Sensor Resistance Chart - Watts Aerco Benchmark 5000 Reference Manual

Benchmark with Edge [I] Controller: Reference Manual
SECTION 7: SENSOR RESISTANCE/VOLTAGE CHART
SECTION 7: SENSOR RESISTANCE CHART
Benchmark Edge units have PT-1000 temperature sensors by default. However, users are
allowed to change to the older, Balco sensors.
PT-1000 Temperature Sensor Resistance Chart
Temperature
°F °C
-40 -40.0
-30 -34.4
-20 -28.9
-10 -23.3
0 -17.8
10 -12.2
20 -6.7
30 -1.1
40 4.4
50 10.0
60 15.6
70 21.1
80 26.7
90 32.2
100 37.8
110 43.3
120 48.9
130 54.4
140 60.0
150 65.6
160 71.1
170 76.7
180 82.2
190 87.8
200 93.3
210 98.9
212 100.0
220 104.4
230 110.0
240 115.6
250 121.1
OMM-0146_A • GF-219 • 5/25/2020
Sensor Resistance (Ohms)
PT-1000 Balco
843 779
865 797.5
887 816.3
908 835.4
930 854.8
952 874.6
974 894.7
996 915.1
1000 935.9
1017 956.9
1039 978.3
1061 1000
1082 1022
1104 1044.4
1125 1067
1147 1090
1168 1113.3
1190 1137
1211 1160.9
1232 1185.2
1254 1209.5
1275 1234.7
1296 1260
1317 1285.6
1339 1311.4
1360 1337.7
1381
1385 1364.2
1402 1391
1423 1418.2
1444 1445.7
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