The tekmarNet® 2 Thermostat 528 is designed to operate mechanical equipment to deliver heat 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. It is capable of controlling a zone valve or zone pump through a tekmarNet® 2 House Control, Wiring Center, or Zone Manager in order to maintain air and an auxiliary temperature. The auxiliary temperature is typically a floor temperature, but could also be a remote air sensor.
1 Auxiliary Sensor input
Air Group Member
Auto Heating Cycle
Backlight
CSA C US Approved for use in USA and Canada
Exercising
Floor Warming (With 079 Slab Sensor)
Freeze Protection
Intelligent Setback (With tekmar 033 timer)
One touch overrides (with optional user switch)
Outdoor Temperature Display
Pulse Width Modulation
Requires 2 Wires
Room temperature limiting
Supports Radiant Floor Cooling
Zone Post Purge
Zone Synchronization
tN2 Communication compatible
| Control | Microprocessor control. This is not a safety (limit) control |
| Packaged weight | 0.8 lb. (380 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, NEMA type 1 |
| 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 ≤80% to 88°F (31°C), down to 50% above 104°F (40°C), Altitude <6560 ft. (2000 m), Installation Category II, Pollution Degree |
| Power supply | Provided by tekmarNet®2 Control, 1.3 VA |
| Sensors | NTC thermistor, 10 kΩ @ 77°F (25°C ±0.2°C) ß=3892 |
| -Included | None |
| -Optional | tekmar type # 070, 072, 073, 076, 077, 079, 084 |
| Warranty | Limited 3 Year Warranty |
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.
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Product Submittal |
Nov 2011 - Present (2011 products and newer) |
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Installation & Operation Manual |
Nov 2011 - Present (2011 products and newer) |
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Quick Setup Guide |
Nov 2011 - Present (2011 products and newer) |
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User Manual |
Nov 2011 - Present (2011 products and newer) |
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Product Submittal |
Jan 2011 - Nov 2011 (pre 2011 products) |
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Installation & Operation Manual |
Aug 2010 - Nov 2011 (pre 2011 products) |
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Quick Setup Guide |
Aug 2010 - Nov 2011 (pre 2011 products) |
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User Manual |
Aug 2010 - Nov 2011 (pre 2011 products) |