STELPRO ST302P Programmable Electronic Thermostat Owner’s Manual

1

INITIAL SETTINGS  

RÉGLAGES INITIAUX  

OWNER’S  

MANUAL  

CONNECT THE POWER  

SUPPLY WIRES  

2

AND PROGRAMMING  

To begin with, follow the on-screen instructions to adjust your  

thermostat’s settings. Press  

to confirm.  

WARNING: Incorrectly connected electrical wires could  

result in a fire hazard.  

or  

to change your selection and  

PROGRAMMABLE ELECTRONIC THERMOSTAT  

FOR BASEBOARDS AND CONVECTORS  

• Language: FRA / ENG (Français / English)  

• Temperature format: °C / °F (Celsius / Fahrenheit)  

1. Complete the thermostat’s electrical connection according to  

the diagram below. Tighten the wires securely in the supplied  

wire connectors.  

ST302P  

ST402P  

• Operation mode: PROG / MANUAL (Programmable / Manual).  

If you selected MANUAL mode, your thermostat is now ready to  

use! If you selected PROGRAMMABLE mode, configure the  

following settings:  

2. Push the wires and connectors into the electrical box.  

– Date and time  

NOTE: If the electrical wires are aluminum, use CO/ALR  

connectors instead (not supplied).  

– Automatic daylight savings time switchover: DST Y / DST N  

(Daylight savings time Yes / Daylight savings time No)  

– Program setpoint temperatures: (Wake, Leave, Return, Sleep)  

– Monday to Friday program hours: [Mo-Fr] (Wake, Leave,  

Return, Sleep)  

– Saturday and Sunday program hours: [Sa-Su] (Wake, Sleep)  

The following table shows the default program values:  

WEEK DAYS  

RETURN  

WAKE  

LEAVE  

SLEEP  

E

6:00 AM  

21°C / 70°F  

8:00 AM  

16°C / 61°F  

4:00 PM  

21°C / 70°F  

10:00 PM  

17°C / 63°F  

1-844-STELPRO  

WWW.STELPRO.COM  

WEEKEND DAYS  

WAKE  

SLEEP  

7:00 AM  

21°C / 70°F  

11:00 PM  

17°C / 63°F  

LOAD POWER  

The diagram shows a 240 V power supply.  

IMPORTANT INSTRUCTIONS  

THE THERMOSTAT MUST BE INSTALLED BY A CERTIFIED  

ELECTRICIAN.  

FEATURES  

Connect the thermostat to a 120 to 240 VAC power source ONLY and  

comply with load limits.  

ATTACH THE THERMOSTAT  

3

KEY FEATURES  

1. Press  

or once to lower or raise the setpoint temperature by  

WARNING – HIGH VOLTAGE. Turn off the power supply before  

installation and maintenance. Leave at least 12 in. (30 cm)  

clearance around the thermostat to ensure that it is properly  

vented.  

0.5°C / 1°F. If you are in PROGRAMMABLE mode, the set-  

point change will be considered as a temporary override to the  

programming. The thermostat will return to PROGRAMMABLE  

mode when the next program begins. To cancel the override and  

1. Using the alignment guide,  

hook the bottom [A] of the  

thermostat into the bottom of  

the plate. Be sure not to jam  

the wires between the thermo-  

stat and mounting plate.  

return to PROGRAMMABLE mode, press  

2. Press once to switch from MANUAL to PROGRAMMABLE  

mode and vice versa.  

.

SAVE THESE INSTRUCTIONS  

2. Rotate the thermostat upwards  

and attach it on the top hook of  

the mounting plate.  

3. If PROGRAMMABLE mode is selected, press  

the next program.  

twice to go to  

TECHNICAL SPECIFICATIONS  

TENSION ET CHARGE  

ADVANCED MENU ACCESS AND USE  

1. Press and hold  

advanced menus.  

for 3 seconds to access the thermostat’s  

PRODUCT CODE  

SUPPLY VOLTAGE  

VOLTS  

LOAD AT 120 V  

WATTS  

LOAD AT 240 V  

WATTS  

A

2. Press  

or to change your selection.  

ST302P  

ST402P  

120-240  

150-1500  

150-2000  

300-3000  

300-4000  

3. Press  

menu.  

to confirm your selection and proceed to the next  

120-240  

Load control type  

Frequency  

Resistive  

60 Hz  

4. Press and hold  

for 3 seconds to exit the advanced menus.  

3. Tighten the screw at the top of the  

thermostat [B] to hold it in place  

securely.  

Storage temperature  

-40°C to 50°C (-40°F to 122°F)  

-20°C to 50°C (-4°F to 122°F).  

LC display less effective below 0°C (32°F)  

ADVANCED MENU LIST  

B

Operating temperature  

• Language: FRA / ENG (Français / English)  

4. Restore the power at the circuit  

breaker.  

Humidity  

5% to 98% without condensation  

• Temperature format: °C / °F (Celsius / Fahrenheit)  

Action  

Type 1.Y  

• Operation mode: PROG / MANUAL (Programmable / Manual.  

