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  Tekmar Snow Detector & Melting Control - Two Zone, Two Boiler
Tekmar Snow Detector & Melting Control - Two Zone, Two Boiler
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Tekmar Snow Detector & Melting Control - Two Zone, Two Boiler

The Snow Detector & Melting Control 664 is designed to operate mechanical equipment to melt snow off of up to 2 outdoor slabs. It can be used in hydronic snow melting applications consisting of up to 2 zones and 2 boilers where each zone can operate at an independent temperature. This product uses a tekmar snow/ice detection sensor in order to automatically melt snow in a priority sequence while protecting the boiler plant with a mixing device. It is capable of controlling up to 2 boilers, a variable speed or modulating (4-20 mA) mixing device, a mix system pump, and 2 zone pumps.

Features

  • Automatic snow detection and melt control (with 090 Sensor)
  • Boiler Protection
  • CSA C US certified (approved to applicable UL standards)
  • Cold Weather Cut Out
  • Control up to 2 boilers
  • Control up to 2 zones
  • Equipment Exercising
  • Manual Override
  • Mixing control (floating, variable speed, or proportional)
  • Optional priority zoning operation
  • Remote display and adjustment capabilities
  • Slab protection for the snow melting system
  • Slab temperature control
  • Temporary Idle
  • Test sequence to ensure proper component operation
  • Warm Weather Shut Down

Specifications

Control Microprocessor control. This is not a safety (limit) control
Packaged weight 3.5 lb. (1600 g)
Dimensions 6-5/8" H x 7-9/16" W x 2-13/16" D (170 x 193 x 72 mm)
Enclosure Blue 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 ≤90% Non-condensing
Power supply 115 V (ac) ±10%, 50/60 Hz, 600 VA
Floating relays 230 V (ac) 5 A, 1/6 hp
Stage/Zn/P1 relays 230 V (ac) 5 A, 1/3 hp
Var. pump 230 V (ac) 2.4 A max (FLA) 5 A max (LRA), fuse T2.5 A 250 V
Demands 20 to 260 V (ac) 2 VA
Sensors NTC thermistor, 10 kΩ @ 77°F (25°C ±0.2°C) ß=3892
-Included Outdoor Sensor 070 and 3 of Universal Sensor 082
-Optional tekmar type #: 039, 040, 072, 073, 090, 091, 094, 741
Warranty Limited 3 Year Warranty

Current Literature

Installation & Operation Manual Addendum

Jun 2004 - Present

664_Bpdf

Product Submittal

Jan 2011 - Present

664_Cpdf

Installation & Operation Manual

Jul 2009 - Present

664_Dpdf

User Manual

Jul 2001 - Present

664_Updf

Application Brochure

Jul 2001 - Current

664_Apdf

See Also

Snow Melting Solutions Promo Image



Part Number: 664

Quantity
Price
1$2,088.58
2 +$1,915.77


 
 
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