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Using the NetLinx Module to Program the ViewStat

ViewStat Communicating Thermostat

String Feedback

The NetLinx module will provide feedback to the glue code for ViewStat system changes via string

events. Below are the strings supported. Data coming from the module will be in the form of

strings. Data going to the module will be in the form of commands.

String Feedback

String Description

'T-<tstat> COOL-<val>'

Reports current cool set point.

Parameters:

• <tstat> : id of thermostat/zone

• <val> : 60..108 = new cool set point (F)

Example:

'T-1 COOL-76'

'T-<stat> DATE-<val>'

Reports thermostat date.

Parameter:

• <val>: MMDDYY, 062102 = (June 21, 2002)

'T-<tstat> DEHUMIDIFY-<val>'

Reports current dehumidify set point.

Parameters:

• <tstat> : id of thermostat/zone

• <val> : 2-99 = dehumidify set point (in percent)

Example:

'T-6 DEHUMIDIFY-70'

'T-<stat> FAN-<val>'

Reports current fan state.

Parameters:

• <tstat> : id of thermostat/zone

• <val> :

0 = fan is off

1 = fan is on

Example:

'T-2 FAN-1'

'T-<tstat> FMODE-<val>'

Reports current fan mode.

Parameters:

<tstat> : id of thermostat/zone

<val> : ON = fan on

AUTO = thermostat will control the fan

Example:

'T-12 FMODE-AUTO'

'T-<tstat> HEAT-<val>'

Reports current heat set point.

Parameters:

• <tstat> : id of thermostat/zone

• <val> : 38..88 = current heat set point (F)

Example:

'T-1 HEAT-68'

Содержание ViewStat

Страница 1: ...instruction manual HVAC Controls ViewStat Communicating Thermostat...

Страница 2: ...liability applies whether damages are sought or a claim is made under this warranty or as a tort claim including negligence and strict product liability a contract claim or any other claim This limita...

Страница 3: ...ing the ViewStat to AMX Control Systems 13 Connecting to an Axcess Control System via AXC 232 AXB EM232 or Axcent3 PRO 15 Connecting to an Axcess Master Controller via the RS232 422 485 DB 9 Port 16 C...

Страница 4: ...ules 37 Choosing a mounting location 37 Single Support Module Installation 37 Multiple Support Module Installation 39 Setting the Support Module DIP Switches 40 DIP switches 1 and 2 Address 1 4 40 Dip...

Страница 5: ...roll Set up buttons 63 Mode button 63 Adjust buttons 64 Fan button 64 Enter button 64 Main display 64 Operating The Thermostat 65 Selecting the Mode 65 Setting temperatures 66 Fan operation 66 Backlig...

Страница 6: ...iv ViewStat Communicating Thermostat Table of Contents...

Страница 7: ...r help with additional specific control wiring scenarios The ViewStat is designed to work with VST TTM Temperature and VST TRH Temperature and Humidity support modules and remote sensors If there are...

Страница 8: ...d Temporary Messages Permanent Messages are those that scroll continually during thermostat operation Temporary flashing Messages are intended to catch your eye and must be reset to be removed from th...

Страница 9: ...tat Specifications Cont Circuit Board Components Communication and HVAC Equipment connectors Terminals with captive wire connectors that connects the Thermostat HVAC equipment control system remote se...

Страница 10: ...63 mm x 89 mm x 22 mm Max relative humidity 90 non condensing Temperature Accuracy Comfort Range 60 F 80 F 1 F Control Range 40 F 100 F 2 F Operating Range 40 F 185 F 3 F Maximum Display Range 40 F 18...

Страница 11: ...e Furnace AC 5 FIG 18 on page 29 Two Stage Furnace Two Stage AC 7 FIG 19 on page 30 Roof Top Unit Two Stage Heat Two Stage Cool 7 FIG 20 on page 31 Boiler with AC Two Transformers 5 FIG 21 on page 32...

Страница 12: ...Product Information 6 ViewStat Communicating Thermostat...

Страница 13: ...72 cm from any outside wall Approximately 5 feet 1 52 m above the floor Check with local building codes for height requirements in commercial applications DO NOT locate the thermostat Behind doors in...

Страница 14: ...the Base No tools are required to disassemble the thermostat just use your hands to pull the front panel off of the base FIG 2 While holding the base of the thermostat apply pressure to the base of t...

