TCS UbiquiSTAT Product Manual Download Page 9 | Manualshive

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2800 Laura Lane Madison, WI 53562 | 800.288.9383 Fax: 608.836.9044 | www.tcsbasys.com

9

WIRING

DIAGRAM (US4020)

1

3

5

2

4

For communication wiring, use

3-conductor, twisted/shielded 22 AWG.

24 VAC transformer. See powering

instructions.

Control signals may be up to nominal 28

VAC from equipment transformer.

Dry contact. Must not be powered.

For sensor input wiring, use 2-conductor,

twisted/shielded 18 AWG.

Figure 1c

US4020

Unused terminal on this model.

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Summary of Contents for UbiquiSTAT

Page 1: ...is series of thermostats can be configured for a variety of conventional heat pump and modulating control applications UbiquiSTAT TM BACnet is a registered trademark of ASHRAE Commercial BACnet Thermo...

Page 2: ...3 6 Analog Outputs AO 13 3 7 On Screen Quick Start Wizard 13 4 User Interface 14 4 1 Home Screen 14 4 2 Status Screens 15 4 3 Service Status 18 4 4 About Screen 18 4 5 Settings 19 5 Advanced Feature S...

Page 3: ...l settings DM BR B Powerful touchscreen user interface Internal BACnet explorer Quick start wizard System test screen for rapid commissioning Highly detailed status reporting and diagnostics Service s...

Page 4: ...2 2 2 2 2 2 2 2 2 Heat pump control compressors aux heat Emergency heat Cold climate automatic auxiliary heat switch over w compressor lockout 1 1 2 2 2 2 2 2 Analog Inputs CO control Dehumidificatio...

Page 5: ...perature measurement accuracy avoid areas exposed to direct sunlight unusual heat or cool sources open doors and windows unventilated locations and hot or cold air from diffusers If using a remote roo...

Page 6: ...ing inputs AI1 AI2 configurable as 0 20mA or 4 20mA for connecting remote sensors These inputs can be used for any current based sensors such as CO and humidity Use 18 AWG shielded twisted pair wire g...

Page 7: ...2800 Laura Lane Madison WI 53562 800 288 9383 Fax 608 836 9044 www tcsbasys com 7 US4050 WIRING DIAGRAM US4050 Figure 1a...

Page 8: ...owered GND terminal is used for self powered 4 20mA inputs and outputs For sensor input wiring use 2 conductor twisted shielded 18 AWG 4 20mA transmitter sensor input wiring 18 AWG twisted shielded pa...

Page 9: ...mmunication wiring use 3 conductor twisted shielded 22 AWG 24 VAC transformer See powering instructions Control signals may be up to nominal 28 VAC from equipment transformer Dry contact Must not be p...

Page 10: ...may be up to nominal 28 VAC from equipment transformer Dry contact Must not be powered GND terminal is used for self powered 4 20mA inputs and outputs For sensor input wiring use 2 conductor twisted s...

Page 11: ...each sensor equally Single sensor on T1 weight the internal 50 and the external 50 Two sensor temperature averaging kit weight the internal 35 and the external 65 Three sensor temperature averaging k...

Page 12: ...and must be configured using the internal BACnet Explorer Figure 3 Terminals Relays Conventional Heat Pump Normal Heat Pump Low Limit Changeover Heat Pump Emergency Heat W1 Heat 1 Heat 3 Heat 1 Heat 1...

Page 13: ...owing conditions are met Outdoor air is below 55F free cooling available Occupancy mode is occupied Call for cooling is needed Economizer operation requires an outdoor air and discharge or mixed air i...

Page 14: ...tate This indicates the present operation of the controller Touching this symbol displays additional information including the system mode The system states that may be displayed on the home screen in...

Page 15: ...of this feature 9 Service Status Indicator This symbol is visible only when one or more service status is active Touching this symbol navigates to the service status screen where any active service st...

Page 16: ...the space zone being controlled Outside Temperature The temperature of the outside air Discharge Temperature The temperature of the discharge air Mixed Temperature The temperature of the mixed air Hum...

Page 17: ...outside air damper is being modulated closed in order to protect equipment from freezing Analog Inputs Outputs model specific Analog Inputs Two values are shown for each of the analog inputs The valu...

Page 18: ...light is lit whenever any of the BACnet objects are being commanded remotely from the network This occurs for example whenever a sub system is implemented for the network through UbiquityTM The inter...

