Honeywell Home ElitePRO S1200 Smart Thermostat User Guide

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Customizable Idle Screen  

Connect a Video Doorbell  

Access User Manual  

To access a full user manual scan the  

QR Code below or visit:  

info.honeywellhome.com/elitepro-  

Choose Idle Screen  

®

ElitePRO S1200 Smart Thermostat  

s1200-um  

EN User Guide  

Regulatory Information  

FCC Regulations  

47 CFR § 15.19 (a)(3)  

Current  

Homescreen  

Weather Time Temperature  

This device complies with Part 15 of the FCC Rules. Operation is  

subject to the following two conditions:  

(1) This device may not cause harmful interference,  

(2) This device must accept any interference received, including  

interference that may cause undesired operation.  

47 CFR § 15.21  

Changes or modifications not expressly approved by the party  

responsible for compliance could void the user’s authority to  

operate the equipment.  

47 CFR § 15.105 (b)  

For additional FCC information for this product, see:  

Preview  

Save  

Home  

Mode  

M39704  

System  

Mode  

Pair your First Alert VX1 or Ring Doorbell camera and view  

live video on your thermostat using compatible video  

doorbells. To setup, use the First Alert by Resideo App.  

Display the information that is most important to you by  

customizing the idle screen. Choose between seven  

different styles and colors to match your decor.  

Fan  

Fan  

Mode  

Following Schedule  

Good  

Menu  

To access, touch Menu > Preferences > Display > Idle  

Screen.  

Setup Matter  

https://customer.resideo.com/en-US/support/residential/codes-  

and-standards/FCC15105/Pages/default.aspx  

RF Exposure Statement  

Control your thermostat setpoints and the  

change system mode using automations  

enabled by Matter.  

Options  

Menu  

Indoor  

Indoor Air  

Quality  

Set  

Humidity  

Temperature  

M39685  

Prioritize Rooms for Comfort  

Warning:  

Touch Menu, scroll down and select Matter.  

Follow the instructions on the screen. Use  

your matter controller and scan the onscreen  

QR code or use the pairing code.  

The antenna(s) used for these transmitters must be installed to  

provide a separation distance of at least 20 cm from all persons  

and must not be co-located or operating in conjunction with any  

other antenna or transmitter. Operations in the 5150-5250 MHz  

band and in the 5250-5350 MHz Band are restricted to Indoor  

use only.  

Thermostat Models  

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THX1200W5 (White thermostat)  

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THX1200B6 (Black thermostat)  

IC Regulations  

RSS-GEN  

THX1200W7S (White thermostat - EIM required)  

THX1200B8S (Black thermostat - EIM required)  

YTHX1200W5 (White thermostat with room sensor)  

YTHX1200B6 (Black thermostat with room sensor)  

YTHX1200W7 (White thermostat with EIM)  

Troubleshooting/FAQs  

This device contains license-exempt transmitter(s)/receiver(s)  

that comply with Innovation, Science and Economic Development  

Canada’s license-exempt RSS(s). Operation is subject to the  

following two conditions:  

(1) This device may not cause interference.  

(2) This device must accept any interference, including  

interference that may cause undesired operation of the device.  

RF Exposure Statement  

Warning:  

The antenna(s) used for these transmitters must be installed to  

provide a separation distance of at least 20 cm from all persons  

and must not be co-located or operating in conjunction with any  

other antenna or transmitter. Operations in the bands 5150-5250  

MHz and 5250-5350 MHz is only for indoor use to reduce the  

potential for harmful interference to co-channel mobile satellite  

systems.  

If you have difficulty with your thermostat, please try the  

following suggestions. Most problems can be corrected  

quickly and easily.  

Display is Blank  

YTHX1200B8 (Black thermostat with EIM)  

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Check circuit breaker and reset if necessary.  

Make sure power switch at heating and cooling sys-  

tem is on.  

Make sure furnace door is closed securely.  

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Connect Thermostat to the First  

Alert by Resideo App  

To connect your thermostat to the  

mobile app scan the QR Code or visit:  

info.firstalert.com/FA-app-  

download  

Prioritize different areas of your home by using compatible  

wireless indoor room sensors. You can manually select  

these areas or allow the sensors to do it automatically  

when activity is sensed.  

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“Waiting for equipment” appears on the screen  

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Compressor protection feature is engaged. Wait 5  

minutes for the system to restart safely, without dam-  

age to the compressor.  

