Instruction/ maintenance manual of the product ENV-VST-C AMX
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Operation/Reference Guide Environmental Controls ENV-VST-C ViewStat Color Communicating Thermostat Last Revised: 3/06/2013.
AMX Limited Warranty and Disclaimer This Limited W arranty and Disclaimer extends only to products purchased directly from AMX or an AMX Authorized Partn er which include AMX Dealers, Distributors, VIP’s or other AMX authorized entity .
Table of Contents i ENV-VST-C - Operation / Reference Guide Table of Contents ENV-VST-C ViewStat Color Communicati ng Thermostat . ........................ ........... 1 Overview ........... ......................... .................... .............
ii ENV-VST-C - Operation / Reference Guid e Table of Contents Changing Hold M ode ...... ................ ............. ................ ............. ............. ................. ...... 19 Changing the H eating/Cooling Mo de ................. ....
Table of Contents iii ENV-VST-C - Operation / Reference Guide Activating the Extern al Sensor ..... ................ ............. ................ ............. ................. ...... 41 Activating the In ternal On-bo ard Sensor ... ...............
iv ENV-VST-C - Operation / Reference Guid e Table of Contents AxLink Channels .......................... .................... ........................ .................... ............ 58 AxLink Levels ................................... .............
ENV-VST-C ViewStat Color Communica ting Thermostat 1 ENV-VST-C - Operation / Reference Guide ENV-VST-C ViewStat Color Communicating Thermostat Overview The ENV -VST -C V iewStat Color Communicating Th ermostat ( FG2050-12 ) enables you to completely control your heating, ventilati on, and air -conditioning (HV A C) system.
ENV-VST-C ViewStat Color Communicating Thermostat 2 ENV-VST-C - Operation / Reference Guide The following table list s the specif ications for the ENV -VS T -TSO Outdoor T emperature Sensor: ViewStat Color Thermostat Specifications (Cont.) Control Accuracy ±1.
Installation and Wiring 3 ENV-VST-C - Operation / Reference Guide Installation and Wiring Overview This section co vers the installa tion and wiring of a V iewStat Colo r Communicating Thermostat system.
Installation and Wiring 4 ENV-VST-C - Operation / Reference Guide Removing the Faceplat e from the Base No tools are required to disassemble the thermostat - simply use your hands to pull the front panel of f of the base.
Installation and Wiring 5 ENV-VST-C - Operation / Reference Guide Wiring Terminals V ie wStat Color Commu nicating Therm ostats are equipped with terminals RC, RH, C, Y , W , G, O , B, S1, S2, L1, L2, L3, and L4.
Installation and Wiring 6 ENV-VST-C - Operation / Reference Guide Preparing Captive Wires Follo w these steps to connect the wiring into a capti ve-wire connector: 1. Strip 1/4 inch of f the wire insulatio n for all four wires. 2. T in 2/3 of the exposed wire.
Installation and Wiring 7 ENV-VST-C - Operation / Reference Guide Wiring Diagrams The follow ing sections display wiring diag rams for the types of HV A C systems that are compatible with the therm os.
Installation and Wiring 8 ENV-VST-C - Operation / Reference Guide Dual Stage Furnace a nd Dual Stage A/C See the Changing the T ype of HV AC System section on page 40 for information on indicating the thermost at is connected to a Dual Stage Furnace and Dual Stage A/C system .
Installation and Wiring 9 ENV-VST-C - Operation / Reference Guide Roof Top Unit with Dual Stage He at and Dual Stage Coo l See the Changing the T ype of HV AC System section on page 40 for information on i ndicating the thermostat is connected to a Roof T op Unit with Dual Stage Heat and Dual Stage Cool system.
Installation and Wiring 10 ENV-VST-C - Operation / Reference Guide Boiler and A/C with Separate Transfor mers See the Changing the T ype of HV AC System section on page 40 for information on indicating the thermost at is connected to a Boiler and A/C with Separate Transformers system.
Installation and Wiring 11 ENV-VST-C - Operation / Reference Guide Single Stage H eat Pump See the Changing the T ype of HV AC System section on page 40 for information on i ndicating the thermostat is connected to a Single Stage Heat Pump system . FIG.
