Daikin A2 F 18H, Installation And Operating Instructions Manual

Page: 59 / 64

12 Technical data
Installation and operating instructions
59
Daikin/ROTEX A2 F
Oil condensing boiler A2 F
008.1546499_02 – 04/2018 – EN
12.2 Flow rate and residual feed height
Fig. 12-2 Residual feed height A2 F (heating side)
Item Designation
Δ p
R
Remaining feed height
m
H
Heating network flow rate
1 Modulation range
Tab. 12-11 Legend for Fig. 12-2
Fig. 12-3 Required flow rates depending on the heating output
and the dimensioned temperature spread
Item Designation
m
H
Heating network flow rate
Q Heating output
S Spread
Tab. 12-12 Legend for Fig. 12-3
12.3 Temperature sensor
Fig. 12-4 Resistance characteristics of the temperature sensor
Item Designation
R
S
Sensor resistance
T Temperature
Tab. 12-13 Legend for Fig. 12-4
Measured
temperature
in °C
Temperature sensor
Type Specification *
NCT
t
V1
, t
R
, t
V2
, t
AU
, t
DHW
, t
Mi
PT1000,
t
AG
Sensor resistance in Ohm according to standard
or manufacturer's data
-20 98660 922
-10 56250 961
0 33210 1000
10 20240 1039
20 12710 1077
30 8195 1116
40 5416 1155
50 3663 1194
60 2530 1232
70 1782 1270
80 1278 1308
90 932 1347
100 690 1385
110 519 1423
120 395 1461
Tab. 12-14 Resistance values of the temperature sensor