Honeywell CM900 manual Category 2 System Settings

Models: CM900

1 12
Download 12 pages 53.98 Kb
Page 10
Image 10

4.5.2 Category 2 - System Settings

Parameter

Parameter Factory Default Setting No.

Optional Setting

Category 2 Parameters – System Settings (press the button to access this category)

 

 

Display

Description

Display

Description

 

 

 

 

 

 

Minimum boiler

1:Ot

1

1 minute minimum

2 to 5

Selection of 2, 3, 4 or 5 minutes

ON time

 

 

ON time

 

minimum ON time

 

 

 

 

 

 

Cycle Rate

2:Cr

6

6 cycles per hour

3,9 or

Selection of 3, 9 or 12 cph

 

 

 

(cph)

12

 

 

 

 

 

 

 

Heat/Cool Change

4:HC

0

Disabled

1

Enabled

 

 

 

 

 

 

Pump Exercise

5:PE

0

Pump exercise

1

Pump exercise enabled

 

 

 

disabled

 

 

 

 

 

 

 

 

System

6:Sn

0

Standard operation of

1

Room unit configured as Synchroniser

Synchronisation

 

 

the Room Unit

 

 

 

 

 

 

 

 

Loss of

7:LC

0

Relay Off

1

Relay 20% on / 80% off

Communications

 

 

 

 

 

Instruction

 

 

 

 

 

 

 

 

 

 

 

The following Parameters are for the control of other Honeywell Wireless products such as Wireless Underfloor Heating controls and Wireless Radiator controls. For more information please contact Honeywell sales.

Room Temperature

8:Su

0

BDR91 control

1,2,3

1 - HR80/HM80 control with own/remote

Sensor Use

 

 

 

or 4

sensor (no temperature displayed)

 

 

 

 

 

2 - HR80/HM80/HCE80 control with CM

 

 

 

 

 

sensor

 

 

 

 

 

3 - BDR91 control and HR80/HM80/

 

 

 

 

 

HCE80 control with own/remote sensor

 

 

 

 

 

4 – Hr80/HM80/HCE80 control with own/

 

 

 

 

 

remote sensor (temperature displayed)

 

 

 

 

 

 

HR80 Window-

9:HO

0

Disabled

1

Enabled

Open Function

 

 

 

 

 

 

 

 

 

 

 

HR80 Local

10:HL

1

Enabled

0

Disabled

Override

 

 

 

 

 

 

 

 

 

 

 

Maximum Flow

11:uF

55

55°C Maximum Flow

0 to 99

0°C to 99°C adjustment in 1°C steps

Setpoint

 

 

Temp.

 

 

 

 

 

 

 

 

Minimum Flow

12:LF

15

15°C Minimum Flow

0 to 50

0°C to 50°C adjustment in 1°C steps

Setpoint

 

 

Temp.

 

 

 

 

 

 

 

 

Mixing Value Run

13:Ar

150

150 seconds

0 to

0 to 240 sec. adjustment in 1sec steps

Time

 

 

 

240

 

 

 

 

 

 

 

Pump Overrun Run

14:Pr

15

15 minutes

0 to 99

0 to 99 mins adjustment in 1min steps

Time

 

 

 

 

 

 

 

 

 

 

 

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.

2)These parameters are set centrally for the zoning system at the room thermostat configured as the system synchroniser.

3)Minimum on-time setting applies only to the boiler controller. All Relay Box zone controllers will work with the minimum on-time of 30 seconds.

10

CM900 Wireless - Programmable Room Thermostat

Page 10
Image 10
Honeywell CM900 manual Category 2 System 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.