Installation and Wiring 12 ENV-VST-C - Operation / Reference Guide Two Stage Heat Pump See the Changing the T ype of HV AC System section on page 40 for information on indicating the thermost at is connected to a T wo Stage Heat Pump system.
Installation and Wiring 13 ENV-VST-C - Operation / Reference Guide First Stage Radi ant Floor Heat, Second Stage Furna ce with Single Stage Cooling See the Changing the T ype of HV AC System section o.
Installation and Wiring 14 ENV-VST-C - Operation / Reference Guide Installing a Remote Sensor The V iewStat Color Communicating Ther mostat has an onboard te mperature sensor that can read and report the temperature at the location of the un it (see FIG.
Installation and Wiring 15 ENV-VST-C - Operation / Reference Guide 2. Fish the cable that connects to the sens or through the 1/4" hole in the w all unt il the edge of the sensor, where the cord meets the sensor , is flush against the wall.
Installation and Wiring 16 ENV-VST-C - Operation / Reference Guide 4. Carefully feed the wires and wire-n uts through the ½" hole and into the wall. Use your hands to lightly scre w the threaded outer case into the hole in the wall as sho wn in FIG.
Setup and Configuration 17 ENV-VST-C - Operation / Reference Guide Setup and Configuration Overview The V i ew Stat Color Communicating Thermostat prov ides the current temperature, controls and displays humidity , and displays the current outdoor temper ature.
Setup and Configuration 18 ENV-VST-C - Operation / Reference Guide The Main screen (FIG. 18) of the V iewStat Color Communica ting Thermostat displays the current date, time, and indoor temperature. Y ou can also view the current heating and cooli ng setpoints and the humidity .
Setup and Configuration 19 ENV-VST-C - Operation / Reference Guide Changing Hold Mode Y ou can access Hold Mode by pressing a nd holding Mode/Select for three seconds. Y ou can use the navigational b uttons to scroll through the list. Y ou can also change th e Hold mode on the Thermostat Mode screen.
Setup and Configuration 20 ENV-VST-C - Operation / Reference Guide The Heating/Cooling Mode options enab le you to toggle the HV A C system set ting between heating and cooling. The change takes ef fect when you press M ode/Select or after a 10-second timeout.
Setup and Configuration 21 ENV-VST-C - Operation / Reference Guide The change takes ef fect when you press Mode/Select or after a 10-second timeout. Perform these steps to change the Fan mode: 1. On the Main screen, hold Mode /Select for three seconds.
Setup and Configuration 22 ENV-VST-C - Operation / Reference Guide Current Weather Screen The Current W eather screen (FIG . 23) displays a detaile d description of the day’ s weather forecast.
Setup and Configuration 23 ENV-VST-C - Operation / Reference Guide Thermostat Mode Screen The Thermostat Mode screen (FIG. 25) di splays a menu providing a list that enable s you to na vigate to other screens to create settings for dif ferent times and occasion s.
Setup and Configuration 24 ENV-VST-C - Operation / Reference Guide Program Screen The Program screen (FIG. 26) enables you to set heating, cooling, humidify , and dehumidify setpoints for various times of the day for each day of the week. Entering this screen au tomatically pu ts the unit into Program mode.
Setup and Configuration 25 ENV-VST-C - Operation / Reference Guide 9. Use the navigation b uttons to select the time of day (AM/PM) which you want these settings to take ef fect, and press Mode /Select . 10. Repeat steps 5 through 10 for each appropriate section of the day .
Setup and Configuration 26 ENV-VST-C - Operation / Reference Guide Away Mode Screen The A way Mode screen (FIG. 28) enable s you to set heating, cooli ng, humidify , and dehumidif y setpoints that remain unchanged until a specific date and tim e. Y ou can use the na vigation b uttons to mo ve through the highlighted options.
Setup and Configuration 27 ENV-VST-C - Operation / Reference Guide 6. Press Mode/Select to change the co oling tempera ture, then use t he na vigation buttons to ind i cate the cool se tpoint you want. 7. Press Mode/Select to change the he ating temper ature, then use the na vigation b uttons to indi cate the heat setpoint you want.
