AMX ENV-VST-C Instruction Manual
Viewstat color communicating thermostat
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- Operation/reference manual (76 pages) ,
- User manual (50 pages) ,
- Installation manual (2 pages)
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Summary of Contents for AMX ENV-VST-C
- Page 1 IN STR U CT IO N MAN U AL V I E W ST AT C O LO R C O M M U N IC AT I N G T H E R M O ST AT EN V- VST-C...
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Page 2: Important Safety Instructions
COPYRIGHT NOTICE AMX© 2015, all rights reserved. No part of this publication may be reproduced, stored in a retrieval system, or transmitted, in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without the prior written permission of AMX. Copyright protection claimed... -
Page 3: Table Of Contents
Table of Contents Table of Contents ENV-VST-C ViewStat Color Communicating Thermostat ........7 Overview ........................... 7 System Components ......................7 Installation and Wiring ..................9 Overview ..........................9 Disconnecting Power to All HVAC Equipment ..............9 Selecting the Thermostat Location ................... 9 Stand-Alone Thermostat Mounting Criteria ................... - Page 4 Changing the Type of Fossil Fuel......................39 Activating the External Sensor ......................39 Activating the Internal On-board Sensor ..................... 39 Activating the On-board Humidity Sensor.................... 40 Setting the Date and Time on the Thermostat ..................40 ENV-VST-C - Instruction Manual...
- Page 5 Setup Pages ........................55 Changing the Date and Time ........................ 56 Changing the Humidity Settings......................57 Changing the Humidity Mode ....................... 57 Changing the Heat and Cool Settings....................58 Changing the Fan Mode ........................58 ENV-VST-C - Instruction Manual...
- Page 6 Changing the Hold Mode ........................59 Entering Location by Zip Code......................60 Entering Location by Station ID......................60 Changing Temperature Units ....................... 60 Changing Wind Speed Units ......................... 60 Changing Pressure Units ........................60 Auto Refresh Interval Select......................... 60 ENV-VST-C - Instruction Manual...
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Page 7: Env-Vst-C Viewstat Color Communicating Thermostat
ENV-VST-C ViewStat Color Communicating 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
When choosing an installation location for the remote sensor, follow the guidelines for placement of the thermostat, and locate the sensor where its operating range (see the ENV-VST-C Specifications table on page 7) will not be violated (i.e. do not install in a cold garage or hot equipment room). -
Page 10: Wiring The Thermostat
FIG. 2 displays the layout of the terminals on the thermostat’s motherboard. Terminal layout FIG. 2 CAUTION: Applying voltage to the external temperature sensor pins (S1 and S2) can cause permanent damage to the thermostat. ENV-VST-C - Instruction Manual... -
Page 11: Communication And Equipment Terminal Wiring Definitions
Connect the AxLink wiring from the thermostat to the connector on the AxLink device as shown in FIG. 3. AxLink wiring FIG. 3 You can connect the AxLink device to a NetLinx Master by following the instructions in the AxLink device’s instruction manual. ENV-VST-C - Instruction Manual... -
Page 12: Wiring Diagrams
Dual Stage Furnace and Dual Stage A/C wiring FIG. 5 See the Changing the Type of HVAC System section on page 38 for information on indicating the thermostat is connected to a Dual Stage Furnace and Dual Stage A/C system. ENV-VST-C - Instruction Manual... -
Page 13: Roof Top Unit With Dual Stage Heat And Dual Stage Cool
Boiler and A/C with Separate Transformers wiring FIG. 7 See the Changing the Type of HVAC System section on page 38 for information on indicating the thermostat is connected to a Boiler and A/C with Separate Transformers system. ENV-VST-C - Instruction Manual... -
Page 14: Single Stage Heat Pump
O is energized for cooling). Connect one or the other. DO NOT CONNECT BOTH. See the Changing the Type of HVAC System section on page 38 for information on indicating the thermostat is connected to a Single Stage Heat Pump system. ENV-VST-C - Instruction Manual... -
Page 15: Two Stage Heat Pump
O is energized for cooling). Connect one or the other. DO NOT CONNECT BOTH. See the Changing the Type of HVAC System section on page 38 for information on indicating the thermostat is connected to a Two Stage Heat Pump system. ENV-VST-C - Instruction Manual... -
Page 16: First Stage Radiant Floor Heat, Second Stage Furnace With Single Stage Cooling
The ViewStat Color Communicating Thermostat supports only one installed remote sensor. The sensor connects to the S1 or S2 terminal on the ViewStat. See the Communication and Equipment Terminal Wiring Def initions section on page 11 for more information on the terminals on the thermostat. ENV-VST-C - Instruction Manual... -
Page 17: Installing The Outdoor Temperature Sensor
FIG. 14 displays the two pieces of the Indoor Flush Mount Temperature sensor (FG2050-21). The two pieces are the sensor body with the connected wire and the threaded outer case of the sensor. Indoor Flush Mount Sensor FIG. 14 ENV-VST-C - Instruction Manual... - Page 18 Use your thumb to carefully push the sensor body into the threaded outer case until the face of the sensor body is flat against the drywall. 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 - Instruction Manual...
