The tekmarNet 4 Thermostat 544 is designed to operate mechanical equipment to deliver heating and cooling to a single zone within a hydronic heating system while maintaining a programmable setback schedule. It can be used with any terminal unit type, including radiant floor, baseboard, fan coils, and non-hydronic sources. This product is capable of controlling a zone valve or pump directly or through a tekmarNet 4 Wiring Center or Zone Manager, a cooling device, and a fan, while reading up to 2 auxiliary sensors. These could be floor, outdoor, duct, or remote air sensors.
Features:
Programmable setback schedule, one touch overrides (with optional user switch)
Auto heating cycle, cooling interlock
Zone synchronization, zone post purge
tekmarNet 4 communication compatible, requires 8 Wires
Specifications:
Agency Approvals: CSA C US, Meets Class B: ICES & FCC Part 15
Ambient Conditions: Indoor use only, Temperature range: 32 to 122 degrees F (0 to 50 degrees C), Relative humidity: Less than or equal to 80 percent to 88 degrees F (31 degrees C) Down to 50 percent above 104 degrees F (40 degrees C), Altitude: Less than 6560 ft. (2000 m), Installation Category: II, Pollution Degree: Not specified
Control Type: Microprocessor control, Not a safety (limit) control
Dimensions: 4-1/2" H x 4-3/4" W x 7/8" D (114 x 120 x 22 mm)
