Trane TCONT624AS42DA Touchscreen Thermostat User Guide

Trane TCONT624AS42DA Touchscreen Thermostat

Features

• 24v, Z-Wave comfort control
• Remote access via smart phone, tablet, or P.C. (requires Nexia Bridge and a NexiaTM Home Intelligence account).
• Interactive 4.3” black & white touchscreen
• 7 Day programmable, 4 schedules/day
• Built in humidity sensor with RH display
• Filter, maintenance, humidifier service reminders
• Remote temperature sensing option (1 indoor/1 outdoor)
• Auxiliary & compressor heat lockouts
• Dehumidification (overcooling)
• Enhanced dehumidification (cooling)
• Adjustable variable speed fan settings (pwm)
• Energy Savings Mode (ESM)
• Screen lock and guest lock
• Upgradable firmware (requires a NexiaTM Home Intelligence account).
• Service test modes
• Humidifier control

Operation

The model TCONT624AS42DAA Comfort Control provides typical operation of a forced air heating and cooling HVAC system. The TCONT624 comfort control also features a Z-Wave™ module for remote control.

Item	Description	Notes
Clock Display	The current time is displayed in the upper left corner of the main screen. The time will blink when the clock has not been set.	See TIME/DATE for more information. If the control is connected to Nexia Home Intelligence the clock will be updated by the Nexia portal.
Dynamic Labels and Function Control Buttons	The buttons are defined by the dynamic labels in each button. As you navigate through menus, the labels for the buttons will change.
Setpoint Display and Setpoint Up/Down Buttons	The current heat or cool setpoint is displayed. These setpoints may be set using Nexia Home Intelligence, the Control’s internal schedule, or by pressing the Setpoint Up/Down buttons. Pressing the setpoint button changes the setpoint screen. The current mode is dis- played at the top of the screen. Adjust the setpoint by pressing the up or down arrows. To change setpoint mode press the MODE button.	The setpoints will push each other if they are adjusted to within the minimum heat/cool separation setting. This is normally 3 degrees.
Temperature Display	The Comfort Control displays the current temperature as sensed by the internal temperature sensor.	The internal temperature sensor can be adjusted as necessary.
Menu Button	Button used to access other Comfort Control menus	Other Comfort Control menus can be accessed by pressing the MENU button.
System Mode Button	Button used to change the system mode	Off: System off Heating: Heating only Cooling: Cooling only Auto: Heating/Cooling as necessary EM Heat: Indoor Heat only
Fan Mode Button	Button used to change the fan mode:	Auto: Fan on when cooling/heating is necessary On Fan constantly on Circ: Fan on for a user-selected number of minutes per hour.
Schedule Mode Button	Button used to change the schedule mode:	Hold: The system maintains the current temperature set- points. Schedules are disregarded. Run: Run the system schedule Energy Saving Mode (ESM): Temperature setpoints in ESM Setpoints are maintained.

User Settings

User Settings allow the user to customize various settings on the 624 control. To access User Settings simply press the Menu button once and “User Settings” will be displayed. To enter the User Settings menu, press the Select button, then use the Next button to navigate through the options below. The default setting will be shown in brackets. After each selection press the Done button to save changes