Setup and Configuration 28 ENV-VST-C - Operation / Reference Guide 1. On the Main screen, press Mode/Select until the Thermostat Mode screen appears (FIG. 25). 2. Use the navig ation b uttons to select Settings , and press Mode/Select . The Settings screen appears (FIG.
Advanced Thermostat Operat ions 29 ENV-VST-C - Operation / Reference Guide Advanced Thermostat Operations Overview This chapter provides step -by-step procedures for changing th e settin gs and acti vating specif ic options on the thermostat. Changing User Preferences Security Code Screen The Security Code screen (FIG.
Advanced Thermostat Operations 30 ENV-VST-C - Operation / Reference Guide 3. Use the navig ation b uttons to select Advanced Setup . 4. Press Mode/Selec t to access the Security Code screen (FIG. 30). Entering the Security Code Y ou must ent er a security code to access the advanced set up options on the thermostat.
Advanced Thermostat Operat ions 31 ENV-VST-C - Operation / Reference Guide Changing the Security Code Y ou can change the security code for th e thermostat to a ne w four-digit code. If you change the security code, store the ne w code in a safe location where you can access it if you ev er for get it.
Advanced Thermostat Operations 32 ENV-VST-C - Operation / Reference Guide User Preferen ces Screen The User Preferences screens (FIG. 35) enable you to establish personal preference settings for the thermostat including temperature scale, date and time f ormat , and brightness le vel.
Advanced Thermostat Operat ions 33 ENV-VST-C - Operation / Reference Guide Changing the Temper ature Scale When you change the temperature scale, you indicate whether you want to use the Fahrenheit (F) or Ce lsius (C) scale. Perform the following steps to change t he temperature scale: 1.
Advanced Thermostat Operations 34 ENV-VST-C - Operation / Reference Guide Changing the Ba cklight Settings Backlight settings allo w adjustments t o the thermostat di splay's back light including the timeout before the backlight turns off and the brightness of the backlight.
Advanced Thermostat Operat ions 35 ENV-VST-C - Operation / Reference Guide 6. Use the navigation b uttons to highlight Filter Change Reminder . 7. Press Mode/Select to toggle the Filter Change Reminde r setting between En able and Disable.
Advanced Thermostat Operations 36 ENV-VST-C - Operation / Reference Guide Button Lockout Screen The Button Lockout screens (FIG. 39) enable you to set locks on certain features of the thermo stat so the features cannot be changed. When you lock a feature, you also set th e amount of time you want the feature to be locked.
Advanced Thermostat Operat ions 37 ENV-VST-C - Operation / Reference Guide Locking the Buttons Y ou can lock the buttons on the thermost at so no one can change the settings. Perform the follo wing steps to lock the b uttons on the thermostat : 1. From the Main screen, press Mode/Select to access the Thermostat Mode sc reen.
Advanced Thermostat Operations 38 ENV-VST-C - Operation / Reference Guide 6. Use the navigation buttons to highlight Button Lockout . 7. Press Mode/Selec t to access the Button Lock out screen (FIG.
Advanced Thermostat Operat ions 39 ENV-VST-C - Operation / Reference Guide 3. Use the navigation b uttons to select Advanced Settings . Press Mod e/Select to access the Se curity Code scree n. 4. Enter the securit y code, and sele ct Enter to access the User Preferenc es screen.
Advanced Thermostat Operations 40 ENV-VST-C - Operation / Reference Guide Changing the Type of HVAC Syste m The thermostat automatically defaults to One Stage Furnace for the HV A C Syst em setting when you install it.
Advanced Thermostat Operat ions 41 ENV-VST-C - Operation / Reference Guide 8. W ith HV AC System highlig hted, press Mode/Select to indicate the type of HV AC system you are using. Changing the Type of Fossil Fuel The thermostat giv es you the option to indicate the type of fossil fuel your HV A C system uses.
