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Viking SMT-920 Controller
Current Range
An advanced Multi-stage Commercial HVAC Controller that works, in conjunction with the temperzone UC6/UC7/UC8 Controllers, to provide Economiser functionality on OPA Series Rooftop Units. Using the Viking, economiser control is achieved by measurement of enthalpy (heat content), not temperature.
A remote indoor Smart Sensor Display with limited End User functionality is available (RS-SSD; refer manuals below)
RS-SSD
Note: The Viking Controller is only available from Temperzone as a factory fitted item.