SR501 3000W Solar Controllers for Compact Non Pressurized Solar Water Heater
1.1 Overview
SR501 microcomputer automatic controller is used for intelligent control of Integrated non-pressure solar water heater. It is developed with the latest NEC high-performance single-chip microcomputer and realizes intelligent control. All devices adopt industrial grade standard and can operate freely in cold, high temperature and humid environment. At the same time, the clock chip is used to make the time control accurate. The controller LCD liquid crystal display, beautiful appearance, stable and reliable performance, easy installation, is the most ideal accessory product for Integrated non-pressure solar water heaters.
1.2 Function
The SR501 solar controller can display the water temperature and water level; control the water tank water supply through water temperature, water level and time setting; and can control the electric heating and other ancillary equipment to fully control the solar water heater. The list of more features is as follows:
31.Error code description
1.3 Packing list
Configuration List | Quantities | Remarks |
Controller | 1pc | SR501 |
User manual | 1pc | |
Sensor of water temperature and water level | 1pc | with cable of 20m |
Solenoid valve | 1pv | |
Accessories | 1bag | |
10A power cable | 1pc | exclude in SR501-3KW version |
2.1 Technical Parameters
Power supply:AC100-240V,50-60Hz
Power consumption:< 3W
Accuracy of temperature measuring: ±1ºC
Range of tank temperature measuring: 0 ~100 ºC
Outputs:4 electromagnetic relays
Ambient temperature :-10ºC ~ 50ºC
Water proof grade:IP40
2.2 Size
205mm×150mm×50mm

2.3 Optional accessories

3.1 SR501 installation diagram ia as follows:
