Smart Thermostat X With Humidification/De-humidification .

xSmart thermostatwith Humidification/De-humidification controlEnter/ConfirmScrollRight IncreaseLeft DecreaseBack/CancelTABLE OF CONTENTSEveryday Use1. Adjusting Temperature.32. Adjusting System Mode and Fan Mode.43. Adjusting and Setting Schedules.54. Adjusting Relative Humidity Set-Point.7Custom Settings5. Network.86. Display.87. System.98. Humidification / De-Humidification.109. About-Device / About-Network. 1310. LCD Display Icon Reference. 14Operating Instructions

ABCDEFHEAT72DAY 74 FGIKJLH F50%RH H EXT 68 F12:00PM THU 09/15MNA: Keypad LockI:B: Auto-changeoverJ: Relative HumidityC: Current System ModeK: Humidification ModeD: Active System ProcessL: Current TimeE: Fan StatusM: External TemperatureF: Wifi Connection StatusN: Current DateAmbient TemperatureG: Current Schedule PeriodH: Current Set TemperatureLUX GEOx OPERATING INSTRUCTIONS 2

Everyday Use: ADJUSTING TEMPERATURE Rotate the wheel clockwise to increase the set temperature. Rotate the wheel counter-clockwise to decrease the settemperature.OVERRIDE72HEAT71 FFOR: FOnce you reach your desiredset temperature, press tooverride the set temperature.You will then be prompted toselect an override period—rotate the wheel to select ahold time for the overridetemperature.COOL73 F01HR 45MINSHOLD72HEAT71 F FIf you have not yet set aschedule, it will hold this newtemperature indefinitely.COOL73 FLUX GEOx OPERATING INSTRUCTIONS 3

Everyday Use: System MODE and FAN SettingsPress to open the main menu,and select MODE.Press once to move back tothe previous screen.Press and hold for 5 secondsto return all the way back tothe Home screen.There are three selectable mode settings for your system:Press to open the main menu.Highlight mode and press .Rotate the wheel to select yourdesired system mode and pressto confirm. Auto: GEOx will automatically activate your cooling or heating systemto maintain a temperature within a given range. Heat: GEOx will automatically activate your heating system to keepyour temperature above a certain set point. Cool: GEOx will automatically activate your cooling system to keepyour temperature below a certain set point.LUX GEOx OPERATING INSTRUCTIONS 4

FAN SettingsThere are three selectable mode settings for your fan (if present):To adjust your fan settings,open the main menu bypressing .Highlight fan and pressconfirm.toSelect your desired fan settingand press to confirm. AUTO: thermostat gives fan control to the heat/cool equipment, andthe fan only runs as needed during heat or cool operation. ON: the thermostat will run the system fan continuously at all times,even if there is no call for heating or cooling. CLEAN CYCLE: the thermostat will run the system fan for 18 minutesper hour, in three 20 minute segments (6 minutes on and 14 minutesoff, per segment).You can also set a countdowntimer for your filter in thismenu by highlighting filter,pressing to confirm, androtating the wheel to selectyour filter’s remaining lifespan.LUX GEOx OPERATING INSTRUCTIONS 5

Everyday Use: ADJUSTING & SETTING SCHEDULES Set a schedule quickly andeasily using the LUX App. Create a new schedule byfollowing the on-screenprompts in the app andselecting your preferences. Adjust your set schedule bytapping the “calendar” iconand moving the sliders toyour preferred settings. Tap the snowflake/flame iconin the top-right to switch toyour heat or cool schedule.If you are not connected to WiFi or if you do not have the LUX app,you can create and change a schedule on the GEOx device.Highlight the “Schedule” menuand select it by pressing .If you do not want to followa scheduled routine, you canchoose “Hold Constant” tomaintain a single temperature.Highlight “Heat Schedule” or“Cool Schedule” and press .Follow the on-screen promptsto set your schedule. You mayset custom schedules for eachday of the week and you mayset a schedule using either 2or 4 time periods for each day.LUX GEOx OPERATING INSTRUCTIONS 6

