STN615 and STN715 universal multi stage wired builder thermostat

Wired Thermostat 24V Wired Thermostat HVAC Thermostat Electric and Gas Thermostat Programmable Thermostat Non-Programmable Thermostat

Smart Multi Stage Programmable 2Heat 2Cool Room Temperaute Calibration Adjustment Universal Wired Thermostat

Name: Smart Multi Stage Programmable 2Heat 2Cool Room Temperaute Calibration Adjustment Universal Wired Thermostat
Brand: Smart Therm

STN615 and STN715 are the universal multi stage models in the STN builder series, controlling 2 heat and 2 cool. Programming can be set to 7 day, 5/1/1 or non-programmable, the swing adjustments cover both stages separately, and room temperature calibration corrects a poor mounting position. The universal description covers the separate B and O terminals and the electric or gas configuration.

Request A Quote Email For A Datasheet

Key Benefits

Universal configuration covers electric, gas and reversing valve wiring
2 heat and 2 cool staging with independent second stage swing
Three programme modes from one part number
Room temperature calibration adjustment on a builder grade unit
Selectable filter indicator and 5 minute compressor delay

Problems It Solves

Separate part numbers for electric and gas configurations
Second stage running when the first can hold the room
Rooms reading warm because of the only available mounting position
Compressor restarts too soon after a supply interruption

Who It Is For

House builders and developers
HVAC contractors on staged plant
Distributors serving the builder market
OEM buyers needing a universal multi stage model

Technical Features

Universal multi stage control, 2 heat and 2 cool
7 day, 5/1/1 or non-programmable
Easy menu driven programming with wake, leave, return and sleep icons
Electric or gas configurable with separate B and O terminals
Separate heating and cooling swing adjustments including second stage
Room temperature calibration adjustment
Filter change indicator and 5 minute compressor delay protection, both selectable
Battery or 24V power, PP housing, white, blue or green backlight, 400 g

Specifications

Model	STN615/STN715
Programmability	7 Day,5/1/1 or
Color	White/Blue/
Material	PP
Weight	400g
Package Included	1Wired Builder Thermostat 1Instruction

Specifications are taken from the manufacturer data for this model. Confirm the exact configuration with us before you order.

Application Scenarios

Two stage heating and cooling plant in residential developments
Buildings mixing electric and gas heat sources
Projects where some units are scheduled and some are not
Plant that short cycles under a single stage control

Quality Control

All four staging outputs exercised on the line
Calibration range verified on batch samples
Compressor delay timing checked before packing

Customisation Options

Default programme mode preset at the factory
Backlight white, blue or green
Swing defaults set for the buyer's plant
Builder pack quantities and carton artwork

Comparison

How It Compares

Models 3015 and 3215

STN615 and STN715 are the STN series equivalents, carrying the same multi stage staging under the STN part numbering.

STN605 and STN705

This pair adds a second heating and second cooling stage.

Use guide

Installing And Commissioning

Step 1

Isolate the 24V control circuit before removing the existing control

Step 2

Land the staging conductors, using B or O as required

Step 3

Select electric or gas configuration and the programme mode

Step 4

Set first and second stage swing separately

Step 5

Apply a calibration offset, enable the compressor delay, then test each stage

Answers