Страница 15: ...uired line up pins on circuit board with the corresponding terminal blocks Use your hands to push the front panel securely to the mounted base FIG 4 Setting the DIP Switch DIP Switch Settings Applicat...

Страница 16: ...ceplate from the base of the ViewStat 2 Pull the stripped tinned wires through the cutout in the center of the base FIG 5 3 Connect the communications wiring a Blue to B b Orange to B c Red White to A...

Страница 17: ...RS422 interface to the control system and eight RS422 interfaces for the thermostats Since the VST DIST provides an RS422 interface to the control system a MiniVerter VST MVRT is not required for com...

Страница 18: ...ches A Allows Transmit Communications B Allows Received Communications PWR Turns power to thermostat on off LEDs light when communications are transmitted A or received B ADDRESS ADDRESS ADDRESS ADDRE...

Страница 19: ...s 4 Seal wire entry using caulk drywall putty or insulation Connecting the ViewStat to AMX Control Systems When a Mini Verter is used the Viewstat has a single RJ 45 jack on the rear panel and uses IC...

Страница 20: ...Brown Receive 8 Brown Receive NetLinx RJ 45 Pinout Information EIA TIA 568 B Pin Wire Color Polarity Function 1 Orange White Transmit 2 Orange Transmit 3 Green White Mic 4 Blue Ground 5 White Blue 12...

Страница 21: ...e pinout information below FIG 8 shows the wiring configuration for Axcess systems Axcess System Card Edge Pinouts Pin Signal Function 1 GND Ground RS 232 2 RX Receive data RS 232 3 TX Transmit data R...

Страница 22: ...sing the DB 9 PROGRAM port DB 9 Pinouts Wiring and Baud Configurations Pin Signal Function RS 232 RS 422 RS 485 1 RX Receive data X X strap to pin 9 2 RXD Receive data X 3 TXD Transmit data X 4 TX Tra...

Страница 23: ...the DB 9 PROGRAM port DB 9 Pinouts Wiring and Baud Configurations Pin Signal Function RS 232 RS 422 RS 485 1 RX Receive data X X strap to pin 9 2 RXD Receive data X 3 TXD Transmit data X 4 TX Transmi...

Страница 24: ...2 RXD1 Receive data X 3 TXD1 Transmit data X 4 CTS1 Clear to send X 5 RTS1 Request to send X 6 TX1 Transmit data X X strap to pin 8 7 TX1 Transmit data X X strap to pin 9 8 RX1 Receive data X X strap...

Страница 25: ...e white wire for transmit will result in increased crosswalk and may result in bus failure or noise on the intercom Installing the Cat5 Suppression Ferrite Before connecting the ICSNet cable install t...

Страница 26: ...nd MCU is 1 000 ft 304 8 m To connect multiple ViewStats to a Landmark system use a Landmark Hub PLH RPT to add additional PhastLink ports to the system connect the RJ 45 jack on the ViewStat to an av...

Страница 27: ...f Top Unit Two Stage Heat Two Stage Cool Refer to FIG 20 on page 31 Boiler with AC Two Transformers Refer to FIG 21 on page 32 Single Stage Heat Pump Refer to FIG 22 on page 33 Two Stage Heat Pump Ref...

Страница 28: ...ding where possible a FIG 14 shows a typical heat cool wiring schematic Communication and Equipment Terminal Wiring Definitions Cont Equipment Terminal Cont DEH Y1 1st stage Cooling non heat pump or 1...

Страница 29: ...Y1 W2 Y2 1ST STAGE COOL 2ND STAGE COOL L1 L2 120 VAC 24 VAC 1ST STG COOL 2ND STG COOL MULTI STAGE A C Y1 C Y2 CAUTION ENSURE HVAC SYSTEM POWER IS OFF BEFORE WIRING USE 18 20 GA THERMOSTAT CABLE NUMBE...

Страница 30: ...OR INTERNAL SCHEMATIC THERMOSTAT CHECK OUT PROCEDURES AND OTHER HVAC WIRING DETAILS FAN RELAY 2ND STAGE AUX HEAT 1ST STAGE AUX HEAT R INDOOR BLOWER HEAT UNIT C G W1 W2 L1 L2 120 VAC 24 VAC Y1 O B W1 L...

Страница 31: ...e thermostat is first turned on all of the graphics of the main LCD are momentarily displayed this will look like FIG 16 Check Out Procedure Use the Check Out procedure below to determine if the therm...

