Tekmar®

Tekmar® 420 Boiler Reset Module, NTC Thermistor Sensor, LCD Pushbutton User Interface, 1 Boiler Stages, Import

TEKMAR420
Tekmar® 420 Boiler Reset Module, NTC Thermistor Sensor, LCD Pushbutton User Interface, 1 Boiler Stages, Import
  • Country of Origin: CA
  • Dimensions: 5-3/8 in W x 9/16 in D x 3-5/8 in H
  • Domestic/Import: Import
  • Enclosure Type: NEMA Type 1
  • Full Load Current: 10 A
  • Manufacturer Name: Watts Water Technologies
  • Number of Stages: 1 Boiler
  • Sensor: NTC Thermistor
  • User Interface: LCD Pushbutton
The Boiler Reset Module 420 is designed to operate all of the mechanical equipment in a hydronic heating system, except for zones, coordinating their operation through network communication. It can be used in applications ranging from a single zone of baseboard with an on/off boiler, to multiple radiant floor zones with a modulating/condensing boiler. This control regulates one space heating water temperature through Outdoor Temperature Reset and Indoor Temperature Feedback. It is capable of controlling a single on/off or modulating boiler, Domestic Hot Water, set point loads, and can expand up to 24 zones in total.
  • Features and More

Features

  • Automatic boiler differential
  • Boiler protection
  • DHW post purge
  • DHW control
  • One touch overrides
  • Outdoor temperature reset
  • Powered pump outputs
  • Set point operation
  • Single on/off or modulating boiler control
  • System setback
  • System control for up to 24 zones
  • Warm weather shut down
  • Zone synchronization
  • Control - Microprocessor control, this is not a safety (limit) control
  • One tN4, boiler, DHW and set point

Includes

  • 070 Outdoor Sensor and 2 of 082 Universal Sensor

Standards/Approvals/Certifications

  • CSA/cUS Certified for use in USA and Canada
  • Meets Class B: ICES and FCC Part 15

Warranty

  • 3 Years Limited