Solar Water Heaters > SR500 Solar Controller [SR500]
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SR500 Unit SR500 Unit
SR500 Passive Unpressurized Controller SR500 Passive Unpressurized Controller
SR500 System SR500 System

Item Description


Unpressurized Passive Solar Controller


Suitable for integrated un-pressurized solar system

Main technical data:

1?Dimension:  210  mm  x  145mm  x  40mm 
2?Idle Power Consumption:  <3W
3?Measuring accuracy of temperature: ?2?
4?Temperature range of measurement: 0?99?
5?Maximum power of controlled pump: ?600W
6?Power of accompanied electrical heating wire: ?800W
7?Power of auxiliary electrical booster ?2000W ( standard collocation)?
?3000W ?not standard selection available ?
8?Electromagnetic valve parameter: DC 12V AC 220V pressurized
valve and un-pressurized valve are available for selection
? operation pressure of pressurized valve: 0.02Mpa ~ 0.8Mpa
suitable for providing water directly
?operation pressure of un-pressurized valve: 0.0Mpa
connected with water tank or low pressure water providing

Main functions:

1?  Time  display
2?  Water  temperature  display
3?  Water  level  display
4?  Auto  mode
5?  Water  level  pre-setup
6?  Manual  water  loading
7?  Temperature  controlled  water  loading
8?  Timing  water  loading
9?  Water  loading  when  tank  is  lacking water
10?Compulsive  water  loading
11?Increasing  Water  pressure  during  water  load
12?Manual  heating
13?Timing  heating
14?Hot  water  circulation
15?Hot  water  pipe  insulation
16?Low  pressure  protection
17?Collector  tube  protection
18?Memory  protection  when  power  fails

SR500 Unit
SR500 Solar Controller
• For Unpressurized Passive Solar Water Heating
• Automatic water filling function
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