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9. External SW
Initial setting: No
Able to turn ON/OFF the operation by external switch.
10. Solar connection
Initial setting: No
Set when solar water heater is installed.
Setting include items below.
1 Set either buffer tank or DHW tank for connection with solar water heater.
2 Set temperature difference between solar panel thermistor and buffer tank or
DHW tank thermistor to operate the solar pump.
3 Set temperature difference between solar panel thermistor and buffer tank or
DHW tank thermistor to stop the solar pump.
4 Anti-freezing operation start temperature (please change setting based on usage of glycol.)
5 Solar pump stop operation when it exceeds high limit temperature (when tank temperature exceed designated temperature (70~90°C))
11. External Error Signal
Set when external error display unit is installed.
Turn on Dry Contact SW when error happened.
(NOTE) 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.
12. Demand control
Initial setting: No
Set when there is demand control.
Adjust terminal voltage within 1 ~ 10 V to change the operating current limit.
(NOTE) Does not display when there is no Optional PCB.
Analog input
Rate
[v]
[%]
0.0
not activate
0.1 ~ 0.
6
0.7
not
10
activate
0.
8
0.9 ~ 1.1
10
1.2
15
10
1.
3
1.4 ~ 1.6
15
1.7
20
15
1.
8
1.9 ~ 2.1
20
2.2
25
20
2.
3
2.4 ~ 2.6
25
2.7
30
25
2.
8
2.9 ~ 3.1
30
3.2
35
30
3.
3
3.4 ~ 3.6
35
3.7
40
35
3.8
Initial setting: No
Analog input
Rate
[v]
[%]
3.9 ~ 4.1
40
4
.2
45
40
4.
3
4
.4 ~ 4.6
45
4.7
50
45
4.
8
4
.9 ~ 5.1
50
5.2
55
50
5.
3
5
.4 ~ 5.6
55
5.7
60
55
5.
8
5
.9 ~ 6.1
60
6.2
65
60
6.
3
6
.4 ~ 6.6
65
6.7
70
65
6.8
6
.9 ~ 7.1
70
7.2
75
70
7.3
87
System setup
Base pan heater
Alternative outdoor sensor
Bivalent connection
External SW
Select
System setup
Alternative outdoor sensor
Bivalent connection
External SW
Solar connection
Select
System setup
Bivalent connection
External SW
Solar connection
External error signal
Select
System setup
External SW
Solar connection
External error signal
Demand control
Select
Analog input
Rate
[v]
[%]
7.4 ~ 7.6
75
7.7
80
75
7
.8
7.9 ~ 8.1
80
8.2
85
80
8
.3
8.4 ~ 8.6
85
8.7
90
85
8
.8
8.9 ~ 9.1
90
9.2
95
90
9
.3
9.4 ~ 9.6
95
9.7
100
95
9
.8
9.9 ~
100
*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.
17:26, Wed
Confirm
17:26, Wed
Confirm
17:26, Wed
Confirm
17:26, Wed
Confirm
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