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Page 19: Setup And Configuration
You can also view the current heating and cooling setpoints and the humidity. 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. ENV-VST-C - Instruction Manual... -
Page 20: Changing The Heating And Cooling Setpoints
Program screen until the start of the next program cycle. Program Sets the thermostat to use the settings established in the program settings. See the Establishing Daytime/Nighttime Temperature Settings section on page 25 for more information. ENV-VST-C - Instruction Manual... -
Page 21: Changing The Heating/Cooling Mode
Use the navigation buttons to select Off, and press Mode/Select to turn the HVAC system off. The Fan Mode settings appear, but you do not need to change them. The settings disappear after a 10-second timeout. ENV-VST-C - Instruction Manual... -
Page 22: Changing The Fan Mode
On the User Preferences screen, 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 - Instruction Manual... -
Page 23: Current Weather Screen
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. See the Disabling the Forecast Screens on page 34 for more information. -
Page 24: Thermostat Mode Screen
Separate times of the day when you can create heating, cooling, humidify, and dehumidify setpoints. The available times are Wake, Leave, Return, and Sleep. Heat The level of desired heat for the HVAC system during the selected period. ENV-VST-C - Instruction Manual... -
Page 25: Establishing Daytime/Nighttime Temperature Settings
Nighttime Temperature Settings section on page 25 for more information. Use the navigation buttons to select Copy To, and press Mode/Select. The settings for the next day of the week appear (FIG. 26). Copy To screen FIG. 26 ENV-VST-C - Instruction Manual... -
Page 26: Away Mode Screen
Press Mode/Select to change the cooling temperature, then use the navigation buttons to indicate the cool setpoint you want. Press Mode/Select to change the heating temperature, then use the navigation buttons to indicate the heat setpoint you want. ENV-VST-C - Instruction Manual... -
Page 27: Settings Screen
Press Mode/Select to toggle the Fan Speed between High, Medium, or Low. NOTE: If you are unable to change the fan settings, make sure the fan lock is not turned on. See the Locking the Fan Settings section on page 36 for more information. ENV-VST-C - Instruction Manual... -
Page 28: Changing The Filter Settings
Use the navigation buttons to select Settings, and press Mode/Select. The Settings screen appears (FIG. 28). 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 - Instruction Manual... -
Page 29: Advanced Thermostat Operations
Perform the following steps to access advanced setup options: On the Main screen, press Mode/Select until the Thermostat Mode screen appears (FIG. 30). Thermostat Mode screen FIG. 30 Use the navigation buttons to select Settings, and press Mode/Select. The Settings screen appears (FIG. 31). ENV-VST-C - Instruction Manual... -
Page 30: Entering The Security Code
NI Master. Perform the following steps to change the security code. 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 - Instruction Manual... -
Page 31: User Preferences Screen
10 seconds and 5 minutes in 10 second increments. The default value is 30 seconds. Backlight Active Establishes the level of brightness for the backlight when the unit is active. You can choose Low, Medium, or High. Brightness ENV-VST-C - Instruction Manual... -
Page 32: Changing The Temperature Scale
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. Use the navigation buttons to select Advanced Settings. Press Mode/Select to access the Security Code screen. ENV-VST-C - Instruction Manual... -
Page 33: Changing The Backlight Settings