Страница 32: ...nal HVAC Set Up Features There are a number of HVAC features that can be configured for the particular application These include temperature control options display options and high low balance points...

Страница 33: ...of sub menu s that allow you to customize the ViewStat in various ways The Set Up and Configuration section on page 45 outlines the set up features The following steps will guide you only through Comm...

Страница 34: ...will be equal to the total number of thermostats on the network unless one or more addresses are skipped see step 5 8 Press Enter to set the baud rate The ViewStat must be set for 9600 baud to commun...

Страница 35: ...tallation and Wiring 29 ViewStat Communicating Thermostat Wiring Diagrams Single stage furnace and AC configuration FIG 18 Single stage furnace and AC configuration ViewStat from MiniVerter Black comm...

Страница 36: ...o stage furnace and two stage AC configuration FIG 19 Two stage furnace and two stage AC configuration ViewStat from MiniVerter Black common Red power IMPORTANT The B terminal is for reversing valve h...

Страница 37: ...wo stage heat and two stage cool configuration FIG 20 Roof top unit two stage heat and two stage cool configuration ViewStat from MiniVerter Black common Red power IMPORTANT The B terminal is for reve...

Страница 38: ...Boiler with AC two transformers configuration FIG 21 Boiler with AC two transformers configuration ViewStat from MiniVerter Black common Red power IMPORTANT The B terminal is for reversing valve heat...

Страница 39: ...hermostat Single stage heat pump configuration FIG 22 Single stage heat pump configuration ViewStat from MiniVerter Black common Red power IMPORTANT The B terminal is for reversing valve heat DO NOT c...

Страница 40: ...g Thermostat Two stage heat pump configuration FIG 23 Two stage heat pump configuration ViewStat from MiniVerter Black common Red power IMPORTANT The B terminal is for reversing valve heat DO NOT conn...

Страница 41: ...age furnace one stage of cooling configuration FIG 24 First stage radiant floor heat second stage furnace one stage of cooling configuration ViewStat from MiniVerter Black common Red power IMPORTANT T...

Страница 42: ...ViewStat Installation and Wiring 36 ViewStat Communicating Thermostat...

Страница 43: ...odules Choosing a mounting location In choosing a mounting location for the support module s locate an interior wall surface in an area free from drafts The maximum distance from the thermostat is 100...

Страница 44: ...tch holds the board properly 7 Strip inch of insulation from the four wires at the support module Install the wires in the terminals labeled RSR RSC RSB and RSA One twisted pair of wires should be use...

Страница 45: ...IP switches as described in the following Setting the Support Module DIP Switches section 4 Replace the thermostat on the sub base Check for proper operation of each sensor DIP switches must be set pr...

Страница 46: ...ule must have its own address 1 4 DIP switch 3 Temperature Sensor 1 Each support module has two sensors Sensor 1 and Sensor 2 Determine whether you want the Sensor 1 input to monitor or control temper...

Страница 47: ...o indicate humidity Up to 4 support modules can be daisy chained together All humidity sensors that are set to Control mode will be averaged and the average humidity will be displayed on the thermosta...

Страница 48: ...y setting the DIP switch 3 to the off position and the support module address to number 1 The high and low balance points are set at the thermostat Humidity Control VST TRH only In order to set your t...

Страница 49: ...ge the thermostat and transformer or blow a fuse in the equipment Also verify that all support modules have a unique address Thermostat displays very high temperature or humidity Ensure that DIP switc...

Страница 50: ...Support Module Installation and Wiring 44 ViewStat Communicating Thermostat...

Страница 51: ...in Menu items by pressing the Enter button will enter a corresponding Sub Menu The Scroll Up and Scroll Down buttons are used to move between menu items or change adjustable values The Enter button is...

Страница 52: ...lly or completely disables the buttons of the thermostat For example the MODE and FAN status can be set and then locked so the buttons will not allow those settings to be changed Additionally this can...

Страница 53: ...sword More Security Set Up More Remove Password Next ConfirmCode change accept EXIT Back Enter Lockout Code after 4th digit entered after 4th digit entered The master key password is 7777 FIG 36 Maste...

Страница 54: ...when the ambient light is below a preset value When only when needed is selected the user can select from two levels of ambient light Finally it can be disabled Temperature Control Options OFFSET All...

