Daikin Altherma ERLQ004-006-008CA Reference Manual page 82

14 Technical data
Preferential kWh rate power
supply
contact: 16 V DC detection
(voltage supplied by PCB)
Switch box
X40A
A6P
X1A X10A
X10A
1
1 2
2 3
4
5
X24A.5
K2M
4
1
K2M
3 5
K3M
4 1
K3M
3 5
X4Y X4Y
M1S
BLK
NO
BLU
N
NC
X4Y
BRN
X24A.7
Only for preferential kWh rate power supply (outdoor)
Use normal kWh rate power supply for indoor unit
Q2DI
5 6
A3P
C H C H
COM COM
R1T R1T
-t° -t°
only for wired only for wired
On/OFF thermostat On/OFF thermostat
5 6
A4P
H C L N H C L N
COM COM
PC PC
A3P
R1H R1H
%H20 %H20
R1T
R1T
-t°
-t°
X1M X1M
only for wireless only for wireless
On/OFF thermostat On/OFF thermostat
only for ext. only for ext.
sensor sensor
R2T R2T
(floor or (floor or
-t° -t°
ambient) ambient)
5 6
X11M
3 4 5 6
X11M
3 4 5 6
A3P
A3P
Heatpump convector Heatpump convector
Main LWT zone Add LWT zone
Installer reference guide
82
Electric pulse meter inputs:
5 V DC pulse detection
(voltage supplied by PCB)
S1S S2S S3S
B1L
R1T
-t°
X5M
3 4 7 8 9 10
X4A X5A
1 2 3 4 5 6 7 8 1 2 3 4 1 2
1
2
3
4
5
X10A
1
2
X14A
1
2
3
GND +12V
F2U
F1U
1 2 3 4 5 1 2 3 7 6 5 4 3 2 1
X1A X2A X13A
X5Y
X1Y X2Y
MS MS
M1P M3P
3~ 3~
Only for normal power supply (standard)
Indoor unit supplied from outdoor
L N 1N~, 50 Hz
OUTDOOR
230 V AC
UNIT
30 31 X2M
Normal kWh rate
power supply
1 2 3 X1M
X6YB
X1M
1 2 3
X6YA
30 31 X2M
X6YB
X6Y
1
X1A
X2M
X17A
3 1
A3P 1
1
FU1
2
3
1a
5
2a
7
3
4 X24A
1
3
5
X1A.1
7
X1A.3
A4P
KCR
A3P
1 3 5
X2A
X2M
5 6 7 8 8a 9 10
Switch box
M2S
NO valve
3
M2S
3 NC valve
Shut-off valve
R2T R3T R4T R5T
-t° -t° -t° -t°
A1P
X6A X7A X8A X9A
1
2
1 2 1 2 1 2 1 2
3
4
5
6
X85A
X33A
1
2
3
4
5
6
A5P
X3A
1
DS1
2
ON
3
OFF
4
8 7 6 5 4 3 2 1
5
6
7
8
6 5 4 3 2 1
X4A
X3Y
X5M
11 12
Switch box
11
Q3L
Safety thermostat 12
OUTDOOR
UNIT
1 2 3 X1M
X1M
1 2 3
TR1
X6YA
X6Y
1
X19A X26A X31A
1 3 5 1 2 1 3
KVR
K6R
1 3 5 1 2 1 3
X20A X28A X15A
X2M.21
28 29 X2M 34 35
BRN
BLU
NC
M
N
M3S
1~
M2P
NO
BLK
3 wire type
DHW pump
(SPST)
DHW pump output
Max. load:
2 A (inrush) - 230 V AC
1 A (continuous)
Demand PCB
A8P
X801M 1
ON
DS1
OFF
2
1 2 3 4
3
1 2 3 4 5 6 7 8 9 10 11 12 4
X80A
5
Digital I/O PCB
1
CN1
2
1 3
3
SS1
4
ON
5
OFF
6 1
F2U
F1U
CN2
KHR KHUR
KCR KFR
X1 X2 X3 X4 YC Y1
R7T
-t°
X2M
X2M.8
21
28
29
Ext. heat source
Max. load 0.3 A - 250 V AC
L N
Min. load 20 mA - 5 V DC
Options: boiler output, alarm output
X2M
X2M.8
21
28
29
4
to bottom
plate heater
X1Y
1 2
OUTDOOR
UNIT
only for EKBPHT* only if no EKBPHT*
Options: bottom plate heater OR On/OFF output
Only for digital I/O PCB option
4D092009-1B_page 4
Switch box
A2
32
Q1L K1M
31 A1
A1P
X3A X11A
F1B
1 3 1 3
K1R
KPR
X16A
FU2
5
3
1
1 2 1 2
X18A X22A
X5M 1 2 X5M 5 6
A2P A2P
2 1
P1P2 P1P2
R6T
R1T
R1T
-t°
-t° -t°
User interface
ext. ambient
Remote
sensor option
user interface
(indoor or outdoor)
4D092009-1B_page 5
ERLQ004~008CA + EHVZ04+08S18CB
Daikin Altherma – Low temperature split
4P401676-1 – 2015.02
Power limitation digital inputs:
12 V DC / 12 mA detection
(voltage supplied by PCB)
S6S
S7S
S8S
S9S
Only for demand PCB option
A4P
PHC1
Y2 Y3 Y4
Alarm output
Max. load
0.3 A - 250 V AC
Min. load
20 mA - 5 V DC
4
Space C/H
On/OFF output
Max. load 0.3 A - 250 V AC
Min. load 20 mA - 5 V DC
E3H
F1T
1 3
K1M
2 4
12
22
Q1L
11
21
1 3
I I
2 4
Q1DI
L N
PE
1N~, 50 Hz
230 V AC