AMX ENV-VST-C Operation/Reference Manual
Viewstat color communicating thermostat
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Also See for ENV-VST-C:
- Instruction manual (62 pages) ,
- User manual (50 pages) ,
- Operation/reference manual (42 pages)
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Summary of Contents for AMX ENV-VST-C
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Page 1: Communicating Thermostat
O p e r a t i o n / R e f e r e n c e G u i d e ENV-VST-C ViewStat Color Communicating Thermostat E n v i r o n m e n t a l C o n t r o l s... - Page 2 AMX is not responsible for products returned without a valid RMA number. AMX is not liable for any damages caused by its products or for the failure of its products to perform. This includes any lost profits, lost savings, incidental damages, or consequential damages.
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Page 3: Table Of Contents
Table of Contents Table of Contents ENV-VST-C ViewStat Color Communicating Thermostat ........1 Overview ........................1 System Components ....................1 Installation and Wiring ..................3 Overview ........................3 Disconnecting Power to All HVAC Equipment............3 Selecting the Thermostat Location ................3 Stand-Alone Thermostat Mounting Criteria ..............3 Remote Temperature Sensors .................. - Page 4 Locking the Temperature Settings ................37 Locking the Fan Settings ....................38 Locking the Mode Settings ................... 38 Advanced Setup Screen ....................39 Changing the Type of HVAC System ................40 Changing the Type of Fossil Fuel .................. 41 ENV-VST-C - Operation / Reference Guide...
- Page 5 FK............................53 CF............................54 ?EXTERNAL_TEMP ......................... 54 FILTER ............................ 54 ?FILTER ..........................54 FM............................54 LK............................55 MD ............................56 PG ............................56 PRESSURE ..........................57 ?SERIAL ..........................57 SP ............................57 ST ............................57 ENV-VST-C - Operation / Reference Guide...
- Page 6 Entering Location by Zip Code..................66 Entering Location by Station ID ..................67 Changing Temperature Units ..................67 Changing Wind Speed Units..................67 Changing Pressure Units ....................67 Auto Refresh Interval Select ..................67 ENV-VST-C - Operation / Reference Guide...
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Page 7: Env-Vst-C Viewstat Color Communicating Thermostat
Thermostat Overview The ENV-VST-C ViewStat Color Communicating Thermostat (FG2050-12) enables you to completely control your heating, ventilation, and air-conditioning (HVAC) system. The thermostat provides the current temperature (from an on- board sensor, a remote sensor, or an average of the on-board and remote sensors), controls and displays humidity, and displays the current outdoor temperature. - Page 8 5.31" x 3.93" x 1.18" (13.48 cm x 9.98 cm x 2.99 cm) Weight 5.29 oz. (150 grams) Included Accessories ENV-VST-C ViewStat Color Communicating Thermostat Installation Guide (93-2050-01) ENV-VST-TSO ViewStat Indoor/Outdoor Temperature sensor (FG2050-22) Duet i!-Weather application (FG070-518), three-year subscription Optional Accessories...