Advanced Thermostat Operations 42 ENV-VST-C - Operation / Reference Guide Activating the Internal On-bo ard Sensor The thermostat comes installe d with an internal on-board temperature sensor , which is activ ated by default when the thermostat is inst alled.
Advanced Thermostat Operat ions 43 ENV-VST-C - Operation / Reference Guide 8. Use the navigation b uttons to highlight More , and press Mode/S elect to access the second Adv anced Setup screen (FIG. 44). 9. W ith Mon highlighted, press Mode/Selec t to change the number of the current month.
Advanced Thermostat Operations 44 ENV-VST-C - Operation / Reference Guide Turning on the Humidification and Dehumidifi cation Systems Humidification and dehumidificat ion systems enable you to add humidity to or remo ve h umidity from t he air . Y ou can set the humidify and dehumidify setpoints on the Program Mode or A way Mode screens .
Advanced Thermostat Operat ions 45 ENV-VST-C - Operation / Reference Guide If this option is disabled, heating/cooling setpoint s are changed at the exact start time of the program period. Perf orm the follo wing steps to turn on the humidif ication and dehumidifica tion systems: 1.
Advanced Thermostat Operations 46 ENV-VST-C - Operation / Reference Guide Switching AxLi nk Devices The AxLink Communications screen enable s you to set the address of the AxLink device with which you want the thermostat to communicate. The AxLink a ddress distinguishes a de vice on the AxLi nk bus from all other de vices.
Advanced Thermostat Operat ions 47 ENV-VST-C - Operation / Reference Guide Thermostat Setup Thermostat Setup Scre en The Thermostat Setup screens (FIG. 48) enable you to set temperature dif feren tials between the heating and cooling setpoints. On this screen, you can also set the balance point if you have a single or dual stage heat pump system.
Advanced Thermostat Operations 48 ENV-VST-C - Operation / Reference Guide Setting First and Seco nd Stage Differential s Diff erentials set the tightness of the temperature contro l to elimin ate larg e temperature swing s and pre vent the HV A C system from operating too often.
Advanced Thermostat Operat ions 49 ENV-VST-C - Operation / Reference Guide 7. Use the navigation b uttons to highlight Advanced Setup , and press Mode/Selec t to access the Adv anced Setup screen. 8. Use the navigation b uttons to highlight More , and press Mode/S elect to access the second Adv anced Setup screen.
Advanced Thermostat Operations 50 ENV-VST-C - Operation / Reference Guide 9. Use the navigation buttons to highlight Thermostat Setup , and press Mode/Select to access the Thermostat Setup screen. 10. Use the navig ation b uttons to highlight Mor e , and press Mode/Select to access the second Th ermostat Setup screen (FIG.
Programming 51 ENV-VST-C - Operation / Reference Guide Programming Overview The V iewStat Color Communicating Thermostat supports the commands listed belo w . Al l commands supported by the thermostat are common and expected from all AxLink devices. SEND_COMMANDs SEND_COMMANDs CLOCK Sets the thermostat’ s date and time.
Programming 52 ENV-VST-C - Operation / Reference Guide Color ViewStat Thermostat Commands This section lists commands that ar e spec ific to the Color V i ewStat Thermostat.
Programming 53 ENV-VST-C - Operation / Reference Guide AxLink Commands This section contains AxLink commands t hat are sp ecific to the V iew Stat Color Thermostat. For additional AxLink programming commands specific to a pa rticular AxLink de vice, consult the manual for the Ax Link de vice you are using.
Programming 54 ENV-VST-C - Operation / Reference Guide AxLink Commands ( Cont.) CF Displays the current forecast. Syntax: CF F<Temp> W<Direct> S<Speed> H<HRead> D<DewPT> V ariables: T emp = The wind chill or heat index that denotes what the temper ature feels like outside.
Programming 55 ENV-VST-C - Operation / Reference Guide AxLink Commands (Cont.) LK Configures button lockout settings for temperature, mode, and fan speed Y ou can completely block anyone from using the bu ttons on the front of the unit to change t he hold temperature, mode, or fan speed ch anges, or restri ct them by time.
