Wiring Diagram for Nuheat SIGNATURE, HOME & Element PDF fileWiring Diagram for Nuheat SIGNATURE, HOME & Element Thermostats Version 2.0 Updated December14 If installing a floor-sensing thermostat, the sensor probe connects to the thermostat (no polarity) Nuheat (Black) Line (Black) Nuheat White (120V) or Wiring Diagram for nVent NUHEAT Thermostats PDF fileWiring Diagram for nVent NUHEAT Thermostats Terminals for the floor sensor are located on the NT side of the thermostat base not illustrated. Wires of the floor sensor go into terminals and D only no polarity. ine from panel are copper ground nVent NUHEAT ground etal braiding nVent NUHEAT mats. Amp maimum per thermostat without use of relay Wiring Diagram Selector | Nu-Heat Home > Knowledge Hub > Wiring Diagram Selector. Wiring Diagram Selector. Select from the options below to view the wiring diagrams for your system. Explore knowledge hub. Open wiring diagram selector. Select your heat source: Select your cylinder choice: (if heat source is 'Heat Nuheat Thermostat Wiring Diagram - schematron The Nuheat AC Relay is a V, 20AMP relay, to be used in Nuheat AC V Thermostat Relay for Radiant Floor Heating Wiring Diagram. Wiring Diagram for Nuheat SIGNATURE,. HOME & Element Thermostats. Version Updated December If installing a floor-sensing thermostat, the sensor. FOR SIGNATURE, HOME AND ELEMENT THERMOSTATS NUHEAT FLOOR HEATING.