Use the navigation buttons to highlight More, and press Mode/Select to access the second User Preferences screen (FIG. 36). Use the navigation buttons to highlight Filter Change Reminder. Press Mode/Select to toggle the Filter Change Reminder setting between Enable and Disable. ENV-VST-C - Instruction Manual... -
Page 34: 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. 37). User Preferences screen (3 of 3) FIG. 37 ENV-VST-C - Instruction Manual... -
Page 35: Button Lockout Screen
30 for more information. Use the navigation buttons to highlight More, and press Mode/Select to access the second User Preferences screen. Use the navigation buttons to highlight Button Lockout. Press Mode/Select to access the Button Lockout screen (FIG. 39). ENV-VST-C - Instruction Manual... -
Page 36: Locking The Temperature Settings
Use the navigation buttons to highlight More, and press Mode/Select to access the second User Preferences screen. Use the navigation buttons to highlight Button Lockout. Press Mode/Select to access the Button Lockout screen. Use the navigation buttons to highlight More, and press Mode/Select to access the second Button Lockout screen (FIG. 40). ENV-VST-C - Instruction Manual... -
Page 37: Locking The Mode Settings
The Mode/Select button selects the highlighted item. You can then use the navigation buttons to change the setting of the highlighted option. Pressing Mode/Select again highlights the next available option. The following table lists the options on the Advanced Setup screen: ENV-VST-C - Instruction Manual... -
Page 38: 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. 42). ENV-VST-C - Instruction Manual... -
Page 39: Changing The Type Of Fossil Fuel
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. Use the navigation buttons to select Advanced Settings. Press Mode/Select to access the Security Code screen. ENV-VST-C - Instruction Manual... -
Page 40: Activating The On-Board Humidity Sensor
10. Use the navigation buttons to highlight Day, and press Mode/Select to activate it. 11. Press Mode/Select to change the current day. 12. Use the navigation buttons to highlight Yr, and press Mode/Select to activate it. ENV-VST-C - Instruction Manual... -
Page 41: Turning On Diagnostic Mode
11. Use the navigation buttons to highlight Dehumidif ication System, and press Mode/Select to toggle the system to Yes. 12. Use the navigation buttons to highlight Exit, and press Mode/Select to return to the Main screen. ENV-VST-C - Instruction Manual... -
Page 42: Turning On Comfort Recovery
255. Address 0 belongs to the Master. The default setting for the ViewStat Color Communicating Thermostat is 1. Perform the following steps to switch AxLink devices: From the Main screen, press Mode/Select to access the Thermostat Mode screen. ENV-VST-C - Instruction Manual... -
Page 43: Thermostat Setup
The Mode/Select button selects the highlighted item. You can then use the navigation buttons to change the setting of the highlighted option. Pressing Mode/Select again highlights the next available option. ENV-VST-C - Instruction Manual... -
Page 44: Setting First And Second Stage Differentials
Use the navigation buttons to highlight Thermostat Setup, and press Mode/Select to access the Thermostat Setup screen (FIG. 48). Thermostat Setup screen (1 of 2) FIG. 48 10. With First Stage Diff highlighted, press Mode/Select to activate it. 11. Press Mode/Select to indicate the first stage differential. ENV-VST-C - Instruction Manual... -
Page 45: Setting The Deadband Temperature Difference
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 - Instruction Manual... - Page 46 13. Use the navigation buttons to highlight Exit, and press Mode/Select to return to the second Advanced Setup screen. NOTE: The Balance Point option is only available if your thermostat is conf igured to operate as a heat pump. ENV-VST-C - Instruction Manual...