Everyday Use: ADJUSTING RELATIVE HUMIDITYPress to open the main menu.Highlight “Rel Humidity” andselect it by pressing . If you arein “humidify” or “dehumidify”mode, you can now rotate thewheel to adjust your relativehumidity setting. Confirm yournew settings by pressing .For more information about humidity options, settings and wiringconnections, view the humidity section detailed in the SYSTEMSETTINGS section.Everyday Use: RUNTIMEYour GEOx has many output terminals, and gives you a detailedview of how much each of these terminals has run, in Hours andMinutes.This screen shows a cumulative total of runtime and these numberscannot be reset without performing a full reset of the thermostat tofactory defaults (not recommended).LUX GEOx OPERATING INSTRUCTIONS 7

MENU ITEM: SETTINGSCustom Settings: NETWORK.If your GEOx thermostat isnot currently connected to aWiFi network, please select“Configure USING APP” in theNetwork pageThe thermostat will begin the WiFi joining process. To connect toa WiFi network, download the LUX Products app from the iOS AppStore or the Google Play Store. Launch the LUX app, create anaccount, and log into the app.Once in the app, add a new thermostat by selecting the “ ” at thetop left corner of the app screen. The mobile app and thermostatscreens will guide you through the WiFi joining process.Custom Settings: DisplayBacklight:Settings to adjust the duration of the display screen lighting, either“Off”, or from 5 to 15 seconds, or “Always On” (only observed bythe thermostat when powered by 24 VAC System Power, or 5 VDCMicro USB).Format:Time options include 12HR (AM/PM) or 24HR (Military Time).Date options include the visual order of how the date is displayed.Temperature scale can be selected between degrees F/C.LUX GEOx OPERATING INSTRUCTIONS 8

.Language:At this time, only English is offered within the thermostat display.Orientation:This setting permits rotation of the entire display screen 90 degrees, toaccommodate either Vertical or Horizontal mounting methods.Custom Settings: SystemSet System:These setting are used to configure the thermostat for your heatingand/or cooling equipment.Available Mode, System Type (equipment):Choose each item in the following screens as appropriate for theequipment present in your system:Stage-1 Swing:This setting adjusts wide or narrow the temperature control feels.In most cases, the factory default of 0.25F works well.No. of Stages:The choices available will differ slightly depending upon theequipment you have selected in the previous screens. Select asappropriate for each individual system type.Stage-2 Offset:These settings (if multiple stages are used) determine how muchthe room temperature can sag from the target set temperature,before the additional stages are applied.LUX GEOx OPERATING INSTRUCTIONS 9

.Valve Type (heat pump system type only):This setting determines the switching style for the shared O/Bterminal. When set to “O” this pin is energized at all times whilein cool mode, and when set to “B” this pin is energized at all timeswhile in heat mode.AUX Offset (heat pump system type only):When supplemental auxiliary heating is present with a heat pump,this setting determines how much the room temperature candecrease before calling for the supplemental heat source.Temp Limits:These are limits for how high or low the user can adjust the heatingor cooling set point, and are separately adjustable and flexible forboth modes of operation.Minimum Run:ON Time sets the amount of time load-on event must remain on,to prevent short-cycling. OFF Time is how long the equipmentremains off between cycles. SUSPEND prevents all delays for10 minutes, so the system can be called for right away fortesting purposes. After 10 minutes, all delays return to normalautomatically.De/Humidifier:OFF:There are no RH% humidification or de-humidification controlactions performed.DE-HUMID: De-Humid No Fan: this is for a separate dehumidification devicethat does not require the system’s blower fan to run during a callfor dehumidification. De-Humid W/Fan: this is for a separate dehumidification deviceLUX GEOx OPERATING INSTRUCTIONS 10

