Programmable Thermostat 512 - Two Stage Heat / Heat-Cool
The Programmable Thermostat 512 is a microprocessor based control designed to operate mechanical equipment to deliver heating and cooling to a single zone within a hydronic heating system. It can be used with any terminal unit type, including radiant floor, baseboard, and fan coils. This product maintains very accurate and even air temperature with Pulse Width Modulation and Auto Cycling. It is capable of controlling a zone valve or zone pump directly or through a tekmarNet® 4 Wiring Center or Zone Manager, as well as a cooling device, to maintain air temperature and 2 auxiliary temperatures. These temperatures could be floor or remote air.
How do I purchase this product?
Contact your Local Representative for details.- Features & Specs
Features (definitions)
2 auxiliary sensor inputs
Auto Heating Cycle
CSA C US Approved for use in USA and Canada
Freeze Protection
Heat/Cool Auto Switch-over
Heat/Cool Interlock
Programmable Setback Schedule
Pulse Width Modulation
Slab max. and min. settings with installed slab sensor
Specifications
Control Microprocessor control. This is not a safety (limit) control Packaged weight 0.46 lb. (210 g) Dimensions 2-7/8" H x 2-7/8" W x 13/16" D (73 x 73 x 21 mm) Enclosure White PVC plastic Approvals CSA C US, 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 24 V (ac) ±10%, 60 Hz, 3 VA Relays 24 V (ac) 2 A max, Class 2 Sensors NTC thermistor, 10 kΩ @ 77°F (25°C ±0.2°C) ß=3892 -Optional tekmar type #: 070, 072, 073, 076, 077, 079, 083, 084 Warranty Limited 3 Year Warranty - Technical
In most cases the current version of literature will work, otherwise use the piece of literature most closely matching the date code of your product.
Current Literature
Product Submittal
May 2011 - Present
Installation & Operation Manual
Sep 2009 - Present
User Manual
Sep 2009 - Present
tekmar Accessory Products (5 total)
These are typical products that add more functionality to the Programmable Thermostat 512
