Honeywell Thermostat CM900 User Manual download pdf (Page 9)

Installation Guide 9

4.5 Installer Parameters Table

4.5.1 Category 1 - Room Thermostat Settings

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.

Parameter Parameter

No.

Factory Default Setting Optional Setting

Category 1 Parameters – Room Thermostat Settings

Display Description Display Description

AM-PM / 24hr

Display

1:CL 24 24 hr clock display

format

12 12 hr – AM/PM clock display format

Reset Time/ Temp

Program

2:rP 1 Time / Temp proﬁle set

to factory default

Changes to 0 when

one of the time/temp

proﬁles are changed

0 Time / Temperature are as programmed

To restore the factory proﬁle set to 1

Auto Summer/

Winter Time

Change

3:tC 1 Auto Summer/Winter

Time Change Enabled

0 Auto Summer/Winter Time Change

Disabled

LCD Backlighting 5:bL 1 Backlighting Enable 0 Backlighting Disabled

Upper Temp Limit 6:uL 35 35°C Upper Temp.

Limit

21 to

21°C to 34°C adjustment in 1°C steps

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

Proportional Band

Width

13:Pb 1.5 Proportional band of

1.5 degrees

1.6 to

3.0

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

Reset Parameters

to Factory Defaults

19:FS 1 All settings at factory

defaults

Changes to 0 when

one of the parameter

is changed

0 Settings are as modiﬁed above

To restore the factory proﬁle set to 1

1 2 3 4 5 6 7 8 9 10 11 12

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Honeywell Thermostat CM900 User Manual Page 9

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