which requires the system’s blower fan to run during a call fordehumidification. Cooling: this uses the air conditioning components in a flexiblemanner to try and achieve the target RH% set point without separatedehumidification equipment. This option provides a setting on thenext screen which permits intentional “over-cooling” beyond the coolmode set temperature, if the dehumidification RH% setpoint has notbeen reached. This setting allows up to 15F degrees of over-cooling.Dehumidification RH% setpoint range is from 40% to 80%HUMID:This is for controlling an in-duct humidifier, either powered with its ownseparate power source or the existing system’s 24 VAC transformer (seewiring options below).Humidification RH% setpoint range is from 10% to 60%.AUTO-HUMID:This is for controlling the same equipment as HUMID (above), howeverthe RH% setpoint is not directly adjustable by the user. The RH%setpoint is automatically adjusted and controlled with a sliding scalebased upon present outdoor temperature.OUTDOOR TEMPERATURELess than –20FBetween –20F and –10FBetween –10F and 0FBetween 0F and 10FBetween 10F and 20FGreater than 20FRH% SETPOINT15%20%25%30%35%40%LUX GEOx OPERATING INSTRUCTIONS 11

Humidification / De-Humidification Wiring OptionsTHIS DIAGRAM ISFOR CONTROL OFHUMIDIFIERS ANDDE-HUMIDIFIERSTHAT SHARETHE SAME 24VTRANSFORMER OF THE HEATING /COOLING SYSTEMFOR ACTIVATION.120VOLT TRANSFORMERL1R ( )HUMIDIFIERDE-HUMIDIFIERN120VACC (-)24VACADD(Installer-provided)Jumper Wire RH CTHIS DIAGRAM ISFOR CONTROL OFHUMIDIFIERS ANDDE-HUMIDIFIERSTHAT CONTAINTHEIR OWN 24VTRANSFORMERFOR ACTIVATION.L1 RH CNHUMIDIFIERDE-HUMIDIFIERC (-)24VAC GEOxU U120VACR ( ) GEOxU ULUX GEOx OPERATING INSTRUCTIONS 12

Calibration:This allows the user to manually correct for any error in theperceived room temperature that is displayed, and can also beused to synchronize multiple thermostats within the same home.Calibration can be set from -9F to 9F degrees from the default of0F degrees of adjustment.Custom Settings: About-Device, and About-NetworkAbout – Device:This page shows the thermostat model, specific software versionsinstalled, and the unique device ID of the thermostat, which will beneeded for technical support.About – Network:This page shows the name of the WiFi network that the thermostatis connected to, the network status, IP Address the thermostat hasbeen assigned by your router, and the date/time of the most recentcommunication between the thermostat and the online server.before the additional stages are applied.Custom Settings: Time and DateNOTE: This item will not be shown if the thermostat is connectedonline, as time will be set by the online server, including automaticDaylight Savings Time adjustments.When not connected to a WiFi network, the Year, Month, Day, andClock Time can all be adjusted manually.LUX GEOx OPERATING INSTRUCTIONS 13

Appendix: LCD Display Icon ReferenceThe following are thermostat screen icons that may be shown undervarious conditions or modes:Heat, Min-OffProtectionClean CycleONHeat, Stage-1RunningWiFi,OKHeat, Stage-2RunningWiFi,Mid SignalHeat Pump,AUX Heat RunningWiFi,Low SignalCool, Min-OffProtectionWiFi, No Platform(Internet Problem)Cool, Stage-1RunningWiFi, No Network(Router Problem)Cool, )LUX GEOx OPERATING INSTRUCTIONS 14

Display,Degrees “F”AutoChange-OverDisplay,Degrees “C”DR Event,Heat OFFFilter LimitReachedDR Event,Cool OffValue,PercentageIAQ Event(Indoor Air Quality)LUX GEOx OPERATING INSTRUCTIONS 15

LUX GEOx OPERATING INSTRUCTIONS 2 A: Keypad Lock B: Auto-changeover C: Current System Mode D: Active System Process E: Fan Status F: Wifi Connection Status G: Current Schedule Period H: Current Set Temperature I: Ambient Temperature J: Relative Humidity K: Humidification Mode L: Curren