– 51 –
Hydro Unit
Installation Manual
8
Frost Protection
Function 0 = Invalid; 1 = Valid
3A
–
0~1
1
Frost Protection Setting
Temperature (°C)
3B
–
10~20 °C
15
End days
–
12
0~20
0
End times
–
13
0~23
0
9
Back Up Heater
Control
Downtime Back Up Heater
0 = 5min; 1 = 10min;2 = 15min;
3 = 20min
33
–
0~3
1
Uptime Back Up Heater
0 = 10min; 1 = 20min;
2 = 30min; 3 = 40min
34
–
0~3
0
10 Night Setback
Change Setback Temperature
26
–
3~20 °C
5
Zone selection 0 = Zone 1 & 2;
1 = Zone 1 Only
58
–
0~1
0
Start Time (Hour)
–
0E
0~23
22
End Time (Hour)
–
0F
0~23
06
12
Hydro 2 Way
Valve Operation
Control
Cooling 2 Way Valve -
Operation Logic 0 = Activated
during cooling; 1 = Not
activated during cooling
3C
–
0~1
0
13
Hydro 3 Way
Diverting Valve
Operation Control
3 Way Diverting Valve
Operation Logic 0 = Activated
during hot water operation;
1 = not activated during hot
water operation
54
–
0~1
0
14 2 Zone Mixing
Valve Drive Time
Specified Drive Time for
Mixing Valve (x10sec)
0C
–
3~24
6
Mixing valve OFF (control time
- mins)
59
–
1~30
4
15 Boiler/Heat Pump
Synchronisation
External Boiler/Heat Pump
Synchronisation
0 = Synchronised; 1 = Not
synchronised
3E
–
0~1
0
16
Maximum
Operation Time Of
Hot Water Heat
Pump
Maximum Heat Pump
Operation Time In Hot Water
Operation Priority Mode
(minutes)
07
–
1~120
30
17 Cooling Operation
0 = Cooling & Heating
Operation; 1 = Heating Only
Operation
02
–
0~1
0
18 Remote controller
Indication
24h or 12h Time Indication
0 = 24h; 1 = 12h
–
05
0~1
0
19
CDU Night Time
Low Noise
Operation
Low Noise Operation
0 = Invalid; 1 = Valid
–
09
0~1
0
Start Time (Hour)
–
0A
0~23
22
End Time (Hour)
–
0B
0~23
06
20 Alarm Tone
Tone Switching
0 = OFF; 1 = ON
–
11
0~1
1
21
Second Remote
controller and
room temperature
thermostat
Choice of the initial setting
temperature
0 = The fixed temperature by
FC9D
1 = The calculated
temperature by Auto curve
B5
–
0~1
0
Fixed initial temperature
setting
9D
–
20~55 °C
40
Location & FC
Number
FC Description
Hydro
RC
Range
Default
After
Commissioning
Change
1
Change
2
51-EN
Summary of Contents for HWS-1405XWHM3-E
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