4.5 Installer Parameters Table

4.5.1 Category 1 - Room Thermostat Settings

Parameter

Parameter Factory Default Setting No.

Optional Setting

Category 1 Parameters – Room Thermostat Settings

 

 

Display

Description

Display

Description

 

 

 

 

 

 

AM-PM / 24hr

1:CL

24

24 hr clock display

12

12 hr – AM/PM clock display format

Display

 

 

format

 

 

 

 

 

 

 

 

Reset Time/ Temp

2:rP

1

Time / Temp profile set

0

Time / Temperature are as programmed

Program

 

 

to factory default

 

 

 

 

 

Changes to 0 when

 

To restore the factory profile set to 1

 

 

 

one of the time/temp

 

 

 

 

 

profiles are changed

 

 

 

 

 

 

 

 

Auto Summer/

3:tC

1

Auto Summer/Winter

0

Auto Summer/Winter Time Change

Winter Time

 

 

Time Change Enabled

 

Disabled

Change

 

 

 

 

 

 

 

 

 

 

 

LCD Backlighting

5:bL

1

Backlighting Enable

0

Backlighting Disabled

 

 

 

 

 

 

Upper Temp Limit

6:uL

35

35°C Upper Temp.

21 to

21°C to 34°C adjustment in 1°C steps

 

 

 

Limit

34

 

 

 

 

 

 

 

Lower Temp Limit

7:LL

5

5°C Lower Temp. Limit

5 to 21

6°C to 21°C adjustment in 1°C steps

 

 

 

 

 

 

Optimisation

8:OP

0

Optimisation Disabled

1

Optimisation Enabled

 

 

 

 

 

 

Temperature Offset

12:tO

0

No temperature offset

-3 to

-3°C to +3°C adjustment in 0.1°C steps

 

 

 

 

+3

 

 

 

 

 

 

 

Proportional Band

13:Pb

1.5

Proportional band of

1.6 to

1.6°C to 3.0°C adjustment in 0.1°C steps

Width

 

 

1.5 degrees

3.0

 

 

 

 

 

 

 

Reset Parameters

19:FS

1

All settings at factory

0

Settings are as modified above

to Factory Defaults

 

 

defaults

 

 

 

 

 

Changes to 0 when

 

To restore the factory profile set to 1

 

 

 

one of the parameter

 

 

 

 

 

is changed

 

 

 

 

 

 

 

 

Notes

1)Remember to always press the green button to confirm that you want to store your new Installer Set- Up setting. To exit the Installer Mode move the slider switch to the AUTO or MAN position.

Installation Guide

9

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Honeywell CM900 manual Category 1 Parameters Room Thermostat Settings

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.