Thermostat
Setting	Range	Description
Temperature Scale	[Fahrenheit], Celsius	Select the temperature display scale
Cooling RH Setpoint	30% – 60% [50%]	Select the desired indoor relative humidity during cooling mode. Dehu- modification must be enabled in the Installer Settings for this option to be available.
Heating RH Setpoint	10% – 45% [40%]	Select the desired indoor relative humidity during heating mode. Humidification must be enabled in the Installer Settings for this option to be available.
Smart Continuous Fan	Yes, [No]	If yes is selected, the continuous fan mode is disabled when indoor humidity exceeds the Cooling RH Setpoint
Continuous Fan Airflow	35% – 100% [50%]	Select the desired fan speed when the Fan Mode selected is Continuous (variable speed blower required)
Fan Circulate On Time	1 – 59 minutes, [Off]	Select the desired amount of time the fan will cycle per hour when the Fan Mode selected is Circ
Local Schedule Enable	[Yes], No	Select whether scheduling will be enabled or disabled
Max Heat Setpoint	55 – [90] Degrees	Select the highest heating setpoint allowed
Min Cooling Setpoint	[60] – 99 Degrees	Select the lowest cooling setpoint allowed
H/C Delta	[3] – 15 Degrees	Select the minimum deadband between the Heating and Cooling setpoints
Once all selections have been made, press the Done button to exit and return to Menu. Press Next to navigate to the next setting.
Energy Savings Mode
Setting	Range	Description
ESM Heat Setpoint	55 – 90 degrees [62]	Select the desired Heating Setpoint when ESM (Energy Savings Mode) is selected
ESM Cooling Setpoint	60 – 99 Degrees [85]	Select the desired Cooling Setpoint when ESM (Energy Savings Mode) is selected
Once all selections have been made, press the Done button to exit and return to Menu. Press Next to navigate to the next setting.
Display
Setting	Range	Description
Screen Timeout	[0] – 90 Seconds	Select how long after the last button press before the screen timeouts to a minimized screen
Backlight Timeout	0 – 90 Seconds [20]	Select how long after the last button press before the backlight dims
Backlight On Percent	0 – [100] Percent	Select the screen brightness when the backlight is lit
Backlight Off Percent	[0] – 100 Percent	Select the screen brightness when the backlight timeout expires
Buzzer Enable	[Yes], No	Select whether button presses are audible
Security	[Unlocked], Display Lock, Guest Access	Select security level • Unlocked – Enables selection of all menus and settings • Display Lock – Disables selection of all menus and settings • Guest Access – Disables selection of all menus and settings except the following: Raise or lower heating or cooling setpoint +/- 5 degrees and change system mode Note: When Display Lock or Guest Lock is selected a lock icon will appear next to the up arrow. Note: To disable Display Lock or Guest Access, press and hold the up and down arrows until the lock icon disappears.
Once all selections have been made, press the Done button to exit and return to Menu. Press Next to navigate to the next setting.

Time/Date
Setting	Range	Description
Hour	1 – 12 am, 1 – 12 pm	Select the current hour of the day
Minutes	0 – 59	Select the current minute of the day
Day of Week	Sun-Sat	Select the current day of the week
Year	2013 – 2113	Select current year
Month	Jan – Dec	Select the current month of the year
Date	1 – 31	Select the current day of the month
Once all selections have been made, press the Done button to exit and return to Menu. Press Next to navigate to the next setting.
Reminders
Setting	Range	Description
Filtration Enable	Yes, [No]	Selecting yes, enables the Filter Reminder feature
Filter Period	[Monthly], Quarterly, Semi-Annually, Annually	Select how often the reminder will be displayed
Filter Start Month	[Jan] – Dec	Select the Filter Reminder to start the month
System Maint Enable	Yes, [No]	Selecting yes enables the System Maintenance Reminder feature
Maint Period	[Semi-Annual], Annual	Select if maintenance reminder occurs annually or semi-annually
First Maint Month	Jan – Dec	Select the first System Maintenance month
Second Maint Month	Jan – Dec	Select the second System Maintenance month
Humidifier Enable	Yes, [No]	Selecting yes enables the Humidifier Maintenance Reminder feature
Humidifier Start Month	Jan – Dec	Select the Humidifier Reminder to start the month
Once all selections have been made, press the Done button to exit and return to Menu. Press Next to navigate to the next setting.

Scheduling

Schedule Setup Procedure
The 624 comfort control is preset at the factory with a 7 Day energy savings schedule. Each day of the week is pre-programmed with the following schedule

Scheduling
Time	Schedule Name	Heat Temperature Setting	Cool Temperature Setting
6:00 AM	Wake	70 F	78 F
8:00 AM	Day	62 F	85 F
6:00 PM	Evening	70 F	78 F
10:00 PM	Night	62 F	78 F
The schedule may be changed locally at the control with the Edit Schedule menu. If the 624 comfort control is connected to Nexia Home Intelligence the schedule may be changed remotely from the Nexia website using the website’s Edit Schedule menu.

Edit Schedule (Local
Press the following button sequence to edit or create an entirely new daily schedule.

