132
EB 5573 EN
Appendix
13.3
Resistance values
Resistance values with PTC resistors
Type 5224 Outdoor Temperature Sensor, Type 5264 and Type 5265 Sensor for flow and re-
turn flow temperature, Type 5264 Storage Tank Temperature
Tempera-
ture °C
–20
–10
0
10
20
25
30
40
50
Resistance Ω
694
757
825
896
971
1010
1050 1132 1219
Tempera-
ture °C
60
70
80
90
100
110
120
Resistance Ω
1309
1402
1500 1601 1706 1815 1925
Type 5244 (remote control unit)
Switch position , terminals 1 and 2
Temperature °C
10
15
20
25
30
Resistance Ω
679
699
720
741
762
Resistance values with Pt 1000 resistors
Type 5227-2 Outdoor Temperature Sensor, Type 5277-2 Sensor for flow, return flow and
storage tank temperature (thermowell required) and Type 5267-2 Contact Sensor
Types 5257-5 and 5257-51 Room Temperature Sensors (room panels)
Temp. °C
–35
–30
–25
–20
–15
–10
–5
0
5
10
15
20
Resistance Ω
862.5
882.2
901.9 921.6 941.2 960.9 980.4
1000.0
1019.5 1039.0 1058.5 1077.9
Temp. °C
25
30
35
40
45
50
55
60
65
70
75
80
Resistance Ω 1097.3 1116.7 1136.1 1155.4 1174.7 1194.0 1213.2 1232.4 1251.6 1270.8 1289.9 1308.9
Temp. °C
85
90
95
100
105
110
115
120
125
130
135
140
Resistance Ω 1328.0 1347.0 1366.0 1385.0 1403.9 1422.9 1441.7 1460.6 1479.4 1498.2 1517.0 1535.8
Temp. °C
145
150
Resistance Ω 1554.5 1573.1
Resistance values with Ni 1000 resistors (according to DIN 43760)
Temp. °C
–35
–30
–25
–20
–15
–10
–5
0
5
10
15
20
Resistance Ω
816.2 841.5 867.0 893.0 919.2 945.8 972.7
1000.0
1027.6 1055.5 1083.8
112.4
Temp. °C
25
30
35
40
45
50
55
60
65
70
75
80
Resistance Ω 1141.3 1170.6
1200.2
1230.1 1260.4 1291.1 1322.0 1353.4 1385.1 1417.2 1449.7 1482.5
Temp. °C
85
90
95
100
105
110
115
120
125
130
135
140
Resistance Ω 1515.7 1549.3 1583.4 1617.8 1652.6 1687.9 1723.6 1759.7 1796.3 1833.3 1870.9 1908.9
Temp. °C
145
150
Resistance Ω 1947.4 1986.3