Solar Water Heater Controller SP24
SP24 is used in split solar water heater system.
Technical details
1. Dimension: 120*120*18mm, 186*140*41mm
2. Input voltage: 200V-240V AC or 100V-120V AC
3. Power: <=3W
4. Accuracy of temperature measuring: +-1 centigrade
5. Range of temperature measuring: 0-99 centigrade
6. Input signals:
1 * PT1000 sensor temperature probe <=500 centigrade, silicon cable <=280sentigrade;
2 * NTC10K sensor temperature probe<=135 centigrade, PVC cable <=105 centigrade
7. Output signals:
1 * Auxiliary heating output (Max. load current: 12A)
2 * Relay output (Max. load current: 3A)
8. LCD-display
9. Range of environment temperature: -10-50 centigrade
10. Water protection grade: IP40
Main functions:
1. Time display
2. Temperature difference circulation
3. Storage tank overheating protection
4. Emergent stop of system overheating
5. Frost protection of pipeline and collector
6. Three periods of time adjustable on pipeline circulation
7. Three periods of time adjustable on auxiliary heating
8. Anti-bacteria function
9. Holiday function