Edit Schedule
Button Press	Menu Displayed	What Needs to Be Done?
Press Menu from Home screen	USER SETTINGS
Press Next	SCHEDULE
Press Select	EDIT SCHEDULE
Press Select	SELECT DAY	Continue to press “Next” until the day of the week to edit is displayed.
Press Select	SET TIME	Set the start time for each of the four periods for the day displayed. Use the Up/Down buttons to set the start time for the period displayed. Wake is the default period. Pressing the “Next” button three times cycles through the period displayed (Wake, Day, Evening, and Night).
Press Next	HEAT SETPOINT	Use the Up/Down arrows to set the Heat set point for the period displayed
Press Next	COOL SETPOINT	Use the Up/Down arrows to set the Heat set point for the period displayed
Press Next		Continue pressing Next and using up/down arrows until all Heat & Cool set points are set for the day displayed. After editing a start time or editing the set point temperature for one or more periods press “Done” to save edits. If “Done” is not pressed edits will not be saved.
After Pressing Done	Copy Schedule is dis- played at the top of the screen.                                                Yes and No buttons are dis- played on the right side of the screen.	Press yes to copy or no to return to the Edit Schedule menu.
Press Yes to Copy	COPY “_ _ _” To is displayed at the top of the screen.           Yes and No buttons are displayed on the right side of the screen.	Pressing Yes will copy the day displayed to the next day in the week. If Yes is pressed five more times the schedule will be copied to the remaining 5 days in the week. To skip over a day and avoid copying the schedule to that day press No.
Press Done	EDIT SCHEDULE menu is displayed	To return to the Home Screen press “Done” one more time.
Press Done	The home screen is displayed
The schedule may be changed locally at the control with the Edit Schedule menu. If the 624 comfort control is connected to Nexia Home Intelligence the schedule may be changed remotely from the Nexia website using the website’s Edit Schedule menu.

Copying Schedules
Press the following button sequence to access “Copying Schedules” from the Home Screen.

Copying Schedules
Button Press	Menu Displayed	What Needs to Be Done?
Menu
Next	USER SETTINGS screen
Select	EDIT SCHEDULE screen
Next	COPY SCHEDULE screen
Select	COPY FROM screen (Mon)	Defaults to Monday
Next		Advances to the next day
Back		Goes back to the previous day
Select	Copy To screen	Select the day to copy to by pressing on Yes or No buttons until the copy today is selected.
Press Done	COPY SCHEDULE	Continue copying one day scheduled at a time to another or Press Done until the Home Screen Appears
Press Done	SCHEDULE
Press Done	HOME SCREEN is displayed
Press Done	The home screen is displayed
The schedule may be changed locally at the control with the Edit Schedule menu. If the 624 comfort control is connected to Nexia Home Intelligence the schedule may be changed remotely from the Nexia website using the website’s Edit Schedule menu.

Edit Schedule (Remotely) – from Nexia Home Intelligence
Go to MyNexia.com, log into your account and select a TCONT624 comfort control from the Climate Page. Click on Edit Schedule and follow the online instructions. If you have not set up a Nexia Home Intelligence account go to MyNexia.com and click on “Get Started” to set up an account. A router and Nexia Bridge are required for remote access to the 624 control. For questions about connecting to Nexia Home Intelligence contact Nexia Home Intelligence Customer Service at 877-288-7707

Enroll Comfort Control into the existing Z-Wave Network (NexiaTM Home Intelligence)

Prepare the bridge for enrollment. (Nexia Bridge purchased separately)

• a. Unplug the Ethernet and power cables from the bridge.
• b. Install a quality 9-volt battery.
• c. Verify that the blue light is blinking. If the blue light is solid, the battery is dead.
• d. Take the bridge to the location where the Comfort Control is mounted

Enroll the Comfort Control into the bridge. (Inclusion)

• If you are using a controller that is not a NexiaTM bridge, consult the instructions that shipped with the controller to find out how to enroll a new device.
• a. Hold the bridge within 6 feet (1.8 meters) of the Comfort Control throughout steps “b” through “f”.
• After you begin the enrollment process, you have 30 seconds to complete the remainder of the steps. Study the steps below before beginning.
• b. Press and release the plus (+) button on the bridge.
• c. Press the MENU button on the Comfort Control.
• d. Press the NEXT button to advance to the Z-WAVE menu.
• e. Press SELECT
• f. Observe the lights on the bridge. The orange light will blink while enrollment is taking place. Enrollment is complete when the orange light becomes solid

Verify enrollment of the Comfort Control.

• a. Press the Menu Button on the main Comfort Control screen.
• b. Press the Next Button to advance to the About screen and press the Select Button.
• c. Press the Next Button to advance through the menu options to the Node ID
  • If the number listed there is anything other than “00”, the Comfort Control has been successfully enrolled.
  • If the number listed there is “00”, the Comfort Control has NOT been successfully enrolled. In this case, repeat step 18 and verify again.
• d. Press the Done button 2 times when finished.

