Tekmar® 420 Boiler Reset Module, NTC Thermistor Sensor, LCD Pushbutton User Interface, 1 Boiler Stages, Import
Part #: TEKMAR420
MFG #: 420
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.
Brand : Tekmar®
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
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