Installation manual
41
EKHBH/X008BB
Indoor unit for air to water heat pump system
4PW62570-1A – 01.2011
9
Heating and cooling set point ranges
00
Heating set point upper limit
55
37~55
1
°C
01
Heating set point lower limit
25
15~37
1
°C
02
Cooling set point upper limit
22
18~22
1
°C
03
Cooling set point lower limit
5
5~18
1
°C
04
Overshoot setting
(b)
1
1~4
1
°C
Automatic set back function
05
Set back operation
0 (OFF)
0/1
1
—
06
Set back operation start time
23:00
0:00~23:00
1:00
hour
07
Set back operation stop time
5:00
0:00~23:00
1:00
hour
08
Leaving water set back value
2
0~10
1
°C
C
Setup on EKRP1HB digital I/O PCB
00
Solar priority mode setting
0
0/1
1
—
01
Alarm output logic
0
0/1
1
—
02
X1-X2 function: Bivalent operation status or
additional external backup heater
0
0/1/2
1
—
03
Bivalent ON temperature or additional external
backup heater temperature
0
–25~25
1
°C
04
Bivalent hysteresis or additional external backup
heater hysteresis
3
2~10
1
°C
05
Not applicable.
—
—
—
—
d
Benefit kWh rate power supply/local shift value weather dependent
00
Switching off heaters
0
0/1/2/3
1
—
01
Unit connection to benefit kWh rate power supply
0 (OFF)
0/1/2
1
—
02
Not applicable. Do not change the default value.
0 (OFF)
—
—
—
03
Local shift value weather dependent
0 (OFF)
0/1/2/3/4
1
—
04
Not applicable.
—
—
—
—
05
Pump operation forced off or permitted during
backup heater is forced off at benefit kWh rate
power supply ([d-00]=0 or 1)
0 (forced
off)
0/1
1
—
06
Not applicable.
—
—
—
—
E
Unit information readout
00
Software version
Read only
—
—
—
01
EEPROM version
Read only
—
—
—
02
Unit model identification. Do not change the default
value.
depending
on model
—
—
—
03
Liquid refrigerant temperature
Read only
—
1
°C
04
Inlet water temperature
Read only
—
1
°C
First
code
Second
code
Setting name
Installer setting at variance with default value
Default
value
Range
Step
Unit
Date
Value
Date
Value