AMX ENV-VST-C Operation/Reference Manual
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AMX ENV-VST-C Operation/Reference Manual

AMX ENV-VST-C Operation/Reference Manual

Color communicating thermostat
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Download this manual See also: Instruction Manual, Operation/reference Manual
Operation/Reference Guide
ViewStat
Color Communicating Thermostat
ENV-VST-C
H V A C C o n t r ol s
L a s t Upda t e d: 12 /1 2 /20 0 8

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Summary of Contents for AMX ENV-VST-C

  • Page 1 Operation/Reference Guide ViewStat Color Communicating Thermostat ENV-VST-C H V A C C o n t r ol s L a s t Upda t e d: 12 /1 2 /20 0 8...
  • Page 2 Products repaired under this policy will carry a ninety (90) day warranty on material and labor. • AMX will notify the AMX Authorized Partner with the cost of repair, if cost is greater than the Standard Repair Fee, within five (5) days of receipt.
  • Page 3 LICENSE GRANT. AMX grants to Licensee the non-exclusive right to use the AMX Software in the manner described in this License. The AMX Software is licensed, not sold. This license does not grant Licensee the right to create derivative works of the AMX Software.

  • Page 5: Table Of Contents

    Table of Contents Introduction ...1 System Components ... 1 Installation and Wiring ...3 Disconnecting Power to All HVAC Equipment... 3 Selecting the Thermostat Location ... 3 Stand-Alone Thermostat Mounting Criteria ... 3 Remote Temperature Sensors ... 3 Removing the Faceplate from the Base ... 4 Mounting the Base to a Wall ...
  • Page 6 Table of Contents Changing Temperature Units ... 32 Changing Wind Speed Units... 32 Changing Pressure Units ... 32 Auto Refresh Interval Select ... 33 ViewStat Color Communicating Thermostat...

  • Page 7: Introduction

    The forecast information is driven from AMX’s i!-Weather application. The thermostat receives the forecast information from a NetLinx Master, with an internet-enabled IP connection, via AxLink. A three-year subscription to i!-Weather is included with purchase of the thermostat.
  • Page 8 ViewStat Color Thermostat Specifications (Cont.) Weight Included Accessories Optional Accessories 5.29 oz. (150 grams) 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 (FG3005-20), three-year subscription ENV-VST-TSF ViewStat Indoor Flush Mount Temperature Sensor (FG2050-21)

  • Page 9: Installation And Wiring

    NEC Standards and applicable local and state codes. Disconnecting Power to All HVAC Equipment Since the thermostats wire directly to the HVAC equipment, you must shut off the power at the equipment. You can generally accomplish this by turning off the disconnect switch located near the equipment.

  • Page 10: Removing The Faceplate From The Base

    Installation and Wiring Removing the Faceplate from the Base No tools are required to disassemble the thermostat—simply use your hands to pull the front panel off of the base. Loss of internal programs may result from static discharge to the thermostat circuit board. Touch a grounded metal object to discharge any static charge before handling the circuit board.

  • Page 11: Wiring The Thermostat

    Wiring the Thermostat A qualified HVAC technician should perform these steps to ensure proper termination. 1. Make sure the HVAC system power is off. 2. Strip 1/4" (0.63 cm) of insulation from each wire you are using. 3. Secure the wires into the terminals on the base according to the appropriate wiring diagram, as described in the following table.

  • Page 12: Wiring Terminals

    Installation and Wiring Wiring Terminals ViewStat Color Communicating Thermostats are equipped with terminals RC, RH, C, Y, W, G, O, B, S1, S2, L1, L2, L3, and L4. You can use terminals S1 and S2 to accommodate a remote temperature sensor (see the Installing a Remote Sensor section on page 14 for more information).

  • Page 13: Communication And Equipment Terminal Wiring Definitions

    Communication and Equipment Terminal Wiring Definitions The following table lists the communication and equipment terminal wiring definitions. Communication and Equipment Terminal Wiring Definitions Preparing Captive Wires Follow these steps to connect the wiring into a captive-wire connector: 1. Strip 1/4 inch off the wire insulation for all four wires. 2.

  • Page 14: Wiring Guidelines

    Installation and Wiring Wiring Guidelines The ViewStat Color Communicating Thermostat accepts configuration and weather information from a NetLink Integrated master via an AxLink bus. Use 18 AWG wire to connect terminals L1-L4 on the ViewStat to the AxLink device. See the Communication and Equipment Terminal Wiring Definitions section on page 7 for more information on the terminals on the ViewStat.

  • Page 15: Wiring Diagrams

    Installation and Wiring Wiring Diagrams The following sections display wiring diagrams for the types of HVAC systems that are compatible with the thermostat: Single Stage Furnace and Single Stage A/C FIG. 3 Single Stage Furnace and Single Stage A/C wiring The thermostat automatically defaults to One Stage Furnace for the HVAC System setting when you install it.

  • Page 16: Dual Stage Furnace And Dual Stage A/C

    Installation and Wiring Dual Stage Furnace and Dual Stage A/C FIG. 4 Dual Stage Furnace and Dual Stage A/C wiring Roof Top Unit with Dual Stage Heat and Dual Stage Cool FIG. 5 Roof Top Unit with Dual Stage Heat and Dual Stage Cool wiring ViewStat Color Communicating Thermostat...

  • Page 17: Boiler And A/C With Separate Transformers

    Installation and Wiring Boiler and A/C with Separate Transformers FIG. 6 Boiler and A/C with Separate Transformers wiring Single Stage Heat Pump FIG. 7 Single Stage Heat Pump wiring ViewStat Color Communicating Thermostat...

  • Page 18: Two Stage Heat Pump

    Installation and Wiring Two Stage Heat Pump FIG. 8 Two Stage Heat Pump wiring ViewStat Color Communicating Thermostat...

  • Page 19: First Stage Radiant Floor Heat, Second Stage Furnace With Single Stage Cooling

    Installation and Wiring First Stage Radiant Floor Heat, Second Stage Furnace with Single Stage Cooling FIG. 9 First Stage Radiant Floor Heat, Second Stage Furnace with Single Stage Cooling wiring ViewStat Color Communicating Thermostat...

  • Page 20: Installing A Remote Sensor

    Installation and Wiring Installing a Remote Sensor The ViewStat Color Communicating Thermostat has an onboard temperature sensor that can read and report the temperature at the location of the unit (see FIG. 10). Do not paint or tape over the onboard temperature sensor. Doing so can cause the sensor to work improperly.
  • Page 21 The sensor has a 1" head that protrudes from the wall and a connected wire that plugs into a port on the thermostat. You can use a maximum of 300 ft (91.44 m) of wire for connecting the indoor/outdoor remote sensor to the thermostat. Sensor head Follow these steps to install the indoor/outdoor remote sensor: 1.

  • Page 22: Installing The Indoor Flush Mount Sensor

    Installation and Wiring Installing the Indoor Flush Mount Sensor FIG. 13 displays the two pieces of the indoor flush mount sensor. The two pieces are the sensor body with the connected wire and the threaded outer case of the sensor. Follow these steps to install the indoor flush mount sensor: 1.
  • Page 23 4. Carefully feed the wires and wire-nuts through the ½" hole and into the wall. Use your hands to lightly screw the threaded outer case into the hole in the wall as shown in FIG. 15. 5. Use a screwdriver to screw the threaded outer case of the sensor the rest of the way into the ½" hole in the drywall.
  • Page 24 Installation and Wiring 6. 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 (see FIG. 17). 7. Attach the connecting wires from the sensor to the S1 and S2 terminals on the thermostat (see FIG.

  • Page 25: Programming

    Programming The ViewStat Color Communicating Thermostat supports the commands listed below. All commands supported by the thermostat are common and expected from all AxLink devices. Send Commands Send Commands CLOCK Includes the current date and time in 24-hour format. Uses the current date and time to compute the current day of the week.

  • Page 26: Color Viewstat Thermostat Commands

    Programming 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. Color ViewStat Thermostat Commands This section lists commands that are specific to the Color ViewStat Thermostat. 5-Day Forecast Commands The 5-Day Forecast commands, FH, FL, and FK, give the 5-Day Forecast sent in three separate messages, one for each of the following:...
  • Page 27 TSTORM for Thunder Storms UNK for Unknown VCOLD for Very Cold WINDY 5-Day Forecast Commands Syntax: Forecasted 5-day FH <HT1> <HT2> <HT3> <HT4> <HT5> high temperatures Variable: Example: SEND_COMMAND ’FH 78 82 85 84 85’ Five-day high temperatures. Syntax: Forecasted 5-day FL <LT1>...