Programming 56 ENV-VST-C - Operation / Reference Guide AxLink Commands ( Cont.) MD Sets or changes the thermostat’s mode. Support ed thermostat modes include Program, V acation, or Hold T emperature.
Programming 57 ENV-VST-C - Operation / Reference Guide AxLink Commands (Cont.) PRESSURE Sets the current barometric pressure. Syntax: SEND_COMMAND ’PRESSURE <VAL>’ V ariable: V AL = The barometric pressure. This value should cor respond to the currently used unit of measure.
Programming 58 ENV-VST-C - Operation / Reference Guide AxLink Channels Each AxLink de vice contains 255 channe ls numbered 1-255. The AxLink Channels for the thermostat are def ined in the table belo w . The T ype column indicates who initiates the cha nnel change.
Programming 59 ENV-VST-C - Operation / Reference Guide AxLink Channels (Cont.) Channel Type Function Description 219 CMD/FDBK HV AC St ate Auto Set the HV AC stat e to auto while the channel is active, ON. 220 CMD/FDBK HV AC St ate Cool Set the HV AC state to cool while the channel is active, ON.
Programming 60 ENV-VST-C - Operation / Reference Guide AxLink Levels Each AxLink device contain s 8 lev els num bered 1-8. Le vels are a means o f applyi ng a v alue to a physic al element on the de vice. When a de vice is online for the first ti me, the Master a ssumes th e de vice is at the d efault le vel status wi th all le vels se t to 0.
Programming 61 ENV-VST-C - Operation / Reference Guide 1. Open a web browser , and access th e InConcert ® section on www .amx.com , located under Pa rtners on the main page. 2. Locate the i!-W eather Duet Module and download the AMX_iW eather_Comm_dr1_0_0.
Programming 62 ENV-VST-C - Operation / Reference Guide Current Humidity W ind Speed Current Dew Point Current Conditions Current Barometric Pressure Changing the Date and Time Y ou can adjust the date and time and check th e status of your network connection by pressing Setup on the Main page.
Programming 63 ENV-VST-C - Operation / Reference Guide 3. Use the button s that appear to change the dat e and time. 4. Press Accept to return to the Setup screen. Changing the Humidi ty Settings Y ou can adjust the humidity settings by pressing Humidity on the Main page.
Programming 64 ENV-VST-C - Operation / Reference Guide T o change the Humidity mode: 1. Press Humidity on the Main screen to access the Humidity screen (FIG. 56). 2. Press the current humidity mode to open the Humidity menu. 3. Select the mode you want.
Programming 65 ENV-VST-C - Operation / Reference Guide T o change the Fan mode: 1. Press Heat|Cool on the Main screen to access the Heat |Cool screen (FIG. 56). 2. Press the current fan mode to open the Fan Mode menu. 3. Select the mode you want. The menu closes once you make a selection.
Programming 66 ENV-VST-C - Operation / Reference Guide Changing the Hold Mode Y ou can change the hold mode by accessing the Hold Mode menu from the Heat|Cool screen. The menu appears directly above the Heat|Cool b utton and is labeled with the current Hold Mode setting (FIG.
Programming 67 ENV-VST-C - Operation / Reference Guide Entering Location by Station ID T o enter a location by Station ID: 1. Press W eather on the Main page to navig ate to the Settings screen (FIG. 62). 2. Press S tation . A pop-up screen opens. 3. Enter the 4-character S tation ID.
Programming 68 ENV-VST-C - Operation / Reference Guide Y ou can access the 5-Day Fo recast screen by pressing W eather on the Main page, then pressing the Forecast tab (FIG.
Programming 69 ENV-VST-C - Operation / Reference Guide.
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An important point after buying a device AMX ENV-VST-C (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought AMX ENV-VST-C yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data AMX ENV-VST-C - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, AMX ENV-VST-C you will learn all the available features of the product, as well as information on its operation. The information that you get AMX ENV-VST-C will certainly help you make a decision on the purchase.
If you already are a holder of AMX ENV-VST-C, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime AMX ENV-VST-C.
However, one of the most important roles played by the user manual is to help in solving problems with AMX ENV-VST-C. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device AMX ENV-VST-C along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
