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10
x
Technical data
Installation and maintenance instructions
64
Daikin Altherma M ECH
2
O
Solar storage tank with heating controller
008.1446799_00 – 07/2019 – EN
10.3 Characteristic lines
10.3.1 Sensor characteristic lines
Temperature sensor
Measured temperature in °C
-20
-10
0
10
20
30
40
50
60
70
80
90
100
110
120
Sensor resistance in kOhm according to standard or manufacturer's indications
t
DHW
, t
V,
BH
NTC
98.66
56.25
33.21
20.24
12.71
8.20
5.42
3.66
2.53
1.78
1.28
0.93
0.69
0.52
0.36
Tab.
10-4 Daikin Altherma M ECH
2
O sensor table
t
DHW
Storage tank temperature sensor
t
V,
BH
Backup heater feed temperature sensor
Maximum sensor tightening torque =10
Nm.
R
S
Sensor resistance (NTC)
t
Temperature
Fig.
10-2 Characteristic of the storage tank temperature sensor t
DHW
and the flow temperature sensor t
V,
BH
Daikin Altherma M
ECH
2
O
p Water
pressure
U
Voltage
Fig.
10-3 Characteristic of pressure sensor (
P
hyd
) Daikin Altherma M
ECH
2
O
10.4 Tightening torque
Component
Thread
size
Tightening
torque
Temperature sensor
all
Max. 10
Nm
Hydraulic line connections (Water)
1"
25 to 30
Nm
Backup heater
1.5"
max. 10
Nm
(hand-tight)
Tab.
10-5 Tightening torque