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Page 9: Installation And Wiring
(see the ViewStat Color Thermostat Specifications table on page 1) will not be violated (i.e. do not install in a cold garage or hot equipment room). See the Installing a Remote Sensor section on page 14 for details. ENV-VST-C - Operation / Reference Guide... -
Page 10: Removing The Faceplate From The Base
First Stage Radiant Floor Heat, Second Stage Furnace One Stage of Cooling - Refer to the First Stage Radiant Floor Heat, Second Stage Furnace with Single Stage Cooling on page 13. Check each wire to ensure it is securely fastened, not broken, and any exposed wires are not touching each other. ENV-VST-C - Operation / Reference Guide... -
Page 11: Wiring Terminals
AxLink PWR. This terminal is optional for AxLink connections. AxLink AxP. This terminal is required for AxLink connections. AxLink AxM. This terminal is required for AxLink connections. AxLink GND. This terminal is required for AxLink connections. ENV-VST-C - Operation / Reference Guide... -
Page 12: Preparing Captive Wires
Connect the AxLink wiring from the thermostat to the connector on the AxLink device as shown in FIG. 3. FIG. 3 AxLink wiring You can connect the AxLink device to a NetLinx Master by following the instructions in the AxLink device’s instruction manual. ENV-VST-C - Operation / Reference Guide... -
Page 13: Wiring Diagrams
The thermostat automatically defaults to One Stage Furnace for the HVAC System setting when you install it. For information about changing the HVAC System setting, see the Changing the Type of HVAC System section on page 40. ENV-VST-C - Operation / Reference Guide... -
Page 14: Dual Stage Furnace And Dual Stage A/C
Dual Stage Furnace and Dual Stage A/C wiring See the Changing the Type of HVAC System section on page 40 for information on indicating the thermostat is connected to a Dual Stage Furnace and Dual Stage A/C system. ENV-VST-C - Operation / Reference Guide... -
Page 15: Roof Top Unit With Dual Stage Heat And Dual Stage Cool
See the Changing the Type of HVAC System section on page 40 for information on indicating the thermostat is connected to a Roof Top Unit with Dual Stage Heat and Dual Stage Cool system. ENV-VST-C - Operation / Reference Guide... -
Page 16: Boiler And A/C With Separate Transformers
Boiler and A/C with Separate Transformers wiring See the Changing the Type of HVAC System section on page 40 for information on indicating the thermostat is connected to a Boiler and A/C with Separate Transformers system. ENV-VST-C - Operation / Reference Guide... -
Page 17: Single Stage Heat Pump
DO NOT CONNECT BOTH. See the Changing the Type of HVAC System section on page 40 for information on indicating the thermostat is connected to a Single Stage Heat Pump system. ENV-VST-C - Operation / Reference Guide... -
Page 18: Two Stage Heat Pump
DO NOT CONNECT BOTH. See the Changing the Type of HVAC System section on page 40 for information on indicating the thermostat is connected to a Two Stage Heat Pump system. ENV-VST-C - Operation / Reference Guide... -
Page 19: First Stage Radiant Floor Heat, Second Stage Furnace With Single Stage Cooling
See the Changing the Type of HVAC System section on page 40 for information on indicating the thermostat is connected to a First Stage Radiant Floor Heat, Second Stage Furnace with Single Stage Cooling system. ENV-VST-C - Operation / Reference Guide... -
Page 20: Installing A Remote Sensor
300 ft (91.44 m) of wire for connecting the indoor/outdoor remote sensor to the thermostat. Sensor head Connecting wires FIG. 12 Outdoor Temperature Sensor Follow these steps to install the indoor/outdoor remote sensor: Drill a 1/4" hole into the surface where you want to install the sensor. ENV-VST-C - Operation / Reference Guide... -
Page 21: Installing The Indoor Flush Mount Sensor
Feed the sensor wire through the center of the threaded outer case of the sensor and connect it to the cable that is hanging through the hole in the wall as shown in FIG. 15. ENV-VST-C - Operation / Reference Guide... - Page 22 Attach the connecting wires from the sensor to the S1 and S2 terminals on the thermostat (see FIG. 13). It does not matter which wire you connect to either terminal. ENV-VST-C - Operation / Reference Guide...