  • Page 28: Axlink Commands

    Programming AxLink Commands This section contains AxLink commands that are specific to the ViewStat Color Thermostat. For additional AxLink programming commands specific to a particular AxLink device, consult the manual for the AxLink device you are using. AxLink Commands Syntax: Sets the backlight BK [T<SEC>] [A<ABVAL>] [I<IBVAL>] timeout value and...
  • Page 29 AxLink Commands (Cont.) Syntax: Sets or changes FM [S<TSCL>] [D<DFMT>] [T<TFMT>] the thermostat’s Variable: scale, date, or time format. 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. You can completely block anyone from using the buttons on the front of the unit to change the hold temperature, mode, or fan speed changes, or restrict them by time.
  • Page 30 Programming AxLink Commands (Cont.) Supported thermostat modes include Program, Vacation, or Hold Temperature. Vacation mode includes the heat, cool, humidify, and dehumidify setpoints to maintain, and the Sets or changes duration of the Vacation mode in days and hours. Hold Temperature mode includes the the thermostat’s specified heat and cool setpoints to maintain.

  • Page 31: Axlink Channels

    AxLink Commands (Cont.) The Master sends the ?SERIAL command to request the thermostat’s serial number. ?SERIAL Retrieves the Syntax: 16-byte serial ?SERIAL number set on the Example: thermostat. SEND_COMMAND ’?SERIAL’ The Master requesting the thermostat’s serial number. SEND_COMMAND ’SERIAL 1234567890123456’ The thermostat returns the serial number 1234567890123456.
  • Page 32 Programming AxLink Channels (Cont.) Channel Type 152-208 CMD/FDBK Lock Out State FDBK 217-218 FDBK FDBK Function Description Decrement Humidify Set Continue to decrement the humidify set point Point while the channel is active, ON, as if the decrement button were being pushed. Increment Dehumidify Set Continue to increment the dehumidify set Point...

  • Page 33: Axlink Levels

    AxLink Channels (Cont.) Channel 234-255 AxLink Levels Each AXLink device contains 8 levels numbered 1-8. Levels are a means of applying a value to a physical element on the device. When a device is online for the first time, the Master assumes the device is at the default level status with all levels set to 0.

  • Page 34: Weather Duet Module

    FDBK 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 35 FIG. 18 InConcert window 3. Copy the AMX_iWeather_Comm_dr1_0_0.jar file into the same project folder as the AMX_ENV-VST-C_Comm_dr1_0_0.jar file on the NetLinx Master. 4. Add the AMX_iWeather_Comm_dr1_0_0.jar file name to the thermostat’s project files in the NetLinx Studio Workspace, so it will be downloaded with the thermostat files. 5.

  • Page 36: I!-Weather Setup Pages

    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. 20) displays the following current weather content: City name for current weather...
  • Page 37 You can access the 5-Day Forecast screen by pressing 5-day Forecast on the Main page. FIG. 21 5-Day Forecast screen You can return to the Main page by pressing Current Conditions. You can adjust your location, station ID, and unit settings by pressing Setup Location on the Main page. FIG.

  • Page 38: Entering Location By Zip Code

    Programming Entering Location by Zip Code To enter a location by Zip code: 1. Press Setup Location on the Main page to navigate to the Select Location page (FIG. 22). 2. Select Enter Zip Code. A pop-up screen opens. 3. Enter the 5-digit zip code. 4.

  • Page 39: Auto Refresh Interval Select

    Programming Auto Refresh Interval Select To select an auto refresh interval: 1. Press Setup Location on the Main page to navigate to the Select Location page (FIG. 22). 2. Select Automatic Refresh. The Refresh Interval menu opens with a series of options. 3.
  • Page 40 Programming ViewStat Color Communicating Thermostat...
  • Page 41 Programming ViewStat Color Communicating Thermostat...
  • Page 42 It’s Your World - Take Control™ 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...

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