To access, touch Menu > Priority.  

The product should not be disposed of with other household  

waste. Check for the nearest authorized collection centers or  

authorized recyclers. The correct disposal of end-of-life  

equipment will help prevent potential negative consequences for  

the environment and human health.  

Cannot change temperature setpoint.  

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If display says “unlock”, thermostat owner has set a  

lockout setting. If not, verify you are in the correct  

mode (heat, cool, em heat or auto).  

If you are in the correct mode, but you cannot set the  

heat from 40 °F to 90 °F (4.5 °C to 32 °C), or set the  

cool from 50 °F to 99 °F (10 °C to 37 °C), you may  

have range-stops restricting your setting. Check with  

the installer to see if they set range-stops.  

Maintain Optimal Indoor Air Quality  

App Features  

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Auto Away & Smart Scheduling  

Alerts and Reminders  

Monthly Energy Reports  

Energy Rebate Program  

Full Thermostat Control from Anywhere  

Monitor Water Leak Detectors (Sold Separately)  

Monitor Smoke & Carbon Monoxide Detectors (Sold  

Separately)  

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5-Year Limited Warranty  

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https://resideo.info/US-Warranty-THERMOSTAT  

How to connect to Wifi?  

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Touch Menu, then scroll to and select WiFi.  

Follow the onscreen prompts for entering the  

SSID and Password.  

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Get Rewarded  

Search for energy providers near you who offer  

thermostat incentives and rebates at:  

resideo.info/utility-savings-programs  

What can cause an unsuccessful Wifi connection?  

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Invalid Password: Verify correct password and re-  

enter.  

No IP Address assigned by the router: Verify the  

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If the thermostat has been set to control Indoor air quality  

there will be options to control humidity and/or ventilation.  

Those can easily be adjusted in the user menu on the  

thermostat or in app.  

router is configured for Automatic IP address assign-  

ment (DHCP). If it is, remove the ElitePRO from the  

wall plate (powering it down) wait 10 seconds and re-  

seat on the wall plate. Run through the setup process  

again.  

Resideo Technologies Inc.  

Scottsdale, AZ 85254  

1-800-633-3991  

33-00708EF-01 K.K. Rev 6/25  

To access, touch Menu, then scroll to and select  

Humidification, Dehumidification, or Ventilation (shown).  

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No Internet Link: Verify the router settings and  

reboot the router if necessary.  

© 2025 Resideo Technologies, Inc. All rights reserved. The Honeywell  

Home trademark is used under license from Honeywell International,  

Inc. This product manufactured by Resideo Technologies, Inc. and  

its affiliates.  

33-00708EF-01  

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General	Details
Name	Honeywell Home ElitePRO S1200 Smart Thermostat User Guide
Make	Honeywell Home
Language	English
Filetype	PDF (Download)
File size	0.51 MB

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• ALL THERMOSTAT INSTRUCTIONS & USER MANUALS
• Honeywell Home

Honeywell Home ElitePRO S1200 Smart Thermostat User Guide Overview

Summary of Contents

• Page 1: Customizable idle screen allows you to display important information. You can connect a video doorbell to view live video on your thermostat. The device complies with FCC regulations and must accept any interference. Changes or modifications not approved may void the user's authority to operate the equipment. Prioritize different areas of your home using compatible wireless indoor room sensors. If the display is blank, check the circuit breaker and ensure the power switch is on. The product should not be disposed of with household waste; check for authorized collection centers. To connect to WiFi, follow the onscreen prompts for entering the SSID and password. If you have difficulty with your thermostat, troubleshooting suggestions are available. Maintain optimal indoor air quality by adjusting humidity and ventilation settings.
• Page 2: Écran de veille personnalisé Connecter une sonnette vidéo Pour accéder au manuel d'utilisation complet, veuillez scanner le code QR ci-dessous. Visionnez des vidéos en direct sur votre thermostat à l'aide de sonnettes vidéo compatibles. Affichez les informations qui vous importent le plus en personnalisant l'écran de veille. Contrôlez les points de consigne de votre thermostat et modifiez le mode du système à l'aide des automatisations activées par Matter. Si vous rencontrez des difficultés avec votre thermostat, veuillez essayer les suggestions suivantes. Maintenir une qualité de l’air intérieur optimale. Le produit ne doit pas être jeté avec les autres déchets ménagers. Surveiller les détecteurs de fumée et de monoxyde de carbone. Comment se connecter au Wi-Fi ?