Table of Contents
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Table of Contents
Table of Contents ........................................................2
Display and Switch Settings .......................................2
Switch Settings ...................................................2
Display and Symbols Description........................3
Button Operation .................................................4
Setting the Temperature ......................................4
Display Settings ..........................................................5
User Settings .....................................................5
Adjust Menu For installer use only ......................6
Sequence of Operation ..............................................7
Heating Operation ..............................................7
Cooling Operation ..............................................7
Fan Operation ....................................................7
Outdoor Temperature Display .............................8
Schedules ..........................................................8
Optimum Start ....................................................8
Scenes ...............................................................8
Display and Switch Settings
Switch Settings
Switch
Position Action
Setback
The thermostat follows a
programmable setback
ON
schedule as a schedule
member if available.
1
OFF
The thermostat does not follow
OFF
a programmable setback
schedule.
Scene
The thermostat responds to
ON
changes in the scene (system
wide manual overrides).
2
OFF
The thermostat does not
OFF
respond to scenes.
None
The thermostat is not part of a
ON
cooling group.
3
Cool Master 1
The thermostat is a master of
OFF
cooling group number 1.
Hydronic
ON
Hydronic heat source.
4
Other
Other heat source (Furnace,
OFF
Electric).
© 2008
D 540e - 02/08
Cool Group Master ..............................................9
Backlight .............................................................9
Warm Weather Shutdown ..................................9
Freeze Protection ...............................................9
Cycles Per Hour .................................................9
Synchronization .................................................9
Indoor Temperature Feedback ......................... 10
System Pump ................................................... 10
Exercising ......................................................... 10
Zone Test ......................................................... 10
Max Heat .......................................................... 10
Flushing ........................................................... 10
tN4 Address ..................................................... 10
Error Messages ........................................................ 11
Cleaning the Thermostat ......................................... 12
Warranty ................................................................... 12
*Read the Sequence of Operation for detailed information on
each of the switch setting features.
tNt 540e
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