Thermostats519 One Stage Heat Thermostat, WITHOUT Slab Sensor

The Radiant Thermostat 519 accurately controls the room and/or floor temperature for a hydronic heating zone using Pulse Width Modulation (PWM) technology. Simple up and down buttons and a display with large type make this thermostat easy to read and use. Specifications Control: Microprocessor control. This is not a safety (limit) control Packaged Weight: 0.60 lb Dimensions: 3-11/16" H x 3" W x 15/16" D Enclosure: White PVC plastic, NEMA Type 1 Approvals: Meets Class B: ICES & FCC Part 15 Ambient Conditions: Indoor use only, 32 to 122°F (0 to 50°C), RH ≤ 90% Non-condensing Power Supply: 10 to 30 V (ac/dc), 50/60 Hz, 1.8 VA standby, 56 VA max fully loaded, Class 2 Relay: 30 V (ac/dc) 2 A, Class 2 circuits Sensors: NTC thermistor, 10 kΩ @ 77°F (25°C ±0.2°C) ß=3892 Included: Slab Sensor 079 Optional: Tekmar type # 070, 072, 073, 076, 077, 079, 084 Features Radiant Floor Heating Pulse Width Modulation Auxiliary Sensor Input Outdoor & Floor Temperature Display Backlight Freeze Protection ***SLAB SENSOR IS NOT INCLUDED*** ***Slab sensor is part#019 which can be purchased separately from supply house for $37.***