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Page 23: Setup And Configuration
3.5" (8.89 cm) color display. In addition, the ViewStat Color Communicating Thermostat provides the current day's weather forecast along with a five-day forecast, driven from AMX’s i!-Weather application. This chapter provides information about the different screens on the ViewStat Color Communicating Thermostat, how to navigate through them, and how to establish settings on each screen. -
Page 24: Changing The Heating And Cooling Setpoints
The current day’s forecasted high and low temperatures and weather condition appear on the bottom of the screen. The ViewStat Color Communicating Thermostat receives this information from AMX’s i!-Weather service. The following table describes the status icons that may appear on your thermostat:... -
Page 25: Changing Hold Mode
Hold Mode menu opens. With the Hold Mode menu open, press Mode/Select one time and a menu with heating/cooling options appears. You can use the navigational buttons to scroll through the list. You can also change the H/C mode on the Settings screen. FIG. 20 Heating/Cooling Mode menu ENV-VST-C - Operation / Reference Guide... -
Page 26: Turning Off The Hvac System
You can access Fan mode by pressing Mode/Select two times after accessing Hold mode. You can use the navigational buttons to scroll through the list. You can also change the Fan mode on the Settings screen. FIG. 21 Fan Mode menu ENV-VST-C - Operation / Reference Guide... -
Page 27: Help Screen
Use the navigation buttons to highlight More, and press Mode/Select to access the third Advanced Setup screen. Use the navigation buttons to highlight Help Mode, and press Mode/Select to toggle whether the Help screen is active and accessible from the Main screen. ENV-VST-C - Operation / Reference Guide... -
Page 28: Current Weather Screen
The 5-Day Forecast screen (FIG. 24) displays the high and low temperatures and the expected weather condition for each of the next five days. The ViewStat Color Communicating Thermostat receives this information from AMX’s i!-Weather service. This screen is view-only. You can disable this screen so it does not appear when you navigate through the thermostat’s screens. -
Page 29: Thermostat Mode Screen
Opens the Away Mode screen. See the Away Mode Screen section on page 26 for more information. Settings Opens the Settings screen. See the Settings Screen section on page 27 for more information. Exit Returns to the Main screen. ENV-VST-C - Operation / Reference Guide... -
Page 30: Program Screen
Use the navigation buttons to select the hour in which you want these settings to take effect, and press Mode/Select. Use the navigation buttons to select the minutes in which you want these settings to take effect, and press Mode/ Select. ENV-VST-C - Operation / Reference Guide... -
Page 31: Copying Programmed Settings
Use the navigation buttons to select Done, and press Mode/Select. The thermostat copies the settings to all the selected days. You can verify this on the Program screen by highlighting Next Day and pressing Mode/Select to view the settings for each day in the week. ENV-VST-C - Operation / Reference Guide... -
Page 32: Away Mode Screen
Press Mode/Select to change the return time. The hour, minute, and clock period each change individually, so use the navigation buttons to change the hour. Press Mode/Select again to select the minute, and use the navigation button to change it. Repeat the process one more time to change the clock period. ENV-VST-C - Operation / Reference Guide... -
Page 33: Settings Screen
On, which runs the fan continuously, or Auto, which runs the fan when the heating and cooling settings determine it should do so. You can also set the Fan Speed option to Low, Medium, or High. Perform the following steps to change the fan settings: ENV-VST-C - Operation / Reference Guide... -
Page 34: Changing The Filter Settings
Use the navigation buttons to select Settings, and press Mode/Select. The Settings screen appears (FIG. 29). Use the navigation buttons to select Filter. Press Mode/Select to toggle the Filter setting between 30, 60, 90, 120, 150, or 180 days. ENV-VST-C - Operation / Reference Guide... -
Page 35: Advanced Thermostat Operations
On the Main screen, press Mode/Select until the Thermostat Mode screen appears (FIG. 31). FIG. 31 Thermostat Mode screen Use the navigation buttons to select Settings, and press Mode/Select. The Settings screen appears (FIG. 32). ENV-VST-C - Operation / Reference Guide... -