Страница 55: ...scroll through three messages showing the status of the mode fan and equipment output A fourth date and time can also be displayed in the scroll list FIG 37 Backlighting set up Balance Point Options...

Страница 56: ...ay will by default scroll three messages showing the status of the mode fan and equipment outputs A fourth date and time can also be displayed in the scroll list FIG 38 Display set up Show Temp Setpts...

Страница 57: ...rter devices have the same device number and are on the bus at the same time an initialization problem can occur where all devices obtain the same new device identification number This is different fr...

Страница 58: ...hat doesn t display the temperature in the main window When acting as a humidity sensor the temperature can be retrieved through the control interface only The remote temperature is displayed in minor...

Страница 59: ...an keep the temperature within these points at all times by setting the setpoint values For example to maintain a temperature of 68 72 degrees the heat setpoint would be set to 68 the cool setpoint wo...

Страница 60: ...set point by one percent Decrease dehumidify set point by one percent 10 90 dehumidify set point in percent Example T 6 DEHUMIDIFY 70 T stat DEHUMIDIFY Query for current dehumidify set point Parameter...

Страница 61: ...val Set humidify mode Parameters tstat id of thermostat zone val OFF disable no humidity control HUMID enter humidify mode DEHUM enter dehumidify mode AUTO automatically control humidity based on hum...

Страница 62: ...set point Parameter tstat id of thermostat zone Example T 1 HUMIDIFY T tstat HUM Query for current inside humidity Parameter tstat id of thermostat zone Example T 14 HUM T tstat ID Get thermostat iden...

Страница 63: ...stat control heat and cool based on set points T toggle HVAC mode Example T 6 MODE AUTO T stat MODE Query for current HVAC mode Parameter tstat id of thermostat zone Example T 1 MODE T tstat MSG text...

Страница 64: ...tat id of thermostat zone line 1 4 message number to be set val string of text Example T 8 MSG 1 Hello World T tstat TXT line Read text to be displayed on thermostat Parameters tstat id of thermostat...

Страница 65: ...point F Example T 1 COOL 76 T stat DATE val Reports thermostat date Parameter val MMDDYY 062102 June 21 2002 T tstat DEHUMIDIFY val Reports current dehumidify set point Parameters tstat id of thermost...

Страница 66: ...id of thermostat zone val ON thermostat in hold mode OFF thermostat no in hold mode Example T 2 HOLD ON T tstat HUM val Reports current inside humidity Parameters tstat id of thermostat zone val 0 10...

Страница 67: ...ity level Example T 8 OUTHUM 68 T tstat OUTTEMP val Reports current outside temperature Parameters tstat id of thermostat zone val current outside temperature Example T 2 OUTTEMP 84 T stat PMES num va...

Страница 68: ...eedback Cont String Description SCALE val Reports current temperature scale Parameter val C Celsius F Fahrenheit default Example SCALE F USEDEBUG val Displays debug state Parameter data 1 enabled 0 di...

Страница 69: ...d must be reset to be removed from the display Thermostats are shipped with default permanent status messages i e mode status fan status equipment status Scroll Set up buttons The Scroll Set Up button...

Страница 70: ...ns have been locked out and the thermostat settings can not be changed at the thermostat ROOM TEMPERATURE Shows the current room temperature The temperature can be displayed in F or C This would show...

Страница 71: ...ble describes each of the modes FIG 42 Mode messages OFF Select the OFF mode to prevent the heating and cooling equipment from operating COOL COOL appears on the display and only the cooling equipment...

Страница 72: ...r continually FAN ON or only during Heating and Cooling calls Press the Fan button to toggle between these two options FAN ON is recommended for media electronic air cleaners ventilating equipment and...

Страница 73: ...to the previous settings The thermostat is equipped with a continuous memory feature which does not require a battery Cleaning the Thermostat If the surface of the thermostat becomes dirty it can be c...

Страница 74: ...Operating the Thermostat 68 ViewStat Communicating Thermostat...

Страница 75: ...Operating the Thermostat 69 ViewStat Communicating Thermostat...

Страница 76: ...BELGIUM BRAZIL CANADA CHINA ENGLAND FRANCE GERMANY GREECE HONG KONG INDIA INDONESIA ITALY JAPAN LEBANON MALAYSIA MEXICO NETHERLANDS NEW ZEALAND PHILIPPINES PORTUGAL RUSSIA SINGAPORE SPAIN SWITZERLAND...

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