EM-S1 Solar module extension

Solar Module Extension.

PlusBus subscriber EM-S1 Solar Module Extension.

The EM-S1 solar module extension is to control heating systems with solar DHW heating, functions.

• Control and display via the heat generator control unit
• Switching the solar circuit pump
• Solar circuit pump speed control via PWM signal
• Only use solar circuit pumps with PWM input.
• Suppression of DHW cylinder reheating by the heat generator subject to solar yield
• Collector safety shutdown
• Electronic temperature limitation in the DHW cylinder
• Switching of a transfer pump for the DHW cylinder
• Interval function
• Frost protection function

Comprising of:

• EM-S1 Module Extension
• Cylinder temperature sensor
• Collector temperature sensor

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