Page 36: Entering The Security Code
Press the Mode/Select button while Enter is highlighted to accept the new security code and open the User Preferences screen. Press the Mode/Select button while Cancel is highlighted to return to the User Preferences screen. ENV-VST-C - Operation / Reference Guide... -
Page 37: Changing The Security Code
Repeat the previous step until you have entered the full four-digit code. Press Mode/Select while Enter is selected to accept the code change. If you want to cancel, use the navigation buttons to select Cancel, and press Mode/Select. ENV-VST-C - Operation / Reference Guide... -
Page 38: User Preferences Screen
Humidity Offset The humidity offset enables you to customize the humidity shown on the display. • You can set the humidity offset in 1° increments. • The default humidity offset is 0. ENV-VST-C - Operation / Reference Guide... -
Page 39: Changing The Temperature Scale
Use the navigation buttons to select Date Format. Press Mode/Select to toggle the date format setting between MMDDYY, DDMMYY, and YYDDMM. Use the navigation buttons to select Time Format. Press Mode/Select to toggle the time format setting between 12- and 24-hour. ENV-VST-C - Operation / Reference Guide... -
Page 40: Changing The Backlight Settings
Enter the security code, and select Enter to access the User Preferences screen. See the Entering the Security Code on page 30 for more information. Use the navigation buttons to highlight More, and press Mode/Select to access the second User Preferences screen (FIG. 37). ENV-VST-C - Operation / Reference Guide... -
Page 41: Disabling The Weather Alert Icon
Use the navigation buttons to highlight More, and press Mode/Select to access the second User Preferences screen. Use the navigation buttons to highlight More, and press Mode/Select to access the third User Preferences screen (FIG. 38). ENV-VST-C - Operation / Reference Guide... -
Page 42: Button Lockout Screen
For example, if you set the limit to 3, you can only change the temperature by + or -3 degrees from its current setting. You can set the range to any value between 0 and 10 degrees. ENV-VST-C - Operation / Reference Guide... -
Page 43: Locking The Buttons
Enter the security code, and select Enter to access the User Preferences screen. See the Entering the Security Code on page 30 for more information. Use the navigation buttons to highlight More, and press Mode/Select to access the second User Preferences screen. ENV-VST-C - Operation / Reference Guide... -
Page 44: Locking The Fan Settings
60 minutes. After the time limit expires, the mode settings automatically unlock and can be changed again. Perform the following steps to lock the mode settings: From the Main screen, press Mode/Select to access the Thermostat Mode screen. Use the navigation buttons to select Settings, and press Mode/Select. The Settings screen appears. ENV-VST-C - Operation / Reference Guide... -
Page 45: Advanced Setup Screen
Enables you to indicate whether you want to turn on or turn off the onboard humidity sensor. Month Enables you to set the current month. You can enter a value between 1-12. Enables you to set the current day. You can enter a value between 1-31. ENV-VST-C - Operation / Reference Guide... -
Page 46: Changing The Type Of Hvac System
On the second User Preferences screen, use the navigation buttons to highlight More, and press Mode/Select to access the third User Preferences screen. Use the navigation buttons to highlight Advanced Setup, and press Mode/Select to access the Advanced Setup screen (FIG. 43). ENV-VST-C - Operation / Reference Guide... -
Page 47: Changing The Type Of Fossil Fuel
Press Mode/Select to indicate the location of the external sensor. You can choose from Indoor or Outdoor. Selecting one of these choices activates the external sensor. You can select Off if you want to deactivate the sensor. ENV-VST-C - Operation / Reference Guide... -
Page 48: Activating The Internal On-Board Sensor
On the second User Preferences screen, use the navigation buttons to highlight More, and press Mode/Select to access the third User Preferences screen. Use the navigation buttons to highlight Advanced Setup, and press Mode/Select to access the Advanced Setup screen. ENV-VST-C - Operation / Reference Guide... -
Page 49: Turning On Diagnostic Mode
