TEKMAR 400 tN2 HOUSE CONTROL BOILER DHW & SETPOINT - FOUR ZONE VALVES

The Tekmar 400 House Control is designed to operate as part of a complete hydronic heating system with tekmarNet®2 tN2 thermostats. The Tekmar 400 can provide operation of a single outdoor reset water temperature. In addition the control has Domestic Hot Water and Setpoint capabilities. The Tekmar 400 is easy to add more zones, add schedules or other convenient accessories through the use of the tekmarNet®4 tN4 Expansion terminals. Features of the Tekmar 400 include Single on-off two-stage or modulating boiler. Boiler outdoor reset temperature. Domestic Hot Water tank operation. Setpoint operation. For use with tekmarNet®2 Thermostats. Four 24 V ac powered zone valve outputs. Expand the Tekmar 400 to 24 zones per temperature using TekmarNet®4 expansion port.