When PROGRAMMABLE mode is selected, you can change  

the following settings:  

Pollution degree  

Software  

2

Class A  

NOTE: If you need to remove the  

thermostat, follow step 1 in section  

1, then use a straight screwdriver  

to unhook it from the top of the  

mounting plate.  

Rated impulse voltage  

Category II overvoltage (1500 V)  

Independently mounted control for surface mounting  

– Date and time  

Thermistor used as a sensor, carries no load current  

– Automatic daylight savings time switchover: DST Y / DST N  

(Daylight savings time Yes / Daylight savings time No)  

Overload protection device external to the control: circuit breaker (refer to local electrical code)  

– Program setpoint temperatures: (Wake, Leave, Return,  

Sleep)  

– Monday to Friday program hours: [Mo-Fr] (Wake, Leave,  

Return, Sleep)  

BEFORE YOU GET STARTED  

– Saturday and Sunday program hours [Sa-Su] (Wake, Sleep)  

• Keypad lock: LOCK / UNLOCK (Lock keypad / Unlock keypad)  

• Reset thermostat to default values: RST N / RST Y (No / Yes)  

• The box contains one (1) thermostat with mounting plate, two (2)  

mounting screws, two (2) twist-on wire connectors and one (1)  

owner’s manual.  

INTERFACE  

• To install this thermostat, you will need a #2 Phillips screwdriver.  

USING THE TECHNICAL MENUS:  

This thermostat is PROGRAMMABLE. PROGRAMMABLE mode  

allows you to define the setpoint temperature according to time  

of day and day of the week. (See the INITIAL SETTINGS AND  

PROGRAMMING section.) You can also use this thermostat in  

MANUAL mode, i.e. the setpoint temperature will be constant.  

• Install your thermostat about 5 ft (1.5 m) from the floor on an  

inside wall facing the heating system.  

1. Press  

menus (the advanced menu will appear after 3 seconds but  

continue to hold for another 7 seconds).  

for 10 seconds to access the thermostat’s technical  

2. Use  

ou to change your selection.  

Touch the keypad once to activate the backlight, then you can  

make changes.  

3. Press  

menu.  

to confirm your selection and continue to the next  

INSTALLATION  

4. Press  

menus.  

for 3 seconds to exit the thermostat’s technical  

TECHNICAL MENU LIST  

ATTACH THE MOUNTING PLATE  

Heating output  

1

• t1: Maximum room temperature setpoint limit (5°C to 30°C / 41°F  

to 86°F). The default setting is 30°C.  

• t2: Minimum room temperature setpoint limit (5°C to 30°C / 41°F  

to 86°F). The default setting is 5°C.  

A

WARNING: Turn off the  

power supply.  

Keypad locked  

Week period  

(Mo-Fr: Monday  

to Friday, Sa-Su:  

Saturday and  

Sunday)  

NOTE: The maximum setpoint limit must be higher than the mini-  

mum setpoint limit, and the minimum setpoint limit must be lower  

than the maximum setpoint limit.  

Ambient  

temperature/  

contextual  

1. Loosen the screw [A] at the  

top of the thermostat without  

removing it.  

Menu indicator  

information  

• t3: Year of production  

• t4: Month of production  

• t5: Identification number  

• t6: Software version  

2. Separate the mounting plate  

from the thermostat. Pull the  

top of the plate and rotate.  

Current program  

(Wake, Leave,  

Return, Sleep)  

MOUNTING  

PLATE  

• t7: Thermostat control code  

Keypad  

3. Take the power wires [B] out of the junction box and  

run them through the large opening in the center of the  

mounting plate [C].  

4. Using the two (2) mounting screws provided [D], attach the  

thermostat mounting plate to the junction box. The plate  

can be centered on the junction box or shifted to the left  

or right.  

B

D

C

JUNCTION BOX  

STELPRO LIMITED WARRANTY  

D

MOUNTING PLATE  

Limited three-year warranty. See details on www.stelpro.com.  

STELPRO DESIGN INC. Saint-Bruno-de-Montarville, Québec, Canada, J3V 6L7  

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General	Details
Name	STELPRO ST302P Programmable Electronic Thermostat Owner’s Manual
Make	StelPro
Language	English
Filetype	PDF (Download)
File size	0.25 MB

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• ALL THERMOSTAT INSTRUCTIONS & USER MANUALS
• StelPro

STELPRO ST302P Programmable Electronic Thermostat Owner’s Manual Overview

Summary of Contents

• Page 1: INITIAL SETTINGS To begin with, follow the on-screen instructions to adjust your thermostat’s settings. Warning: Incorrectly connected electrical wires could result in a fire hazard. Complete the thermostat’s electrical connection according to the diagram below. If you selected MANUAL mode, your thermostat is now ready to use! If you selected PROGRAMMABLE mode, configure the following settings: The following table shows the default program values. The diagram shows a 240 V power supply. Important instructions: The thermostat must be installed by a certified electrician. This thermostat is programmable. Programmable mode allows you to define the setpoint temperature according to time of day and day of the week. To install this thermostat, you will need a #2 Phillips screwdriver. Warning: Turn off the power supply.