Rotex Controller Series, Product Documentation, Page: 188 / 192

EbV Product documentation THETA NORM/UNIT
14-2
14.2 Technical data for sensor and digital inputs
14.2.1 Sensor Resistance Values
14.2.2 Sensor measuring ranges
14.2.3 Digital inputs
*)
According to selected function, PT 1000 can be used for flue gas sensor connection.
Resistance values KTY-sensor for AF, H-GENS/BS, DHWS, VF1, VF2, VI1 (setting not FGS), VI2,
VI3, SPBU
°C kOhm °C kOhm °C kOhm °C kOhm
-20 1.386 0 1.630 20 1.922 70 2.786
-18 1.393 2 1.658 25 2.000 75 2.883
-16 1.418 4 1.686 30 2.080 80 2.982
-14 1.444 6 1.714 35 2.161 85 3.082
-12 1.469 8 1.743 40 2.245 90 3.185
-10 1.495 10 1.772 45 2.330 95 3.290
-8 1.522 12 1.802 50 2.418 100 3.396
-6 1.549 14 1.831 55 2.507
-4 1.576 16 1.862 60 2.598
-2 1.603 18 1.892 65 2.691
Resistance values PT 1000-sensor for VI1 (setting FGS), SPFS
°C Ohm °C Ohm °C Ohm °C Ohm
0 1000.0 80 1308.93 140 1535.75 280 2048.76
10 1039.02 85 1327.99 150 1573.15 300 2120.19
20 1077.93 90 1347.02 160 1610.43 320 2191.15
25 1093.46 95 1366.03 170 1647.60 340 2261.66
30 1116.72 100 1385.00 180 1684.65 360 2331.69
40 1155.39 105 1403.95 190 1721.58 380 2401.27
50 1193.95 110 1422.86 200 1758.40 400 2470.38
60 1232.39 115 1441.75 220 1831.68 450 2641.12
70 1270.72 120 1460.61 240 1904.51 500 2811.00
75 1289.84 130 1498.24 260 1976.86
Designation Abbreviation Sensor type Measuring
range
Outdoor sensor OS KTY -50°C...90°C
Boiler sensor BS KTY -50°C...120°C
Flow sensor 1 VF1 KTY -50°C...120°C
Flow sensor 2 VF2 KTY -50°C...120°C
DHW sensor DHWS KTY -50°C...120°C
Solar panel flow sensor SPFS PT1000 -50°C...210°C
Solar panel tank / buffer sensor SPBU KTY -50°C...120°C
Variable input VI1 *) VI1 KTY
PT1000 -50°C...120°C
-50°C...500°C
Variable input VI2 VI2 KTY -50°C...120°C
Variable input VI3 VI3 KTY -50°C...120°C
Designation Abbreviation Sensor type Measuring
range
Impulse sensor PIN Low voltage <= 10 Hz
Op. hours counter burner stage 1 OHC1 230 V OFF, ON
Op. hours counter burner stage 1 OHC2 230 V OFF, ON