User manual
Page 28
Conversion table temperature vs. resistance except outside sensor. NTC-10k B3977
Conversion table temperature vs. resistance outside sensor. NTC-12k B3740
SENSOR SENSOR TYPE SENSOR VALUE
S1 Internal flow sensor NTC-10K-B3977
S2 Internal return sensor NTC-10K-B3977
S3 External flow sensor NTC-10K-B3977
S4 Calorifier/tank sensor NTC-10K-B3977
S5 Outdoor sensor
NTC-12K-B3740
S6 Flue gas sensor NTC-10K-B3977
Temperature
(°C)
Re-
sistance
(Ω)
Tempera-
ture
(°C)
Resistance
(Ω)
Temperature
(°C)
Resistance
(Ω)
Temperature
(°C)
Re-
sistance
(Ω)
-30 175203 20 12488 70 1753 120 387
-25 129289 25 10000 75 1481 125 339
-20 96360 30 8059 80 1256 130 298
-15 72502 35 6535 85 1070 135 262
-10 55047 40 5330 90 915 140 232
-5 42158 45 4372 95 786 145 206
0 32555 50 3605 100 677 150 183
5 25339 55 2989 105 586 155 163
10 19873 60 2490 110 508 160 145
15 15699 65 2084 115 443 165 130
Temperature
(°C)
Re-
sistance
(Ω)
Tempera-
ture
(°C)
Resistance
(Ω)
-50 0 36130
-45 5 28600
-40 10 22800
-35 15 18300
-30 171800 20 14770
-25 129800 25 12000
-20 98930 30 9804
-15 76020 35 8054
-10 58880 40 6652
-5 45950 45 5522
Please note additional sensors or relays may be required at extra cost
Sensor values