Baxi 430 Combi 2 - Settings; Access to USER parameters; List of USER parameters

3 Technical specifications
16 Combi 2
3.2.2 Features of the temperature sensors
Tab.12 Temperature sensor outdoor sensor (NTC1000 Beta 3419 1 kOhm @ 25 °C)
Temperature [°C]
-20
-15
-10
-5
0
5
10
15
20
25
30
Resistance [Ω]
7578
5861
4574
3600
2857
2284
1840
1492
1218
1000
827
Tab.13 Temperature flow/heating circuit return sensor (NTC10K Beta 3977 10KOhm@25°C)
Temperature [°C]
0
10
20
25
30
40
50
60
70
80
90
Resistance [Ω]
32505
19854
12483
9999
8060
5332
3608
2492
1754
1257
915
Tab.14 Flue gas temperature sensor (NTC20K Beta 3970 20kOhm@25°C)
Temperature [°C]
0
10
20
25
30
40
50
60
70
80
90
100
Resistance [Ω]
66050
40030
25030
20000
16090
10610
7166
4943
3478
2492
1816
1344
— — — — —>
110
120
130
140
150
160
170
180
190
-
-
-
— — — — —>
1009
768
592
461
364
290
233
189
155
-
-
-
3.3 Dimensions and connections
Fig.3 Dimensions and connections
BO-0000199-1
1
2
3
Safety valve
Heating circuit flow fitting (G3/4”)
Fitting for condensate discharge
DHW (Domestic Hot Water) outlet fitting (G1/2”)
Gas inlet fitting (G3/4”)
Domestic cold water inlet fitting (G1/2”)
Heating circuit return fitting (G34")
4
5
6
7
1
2
4
5
3
6
7
700 mm