Honeywell Home THR842DEU User Manual

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50051983-003
THR842D Installation Instructions (13 language)
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Date: 10/04/19Product manager: L.M.
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Honeywell Home THR842DEU Specifications

General

Brand	Honeywell Home
Model	THR842DEU
Category	Thermostat
Connectivity	Wireless
Display	LCD
Wireless Protocol	868 MHz
Mounting	Wall-mounted
Accuracy	±0.5°C
Programmable	Yes
Protection Class	IP30
Control Mode	Automatic, Manual
Power Source	Battery
Temperature Range	5°C to 35°C
Installation	DIY or Professional
Number of Programs	7-day scheduling

Summary

THR842D Wireless Thermostat Introduction

Product Description and Features

Overview of the thermostat's wireless communication and functionality.

Thermostat Installation and RF Testing

Performing the RF Communication Test

Thermostat Placement Guidelines

Optimal Location Selection for Performance

Manual Override and Communication Loss Handling

Temporary Manual Override Functionality

RF Communication Loss Procedures

What to do when RF communication fails.

Installer Mode Configuration

Entering and Navigating Installer Mode

Parameter Selection and Adjustment

In-Depth Parameter Explanations

Temperature Settings and ECO Mode Parameters

Specifics on temperature limits, offsets, and ECO features.

Operation Modes and Failsafe Settings

Details on changeover modes and safety functions.

Device Binding and Rebinding

Conditions Requiring Device Binding

Data Management and Device Binding

Resetting Stored Data on Devices

Procedures for clearing data from Relay Box and Thermostat.

Initiating Device Binding Process

Steps to put devices into binding mode.

Final Setup and Communication Verification

Completing Thermostat Binding

Final steps to bind the thermostat.

Final RF Communication Test

Confirming the wireless connection after setup.