39
Sensor temperature can be read with an Ohmmeter as a preliminary troubleshooting measure by the
following method:
Perform this test only after disconnecting the sensor.
x
Disconnect the sensor leads from the solar control.
x
Connect the leads to an Ohmmeter.
x
Use the following chart to determine the approximate temperature at the sensor bulb.
-14°F (-10°C)
960 ohms
140°F ( 60°C)
1232 ohms
32°F (
0°C)
1000 ohms
158°F ( 70°C)
1271 ohms
50°F ( 10°C)
1039 ohms
176°F ( 80°C)
1309 ohms
68°F ( 20°C)
1077 ohms
194°F ( 90°C)
1347 ohms
86°F ( 30°C)
1116 ohms
212°F (100°C)
1385 ohms
104°F( 40°C)
1155 ohms
248°F (120°C)
1461 ohms
122°F( 50°C)
1194 ohms
284°F (140°C)
1535 ohms
Ohm to °F Conversion Chart for PT1000 Sensors
Appendix A
Summary of Contents for ADVANCED SOLAR CONTROLLER
Page 1: ...ADVANCED SOLAR CONTROLLER...
Page 41: ...41 Controller Schematic Appendix C...
Page 42: ...42 Appendix D...
