Viessmann 7439 303 SCU 124 Solar Control Unit
EDP 962900
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Vendor Viessmann
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SKU 7439303
Product Description
Electronic differential temperature control with one differential setting, 1 collector sensor, and 2 tank sensors.
Illuminated digital readout (in F or C) with user friendly menu operation capable of managing one collector field and
one domestic hot water storage tank, 2 control relay outputs, 4 sensor inputs, and 3 system configurations.
Communicates via Vbus with optional equipment.
4-1/4 inches wide - 6-3/4 inches high - 1-3/4 inches deep
