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  Tekmar tekmarNet® 4 Thermostat-One Stage Heat, One Stage Cool, One Fan
Tekmar tekmarNet® 4 Thermostat-One Stage Heat, One Stage Cool, One Fan
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Tekmar tekmarNet® 4 Thermostat-One Stage Heat, One Stage Cool, One Fan

The tekmarNet® 4 Thermostat 540 is designed to operate a single stage of heating, cooling, and fan within a residential heating and cooling system. It can be used with any terminal unit type, including radiant floor, baseboard, and fan coils. It is capable of controlling the heating device using a zone valve or zone pump through a tekmarNet® 4 Wiring Center, Zone Manager or directly from the thermostat. An optional Adaptor Plate 007 is available which allows the thermostat to be installed onto a single gang electrical box.

Features

  • Air Group control
  • Auto Heating Cycle
  • Backlight
  • CSA C US Approved for use in USA and Canada
  • Cooling Interlock
  • Exercising
  • Freeze Protection
  • Hydronic Cooling
  • Intelligent setback (with tekmar 033 timer)
  • One stage heat, cool, and fan
  • One touch overrides (with optional User Switch)
  • Outdoor temperature display
  • Pulse Width Modulation
  • Requires 7 wires
  • Room Temperature Limiting
  • Supports Radiant Floor Cooling
  • Zone Post Purge
  • Zone Synchronization
  • tekmarNet® 4 communication compatible

Specifications

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 ≤92% to 104°F (40°C), and 50% above 104°F (40°C), Altitude <9840 ft. (3000 m), Pollution Degree 2
Power supply 24 V (ac) ± 10%, 50/60 Hz, 1.8 VA Standby, 56 VA fully loaded, NEC / CEC Class 2
W relay 24 V (ac) 2 A
Y relay 24 V (ac) 2 A
G relay 24 V (ac) 2 A
Warranty Limited 3 Year Warranty

Current Literature

Product Submittal

Oct 2012 - Present (2011 products and newer)

540_Cpdf

Installation & Operation Manual

Nov 2011 - Present (2011 products and newer)

540_Dpdf

Job Record

Aug 2009 - Present

540_Jpdf

Quick Setup Guide

Nov 2011 - Present (2011 products and newer)

540_Qpdf

User Manual

Nov 2011 - Present (2011 products and newer)

540_Updf

Wiring Brochure

Mar 2009 - Present

540_Wpdf



Part Number: 540

Quantity
Price
1$159.75
2 +$150.71


 
 
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