerona 3 HPID10R32
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