279 | Steam Control - One Stage | Tekmar

Brand: TekmarSKU: 279

The photo is for representation purposes only and may not be a photo of product being purchased.

Search products similar to 279

Jump to: Overview & Specifications Reviews

Overview Details for 279

Steam Control - One Stage

The Steam Control 279 is designed to operate a single steam boiler using Outdoor Temperature Reset. It can be used in single pipe steam applications as well as applications using a tankless DHW coil. This control regulates the on time of a steam boiler through Outdoor Temperature Reset control. It is capable of controlling a single on/off steam boiler.

Features

Large LCD display
24 hour, 5-1-1, 7 day schedule
Indoor temperature feedback (with optional indoor sensor), manual override
CSA approved for use in USA and Canada
Two alert level relays
Outdoor temperature reset, warm weather shut down
Two or four schedule events per day
Built-in programmable timer
DHW tankless coil operation

Specifications

Item Number	279
Brand	Tekmar
Category	Boiler / DHW Controls
Agency Approvals	CSA C US, meets Class B: ICES & FCC Part 15
Ambient Conditions	Indoor use only, 32 to 122 degrees F (0 to 50 degrees C), RH less than or equal to 90 percent Non-condensing, Altitude less than 6560 ft. (2000 m), Installation Category II, Pollution Degree 2
Control Type	Microprocessor control, this is not a safety (limit) control
Dimensions	6-5/8" H x 7-9/16" W x 2-13/16" D (170 x 193 x 72 mm)
Enclosure Material	Blue PVC plastic
Enclosure NEMA Rating	NEMA 1
Hydronic - HVAC Control Type	Steam Control
Power Supply	115 V (ac) plus / minus 10 percent, 50/60 Hz, 3.5 VA
Relay	230 V (ac) 5 A, 1/3 hp, pilot duty 240 VA
Sensor	NTC thermistor, 10 k ohms at 77 degrees F (25 degrees C plus / minus 0.2 degrees C) Beta=3892