85
13. External Error Signal
Initial setting: No
System setup
17:26, Wed
Bivalent connection
External SW
Solar connection
External error signal
Select
Con
fi
rm
Set when external error display unit is installed.
Turn on Dry Contact SW when error happened.
(CAUTION) Does not display when there is no Optional PCB.
When error occurs, error signal will be ON.
After turn off “close” from the display, error signal will still remain ON.
14. Demand control
Initial setting: No
System setup
17:26, Wed
External SW
Solar connection
External error signal
Demand control
Select
Con
fi
rm
Set when there is demand control.
Adjust terminal voltage within 1 ~ 10 V to change the operating current limit.
(CAUTION) Does not display when there is no Optional PCB.
Analog input
[v]
Rate
[%]
Analog input
[v]
Rate
[%]
Analog input
[v]
Rate
[%]
0.0
not activate
3.9 ~ 4.1
40
7.4 ~ 7.6
75
2
.
4
6
.
0
~
1
.
0
45
40
7.7
80
75
0.7
10
not
activate
8
.
7
3
.
4
0
8
1
.
8
~
9
.
7
5
4
6
.
4
~
4
.
4
8
.
0
0.9 ~ 1.1
10
4.7
50
45
8.2
85
80
1.2
15
10
3
.
8
8
.
4
5
8
6
.
8
~
4
.
8
0
5
1
.
5
~
9
.
4
3
.
1
1.4 ~ 1.6
15
5.2
55
50
8.7
90
85
1.7
20
15
8
.
8
3
.
5
0
9
1
.
9
~
9
.
8
5
5
6
.
5
~
4
.
5
8
.
1
1.9 ~ 2.1
20
5.7
60
55
9.2
95
90
2.2
25
20
3
.
9
8
.
5
5
9
6
.
9
~
4
.
9
0
6
1
.
6
~
9
.
5
3
.
2
2.4 ~ 2.6
25
6.2
65
60
9.7
100
95
2.7
30
25
8
.
9
3
.
6
0
0
1
~
9
.
9
5
6
6
.
6
~
4
.
6
8
.
2
2.9 ~ 3.1
30
6.7
70
65
*A minimum operating current is applied on each model for
protection purpose.
*0.2 voltage hysteresis is provided.
* The value of voltage after 2nd decimal point are cut off.
3.2
35
30
6.8
0
7
1
.
7
~
9
.
6
3
.
3
3.4 ~ 3.6
35
7.2
75
70
3.7
40
35
7.3
3.8
15. SG ready
Initial setting: No
System setup
17:26, Wed
Solar connection
External error signal
Demand control
SG ready
Select
Con
fi
rm
Switch operation of heat pump by open-short of 2 terminals.
Setting belows are possible
SG signal
Working pattern
Vcc-bit1
Vcc-bit2
Open
Open
Normal
Short
Open
Heat pump and Heater OFF
Open
Short
Capacity 1
Short
Short
Capacity 2
Capacity setting 1
- Heating capacity ___%
Set by SG ready setting of remote controller
- DHW capacity ___%
Capacity setting 2
- Heating capacity ___%
- DHW capacity ___%
16. External Compressor SW
Initial setting: No
System setup
17:26, Wed
External error signal
Demand control
SG ready
External compressor SW
Select
Con
fi
rm
Set when external compressor SW is connected.
SW is connected to external devices to control power consumption, ON signal will
stop compressor’s operation. (Heating operation etc. are not cancelled).
(CAUTION) Does not display if there is no Optional PCB.
If follow Swiss standard power connection, need to turn on DIP SW of main unit
PCB. ON/OFF signal used to ON/OFF tank heater (for sterilization purpose)
