Product Description

Controller M*7 is suitable for integrated un-pressure solar water heater.

Technical data

1. Power supply: **0V,<5W

2. Temperature measuring accuracy:±2°c

3. Temperature measuring range:***9 °c 

4. Water level display: Five classes

5. Power of controlled booster pump/ribbon heater power: **0V AC, ≤**0W

6. Power of controlled electric heater:**0V AC, ≤1,**0W,  ***0W can be customized

7. Electromagnetic valve parameter: *2V DC, pressurized or non-pressurized

   Operating pressure of Pressurized valve: 0.*2 to 0.8MPa

   Non-pressurized valve: 0.0MPa

Main Function

1. Power on self-test

2. Water level preset

3. Time display

4. Water temperature preset

5. Water level indication

6. Water shortage alarming

7. Water shortage loading

8. Water full alarming

9.Temperature-control water loading

*0. Manual water loading

*1. Water temperature indication

*2. Timing water loading

*3. Compulsive watering

*4. Low pressure water loading

*5. Power-off memory

*6. Anti-dry heating protection

*7.Timing heating

*8. Constant temperature heating

*9. Intelligent heating protection

*0. Water level sensitivity setting

*1. Overflow automatic proction

*2. Automatic pressurization function

*3. Pipe warm preservation

*4. Electric leakage protection