Honeywell How to Install Your CM900 Wireless Thermostat System

Page 3

2) Installing the CM900 Wireless System

Please follow the illustrations and information below in sequence to install the Relay Box and room thermostat correctly. For applications other than gas boilers, enabling special features and to see what other system options are available refer to section 4) Installer Mode.

2.1 Installing the Relay Box

 

 

3 a.

 

1

 

 

2

 

 

= M3.5

 

 

 

 

 

 

 

= No6

 

 

 

 

2

 

 

 

The Relay Box is a RF device. For the

 

 

 

 

 

best performance install in an open

 

 

 

 

 

space. Leave at least 30cm distance

1

 

 

b.

 

from any metal objects including wall

 

 

 

 

 

 

 

boxes and boiler housing.

 

 

 

 

< 7mm Ø

Do not mount on metal wall boxes.

NOTE: The Relay Box contains

 

 

 

EMC compliance considerations

no user serviceable

parts.

It

 

 

should be opened and installed

 

> 7mm Ø

 

 

 

 

Keep AC mains supply/load cables

by qualified installer only.

 

 

 

 

 

separate from signal wiring.

WARNING: Electrostatic sensi-

 

 

 

 

 

 

 

Refer to Code of Practice standards

tive device! Do not touch the

 

 

EN61000-5-1 and -2 for guidance.

circuit board.

 

 

 

 

4

Burner (direct control)

Combi boiler

 

5

 

 

 

BDR91

A-B:5(3)A

BDR91

A-B:5(3)A

 

 

 

 

 

A-C:5(3)A

 

A-C:5(3)A

 

 

 

 

230V

 

230V

 

 

 

 

 

50-60Hz

 

50-60Hz

 

 

 

 

 

<5A

 

<5A

 

 

 

 

 

 

 

 

 

 

 

1.5-2.5mm²

 

Zone valve

 

Cooling device

 

 

 

6mm max.

 

BDR91

A-B:5(3)A

BDR91

A-B:5(3)A

6

 

 

 

 

A-C:5(3)A

 

A-C:5(3)A

 

 

 

230V

 

230V

 

 

 

1

 

50-60Hz

 

50-60Hz

 

 

 

 

<5A

 

<5A

 

 

 

 

 

 

V4043H

 

 

 

 

 

NOTE: All wiring must be in accordance with IEE regulations

 

 

 

 

CAUTION: Observe ambient temperature and current limits

 

 

2

(see the Relay Box wiring label)

 

 

 

 

 

 

 

 

 

Installation Guide

 

 

 

 

 

3

Image 3
Contents Description Table of ContentsInstallation Information Installing the Relay Box Installing the CM900 Wireless SystemRF Communication Check Test Mode Installing the Room Thermostat 2.2.1 Power UpSystem Check Locating the Room ThermostatTemporary Manual Override Installer ModeBasic Operation of the System Automatic OperationBDR91 Relay Box Fail-Safe Mode Setup Entering Installer ModeUsing the Special Features of the Room Thermostat Using the Room Thermostat for Specific ApplicationsCategory 1 Parameters Room Thermostat Settings Category 2 System Settings Binding an HR80 Radiator Controller to the Room Thermostat Additional Installation InformationBinding / Rebinding Procedure Multi-Zone SystemTrouble Shooting Trouble Shooting GuideDiagnostic Mode

CM900 specifications

The Honeywell CM900 is a sophisticated programmable room thermostat designed to enhance energy efficiency and ensure optimal comfort in residential settings. This device is characterized by its advanced features, which cater to the increasingly demanding needs of modern households.

One of the standout features of the CM900 is its intelligent programming capabilities. Users can easily set different heating schedules for weekdays and weekends, allowing for personalized comfort that adapts to the household's routine. This programmable functionality not only maximizes comfort but also contributes to energy savings, as it can automatically lower the heating during unoccupied periods.

The CM900 is equipped with a user-friendly interface that makes it straightforward to adjust settings. The large, clear display provides essential information at a glance, such as current room temperature and set points. Additionally, the intuitive menu navigation allows users to customize settings quickly, ensuring a seamless experience even for those who may not be technically inclined.

Incorporating the latest technology, the Honeywell CM900 features an innovative adaptive control system. This technology enables the thermostat to learn the heating characteristics of the home, adjusting pre-heat times to ensure that the desired temperature is reached precisely when needed. As a result, users can enjoy comfortable living spaces without wasting energy.

The CM900 also boasts an impressive response time, ensuring that any adjustments to the heating system occur swiftly. Coupled with precise temperature sensing, this allows for a stable indoor climate, which is essential for both comfort and energy efficiency. The device can be connected to various heating systems, making it a versatile option for a range of home heating configurations.

For those interested in further customizing their heating experience, the Honeywell CM900 offers compatibility with multiple accessories, including remote sensors and Wi-Fi connectivity options. This enables homeowners to monitor and adjust their heating systems even when they are away from home, leading to added convenience and peace of mind.

In summary, the Honeywell CM900 is a high-performance programmable thermostat that combines advanced technology with user-centric features. Its intelligent scheduling, adaptive control, and ease of use make it an excellent choice for anyone looking to achieve a perfect balance between comfort and energy efficiency in their home.