Use the navigation buttons to highlight More, and press Mode/Select to access the third Advanced Setup screen (FIG. 45). With Diagnostic Mode highlighted, press Mode/Select to toggle the mode setting to On. Use the navigation buttons to highlight Exit, and press Mode/Select to return to the Main screen. ENV-VST-C - Operation / Reference Guide... -
Page 50: Turning On The Humidification And Dehumidification Systems
63 and the next setpoint still at 70, so it changes the setpoint to 66. Fifteen minutes later, the thermostat checks the setpoints again and finds the room temperature is 66 and the next setpoint still at 70, so it changes the setpoint to 68. ENV-VST-C - Operation / Reference Guide... -
Page 51: Axlink Communications Screen
Up/Down arrow buttons to move between Enter and Cancel. Press the Mode/Select button while Enter is highlighted to accept the new AxLink address and return to the Advanced Setup screen. The current firmware version of the thermostat appears in the lower right-hand corner of the screen. ENV-VST-C - Operation / Reference Guide... -
Page 52: Switching Axlink Devices
Repeat the previous step until you have entered the full three-digit code. Press Mode/Select while Enter is selected. Changing the address of an AxLink device can result in some features on the thermostat to stop working. ENV-VST-C - Operation / Reference Guide... -
Page 53: Thermostat Setup
• This does not affect Emergency Heat operation. • This option is only valid if the thermostat has been configured to operate as a heat pump. • The default Balance Point is 30°F. Exit Returns you to the Advanced Setup screen. ENV-VST-C - Operation / Reference Guide... -
Page 54: Setting First And Second Stage Differentials
Use the navigation buttons to highlight More, and press Mode/Select to access the second User Preferences screen. On the second User Preferences screen, use the navigation buttons to highlight More, and press Mode/Select to access the third User Preferences screen. ENV-VST-C - Operation / Reference Guide... -
Page 55: Setting The Temperature Offset
Use the navigation buttons to highlight Advanced Setup, and press Mode/Select to access the Advanced Setup screen. Use the navigation buttons to highlight More, and press Mode/Select to access the second Advanced Setup screen. ENV-VST-C - Operation / Reference Guide... - Page 56 Use the navigation buttons to highlight Exit, and press Mode/Select to return to the second Advanced Setup screen. The Balance Point option is only available if your thermostat is configured to operate as a heat pump. ENV-VST-C - Operation / Reference Guide...
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Page 57: Programming
Master with a command in the form of ’vX.XX’ (e.g. v1.02). Syntax: SEND_COMMAND ’VER’ Example: SEND_COMMAND ’VER’ Master requests version number of the device. SEND_COMMAND ’v1.02’ Device response with version 1.02. ENV-VST-C - Operation / Reference Guide... -
Page 58: Wake
HTx = The high temperature in degrees expected for day x, where x = 1 is the current day, 2 is the next day, etc. Example: SEND_COMMAND ’FH 78 82 85 84 85’ Five-day high temperatures. ENV-VST-C - Operation / Reference Guide... -
Page 59: Axlink Commands
Sets the timeout to 10 seconds and Active Brightness to ON. Retrieves and sets the security code configuration. Syntax: CD <Code> Variable: Code = A 4-character integer. Example: SEND_COMMAND ’CD 1988’ Changes the security code to 1988. ENV-VST-C - Operation / Reference Guide... -
Page 60: External_Temp
TFMT = A single character: 1 for 12-hour or 2 for 24-hour clock. Example: SEND_COMMAND ’FM SF’ Sets the thermostat scale to Fahrenheit. SEND_COMMAND ’FM DD T2’ Sets the date format to DD/MM/YYYY and the time format to 24-hour clock. ENV-VST-C - Operation / Reference Guide... - Page 61 Configures the lockout to completely block changes to Mode and restrict changes to the temperature setting to ±3 degrees. SEND_COMMAND ’LK TT90 FT90’ Configures the lockout to allow changes to the temperature and fan speed for 90 minutes before reverting to the original settings. ENV-VST-C - Operation / Reference Guide...
- Page 62 Sunday night setpoint, heat setpoint: 68F, cool setpoint: 72F, humidify setpoint: 30% RH, dehumidify setpoint: 50% RH, 7:00PM start time. SEND_COMMAND ’?PG DM SP1’ The Master requesting the program configuration for the Thursday Wake setpoint. ENV-VST-C - Operation / Reference Guide...