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Page 47: Programming
Restores the unit to its factory defaults, but does not change its AxLink address. Syntax: SEND_COMMAND ’ZAP!’ NOTE: The Color ViewStat thermostat does not support string messages. A command message either does not have a response, or another command responds to it, but it never receives a string response. ENV-VST-C - Instruction Manual... -
Page 48: Color Viewstat Thermostat Commands
2 is the next day’s forecast, etc. Example: SEND_COMMAND ’FK SNOW ICE SNOWSW SNOWFL SLEET’ Five-day weather condition forecast. SEND_COMMAND ’FK SNOW ICE SNOWSW SNOWFL SLEET SNOWFL’ Five-day weather condition forecast with the current weather condition. ENV-VST-C - Instruction Manual... -
Page 49: Axlink Commands
= The number of days until the filter change reminder activates. The range is from 0 to 180. Example: SEND_COMMAND ’FILTER 30’ ?FILTER Queries the number of days before the filter reminder turns on. Syntax: ?FILTER Example: SEND_COMMAND ’?FILTER’ ENV-VST-C - Instruction Manual... - Page 50 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 - Instruction Manual...
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Page 51: Pressure
Retrieves the 16-byte serial number set on the thermostat. The Master sends the ?SERIAL command to request the thermostat’s serial number. Syntax: ?SERIAL Example: SEND_COMMAND ’?SERIAL’ The Master requesting the thermostat’s serial number. SEND_COMMAND ’SERIAL 1234567890123456’ The thermostat returns the serial number 1234567890123456. ENV-VST-C - Instruction Manual... -
Page 52: Axlink Channels
Set the Fan Speed to High when the channel is ON. CMD/FDBK Lock Out State Source ? Master: Set the Lock Out Mode : TStat: FDBK, Lock Out Mode Changed Channel ON: Lock Out Mode Enabled, Channel OFF: Lock Out Mode Disabled. Not Used ENV-VST-C - Instruction Manual... - Page 53 Humidify relay 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 - Instruction Manual...
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Page 54: 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 55: 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. -
Page 56: Changing The Date And Time
Press the Date/Time tab. The Set Date & Time pop-up screen appears (FIG. 54). Set Date & Time pop-up screen FIG. 54 Use the buttons that appear to change the date and time. Press Accept to return to the Setup screen. ENV-VST-C - Instruction Manual... -
Page 57: Changing The Humidity Settings
Press Humidity on the Main screen to access the Humidity screen (FIG. 55). Press the current humidity mode to open the Humidity menu. Select the mode you want. The menu closes once you make a selection. ENV-VST-C - Instruction Manual... -
Page 58: Changing The Heat And Cool Settings
Press Heat|Cool on the Main screen to access the Heat|Cool screen (FIG. 55). Press the current fan mode to open the Fan Mode menu. Select the mode you want. The menu closes once you make a selection. ENV-VST-C - Instruction Manual... -
Page 59: Changing The Hvac Mode
Press the current fan mode to open the Hold Mode menu. Select the mode you want. The menu closes once you make a selection. You can access the Settings screen by pressing Weather on the Main page, then pressing the Settings tab. ENV-VST-C - Instruction Manual... -
Page 60: Entering Location By Zip Code
In the Refresh Interval area, select the desired auto refresh time interval. NOTE: 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. ENV-VST-C - Instruction Manual... - Page 61 Programming Wind screen FIG. 62 You can access the 5-Day Forecast screen by pressing Weather on the Main page, then pressing the Forecast tab (FIG. 63). 5-Day Forecast screen FIG. 63 ENV-VST-C - Instruction Manual...
- Page 62 © 2016 Harman. All rights reserved. NetLinx, AMX, AV FOR AN IT WORLD, HARMAN, and their respective logos are registered trademarks of HARMAN. Last Revised: Oracle, Java and any other company or brand name referenced may be trademarks/registered trademarks of their respective companies.