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  Tekmar Boiler Control - One Stage Boiler
Tekmar Boiler Control - One Stage Boiler
Click to enlarge

Tekmar Boiler Control - One Stage Boiler

The Boiler Control 256 is designed to operate a single boiler using Outdoor Temperature Reset. It can be used in applications ranging from a single zone of baseboard to multiple zones of fan coils and baseboard. This control regulates a single heating water temperature through Outdoor Temperature Reset.

Features

  • Advanced settings to fine-tune building requirements
  • Automatic Boiler Differential
  • CSA C US certified (approved to applicable UL standards)
  • Outdoor Temperature Reset
  • Quick setup for easy installation and programming
  • Hot tub operation
  • Setback input for night setback
  • Test sequence
  • Warm Weather Shut Down

Specifications

Control Microprocessor control. This is not a safety (limit) control
Packaged weight 1.3 lb. (580 g)
Dimensions 4-3/4" H x 2-7/8" W x 7/8" D (120 x 74 x 22 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 104°F (0 to 40°C), RH ≤90% Non-condensing
Power supply 24 V ±10%, 50/60 Hz, 3 VA, Class 2
Relays 240 V (ac) 5 A 1/6 hp
Sensors NTC thermistor, 10 kΩ @ 77°F (25°C ±0.2°C) ß=3892
-Included Outdoor Sensor 070, Universal Sensor 071
-Optional tekmar type #: 071,082,
Warranty Limited 3 Year Warranty

Current Literature

Product Submittal

Jan 2012 - Present

256_Cpdf

Installation & Operation Manual

Aug 2011 - Present

256_Dpdf

Application Brochure

Dec 2008 - Aug 2011

256_Apdf

RF Noise Interference

Aug 2007 - Present

SB0054_01pdf

Energy Savings with Outdoor Reset Brochure

P0022_07pdf


Part Number: 256

Quantity
Price
1$200.78
2 +$189.43


 
 
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