Item	Description
VERSION 010000	Firmware version (number may vary)
ZWAVE VER 034006	Z-Wave version (number may vary)
NODE-ID 01	Z-Wave node ID (number may vary)
HOME-ID 00000000	Z-Wave Home ID (number may vary)
OUT-TYPE AC	Outdoor type may be AC, HP or NONE
C/O WITH COOL	Energize Reversing Valve with COOL or with HEAT (HP only)
IN-TYPE GAS/OIL	Indoor type may be GAS/OIL, ELECTRIC or HYDRONIC

Establish an Online Connection to the Comfort Control.

• Nexia Home Intelligence account must be active before continuing. See nexiahome.com for more information.
• a. Remove the battery from the bridge.
• b. Plug the Ethernet and power cord back into the bridge.
• c. Log into your account at www.mynexia.com
• d. Click the Climate tab and follow the on-screen instructions.

Un-enroll Comfort Control from existing Z-Wave Network (NexiaTM Home Intelligence)

If you need to remove the 624 from a Nexia Home Intelligence account, follow the Exclusion steps. This will delete the ability to control the thermostat remotely. If you are unsure, please contact Nexia support at
877-288-7707. Install a new, high-quality 9-volt battery into the bridge.

• a. Hold the bridge within 6 feet (1.8 meters) of the Comfort Control throughout the entire exclusion process.
  • After you begin the exclusion process, you have 30 seconds to complete the remainder of the steps. Study the steps below before beginning.
• b. Press and release the minus (-) button on the bridge.
• c. Press the MENU button on the Comfort Control.
• d. Press the NEXT button to scroll to the Z-WAVE screen then press SELECT.
• e. Press the Yes button to exclude the Comfort Control.
• f. Observe the lights on the bridge. The orange light will blink while exclusion is taking place. Exclusion is complete when the orange light becomes solid.

Z-Wave™ controllers from various manufacturers may support the Z-Wave™ Thermostat General V2 Device class used by the Z-Wave™ Comfort Control. If you are using a controller that is not a Nexia bridge, consult the instructions that came with the controller to find out how to enroll a new device.

Firmware Upgrades

Firmware Upgrades allow the user to update the 624 control. Upgrades may take up to 45 minutes. The system operation will be maintained during the upgrade process. To access the Firmware Upgrades navigate to mynexia.com and look for the Edit Home screen button. The Edit Home screen button is located about midway on the Nexia Home Page

• On the Edit Home, Firmware Updates page, the 624 will appear. If a firmware update is available an” Update Firmware” button will appear
• When the user selects the “Update Firmware” button an “Update Firmware” dialog will appear. The dialog will first connect to the device and then it will display the firmware update progress.
• After the firmware has been downloaded it is then applied to the TCONT624.
• The portal retrieves version information from the TCONT624.
• Finally the user is shown that the firmware was updated successfully

About

About
Setting	Range
Version	Current firmware version loaded on the control
ZWAVE Ver	The current version of the ZWAVE firmware
Node – ID	ZWAVE identification for this device
Home – ID	ZWAVE identification for the connected ZWAVE network
Out – Type	Identifies the type of outdoor unit installed
C/O – Type	Indicates whether the switchover valve (SOV) is energized in cooling or heating mode
In – Type	Identifies the type of indoor unit installed
Once all selections have been made, press the Done button to exit and return to Menu. Press Next to navigate to the next setting.

Clean Screen

Clean Screen
Setting	Range	Description
Clean Screen	Yes, No	Selecting yes allows the user to clean the screen without activating any of the onscreen touch points. Use only water and a soft cloth, no harmful chemicals.
Once all selections have been made, press the Done button to exit and return to Menu. Press Next to navigate to the next setting.

IC Notice

This device complies with Industry Canada license-exempt RSS standard(s). Operation is subject to the following two conditions:

• this device may not cause interference, and
• this device must accept any interference, including interference that may cause undesired operation of the device.

FCC Notice

This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions:

• This device may not cause harmful interference, and
• This device must accept any interference received, including interference that may cause undesired operation.

This equipment has been tested and found to comply with the limits for Class B Digital Devices, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures.

• Reorient or relocate the receiving antenna
• Increase the separation between the equipment and the receiver
• Connect the equipment to an outlet on a circuit different from that to which the receiver is connected
• Consult the dealer or an experienced radio/TV technician for help

Trane

• 6200 Troup Highway
• Tyler, TX 75707
• www.trane.com

REFERENCE

DOWNLOAD MANUAL

Trane TCONT624AS42DA Touchscreen Thermostat User Guide

Trane TCONT624AS42DA Touchscreen Thermostat User Guide