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SR 03MS81042ANM

SR 04


Specialized controller for solar systems SR 04


  • Control of solar systems with one or two collectors, boiler, storage vessel and a pool
  • Communication: RS485 2 wire, MODBUS RTU Protocol
  • Automatic and hand control
  • Function against locking of the pumps
  • Function actuality of the measurements
  • Non - volatile clock
  • Alpha  - numeric LCD display

Specification:

The device SR04 is a differential controller, designed for control of solar systems with one or two collectors, boiler, storage vessel and a pool. SR04 also is applicable in smaller installations, including some of those elements. SR04 can heat the boiler from different sources - solar panel, electrical heater, boiler. Heating with energy from electrical grid can be programmed in fixed time zones. There is function against locking of the pumps, manual on/off switching the outputs, trial period, actuality of the measurements, non-volatile clock.

 

Download current descriptions below or click here for older descriptions:


SR 04-manual-EN (465,12 KB)
SR 04-manual-BG (493,42 KB)


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Temperature

Temperature


pH, ORP, DO, µS(mS)/sm, Free Cl, ClO2

pH, ORP, DO, µS(mS)/sm, Free Cl, ClO2


Humidity, Moisture

Humidity, Moisture


Pressure

Pressure


Level

Level


Flow

Flow


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Last Updated: Friday, 22 September 2017 20:40
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