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Page 63: Pressure
Example: SEND_COMMAND 'ST' Master requests device status. SEND_COMMAND 'SP H30 D50' SEND_COMMAND 'MD MP' SEND_COMMAND 'FM SF' Device responds with humidify set point 30, dehumidify set point 50, mode program, and temperature scale Fahrenheit. ENV-VST-C - Operation / Reference Guide... -
Page 64: Axlink Channels
Set the Fan state to Auto while the channel is ON. FDBK Fan Status Feedback, Fan Status changed, Fan status is controlled by the TSTAT. Channel ON: Fan is On, Channel OFF: Fan is Off. 217-218 Not Used ENV-VST-C - Operation / Reference Guide... - Page 65 Provides feedback from relay HUM. FDBK Fan relay 1 Provides feedback from relay G1. FDBK Fan relay 2 Provides feedback from relay G2. FDBK Fan relay 3 Provides feedback from relay G3. 251-255 Not Used ENV-VST-C - Operation / Reference Guide...
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Page 66: Axlink Levels
120. Weather Duet Module A weather Duet Module communicates with the AMX i!-Weather internet service to gather the current forecast. The Duet Module retrieves current weather conditions and forecasts from the AMX i!-Weather service and displays the current weather information on the thermostat. -
Page 67: I!-Weather Setup Pages
The Weather module starts, and the thermostat module automatically finds and uses it. No additional NetLinx code is required. i!-Weather Setup Pages The i!-Weather application enables you to retrieve and display current weather with 5-day forecasting from AMX’s weather provider on your touch panel. The Main page (FIG. 53) displays the following current weather content: ... -
Page 68: Changing The Date And Time
Setup screen To change the date and time: Press Setup on the Main screen to access the Setup screen (FIG. 54). Press the Date/Time tab. The Set Date & Time pop-up screen appears (FIG. 55). ENV-VST-C - Operation / Reference Guide... -
Page 69: Changing The Humidity Settings
Changing the Humidity Mode You can change the humidity mode by accessing the Humidity menu from the Humidity screen. The menu appears directly above the Humidity button and is labelled with the current humidity setting (FIG. 57). ENV-VST-C - Operation / Reference Guide... -
Page 70: Changing The Heat And Cool Settings
You can change the fan mode by accessing the Fan Mode menu from the Heat|Cool screen. The menu appears directly above the Setup button and is labeled with the current fan mode setting (FIG. 59). ENV-VST-C - Operation / Reference Guide... -
Page 71: Changing The Hvac Mode
Press Heat|Cool on the Main screen to access the Heat|Cool screen (FIG. 56). Press the current fan mode to open the HVAC Mode menu. Select the mode you want. The menu closes once you make a selection. ENV-VST-C - Operation / Reference Guide... -
Page 72: Changing The Hold Mode
Press Weather on the Main page to navigate to the Settings screen (FIG. 62). Press ZIP. A pop-up screen opens. Enter the 5-digit zip code. Press Done. Pressing Done returns you to the Select Location page and displays the corresponding city at the top of the page. ENV-VST-C - Operation / Reference Guide... -
Page 73: Entering Location By Station Id
In the Refresh Interval area, select the desired auto refresh time interval. Auto Refresh refreshes weather data for the current weather location. You can access the Wind screen by pressing Weather on the Main page, then pressing the Wind tab. FIG. 63 Wind screen ENV-VST-C - Operation / Reference Guide... - Page 74 Programming You can access the 5-Day Forecast screen by pressing Weather on the Main page, then pressing the Forecast tab (FIG. 64). FIG. 64 5-Day Forecast screen ENV-VST-C - Operation / Reference Guide...
- Page 75 Programming ENV-VST-C - Operation / Reference Guide...
- Page 76 - Schedules and registration for any AMX University course - Travel and hotel information - Your individual certification requirements and progress 3000 RESEARCH DRIVE, RICHARDSON, TX 75082 USA • 800.222.0193 • 469.624.8000 • 469-624-7153 fax • 800.932.6993 technical support • www.amx.com...