Appendix
12.4 Sensor resistance tables
Resistance values with PTC resistors
Type 5224 Outdoor Temperature Sensors, Type 5264 and Type 5265 Flow and Return Flow Temperature Sensors, Type 5264 Storage Tank Temperature Sensors
°C | 0 | 10 | 20 | 25 | 30 | 40 |
| 50 |
| 60 |
| 70 |
| 80 |
| 90 | 100 | 110 | 120 | |||||||||
Ω | 694 | 757 | 825 | 896 | 971 | 1010 | 1050 | 1132 | 1219 | 1309 | 1402 | 1500 | 1601 | 1706 | 1815 | 1925 | ||||||||||||
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Type 5244 Sensor |
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| °C |
| 10 |
| 15 |
| 20 |
| 25 |
| 30 |
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| Ω |
| 679 |
| 699 |
| 720 |
| 741 |
| 762 |
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Switch position | , terminals 1 and 2 |
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Resistance values with Pt 1000 resistors
Type
°C | 0 | 5 | 10 | |||||||
Ω | 862.5 | 882.2 | 901.9 | 921.6 | 941.2 | 960.9 | 980.4 | 1000.0 | 1019.5 | 1039.0 |
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°C | 15 | 20 | 25 | 30 | 35 | 40 | 45 | 50 | 55 | 60 |
Ω | 1058.5 | 1077.9 | 1097.3 | 1116.7 | 1136.1 | 1155.4 | 1174.7 | 1194.0 | 1213.2 | 1232.4 |
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°C | 65 | 70 | 75 | 80 | 85 | 90 | 95 | 100 | 105 | 110 |
Ω | 1251.6 | 1270.7 | 1289.8 | 1308.9 | 1328.0 | 1347.0 | 1366.0 | 1385.0 | 1403.9 | 1422.9 |
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°C | 115 | 120 | 125 | 130 | 135 | 140 | 145 | 150 |
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Ω | 1441.7 | 1460.6 | 1479.4 | 1498.2 | 1517.0 | 1535.8 | 1554.5 | 1573.1 |
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Resistance values with Pt 100 resistors
Use the resistance values specified in the table for Pt 1000 resistors and divide the values by 10.
Type 5225 Outdoor Temperature Sensor, Types 5204,
128EB 5179 EN