Page 19: ...only 4 5 1 5 Schedule There are four occupied setpoint pairs A B C D and one unoccupied setpoint pair that may be scheduled Schedules are created using setpoint pairs and start times Each setpoint pa...

Page 20: ...ses and cleaning crew arrives System changes to Occupied B schedule which uses the B heating and cooling setpoints 11 00 PM Monday Cleaning crew leaves System changes to Unoccupied schedule which uses...

Page 21: ...ces such as sensor lead resistance and sensor placement Therefore a field calibration may be required Factory calibration is permanently stored in the thermostat and is not affected by field calibrati...

Page 22: ...the value field will include the text Network Override The following navigation tools allow efficient browsing Screen Index This displays the current object s position relative to the total number of...

Page 23: ...These are only reported by the firmware when an unexpected behavior is detected in the code Please report any faults to TCS tech support 4 5 2 9 Display The display setting screen consist of Temperatu...

Page 24: ...s the RTD inputs report both open circuit and shorted circuit conditions An open circuit means there is likely either no sensor connected a broken wire or the sensor is reporting a value above the ran...

Page 25: ...discharge air exceeds the low limit setpoint b Discharge Limit High The Discharge Air Limit feature is enabled and the discharge air is above the high set point Heating is disabled until discharge ai...

Page 26: ...um Off Time proper ties of the binary output objects corresponding to each of the relays By default minimum on off times are two 2 minutes for all relays except for TC B O and G which are 30 seconds 6...

Page 27: ...bration see section 4 5 2 2 Otherwise use the system test mode screen to verify ohm readings of the temperature sensor see section 4 5 2 10 6 2 5 Thermostat is Overcooling or Underheating Overcooling...

Page 28: ...can be used to vary the analog outputs to test for proper operation of actuators see section 4 5 2 10 Two conditions must be met before the economizer analog output is allowed to modulate First there...

Page 29: ...Input BO Binary Output BV Binary Value CAL Calendar CSV Character String Value FILE File MSV Multi State Value PIV Positive Integer Value SCHED Schedule PV Access Describes the read write access permi...

Page 30: ...c C 5 Occ D MSV 41 Active Setpoint Pair Active Setpoint Pair R RAM Basic 496 19 1 States 1 Unoccupied 2 Occupied A 3 Occupied B 4 Occupied C 5 Occupied D AV 71 Active Cool Setpoint Currently active co...

Page 31: ...Setpoint Adjust Timeout 60 min R W NVM Basic 496 48 1 Range 1 to 120 min AV 90 User Setpoint Adjust User Setpoint Adjust R W RAM Basic 496 2 1 Range 20 to 20 Deg F PIV 93 User Setpoint Adjust Timer Us...

Page 32: ...c 496 5 1 States 1 Enabled 0 Disabled AV 981 Cool Stage 4 Offset Cool Stage 4 Offset 3 Deg F R W NVM Basic 496 2 1 Range 0 to 50 Deg F AV 982 Cool Stage 4 Differential Cool Stage 4 Differential 1 Deg...

Page 33: ...Stage Enable Delay Delay before next stage is allowed to become active 120 sec R W NVM Basic 496 48 1 Range 0 to 3600 sec BV 930 Heat Stage 4 Enable Heat Stage 4 Enable 1 Enabled R W NVM Basic 496 5 1...

Page 34: ...rrent adjustment applied to cooling by Smart Recovery R RAM Basic 496 2 1 Range 0 to 200 Deg F AV 823 Smart Recovery Heat Delta Current adjustment applied to heating by Smart Recovery R RAM Basic 496...

Page 35: ...d proving Write to inactive to reset fan proving R W RAM Basic 496 5 1 States 1 Failed 0 Ok PIV 1112 Fan Proving Delay Delay after fan is activated before proving is performed 30 sec R W NVM Basic 496...

Page 36: ...tem Off 2 Disabled 3 Idle 4 Heating 5 Cooling 6 Heating Lockout 7 Cooling Lockout MSV 700 Occupancy State Occupancy State R W RAM Commandable 496 19 2 States 1 Unoccupied 2 Occupied MSV 701 Occupancy...

Page 37: ...user calibration R RAM RTD Input 496 0 2 Range 40 to 160 Deg F AV 111 T1 RTD User Calibration T1 RTD User Calibration 0 Deg F R W NVM Basic 496 2 1 Range 20 to 20 Deg F AI 102 T2 RTD Input T2 termina...

Page 38: ...ce Temperature Source 1 Internal Temperature R W NVM Basic 496 19 1 States 1 Internal Temperature 2 T1 3 T1 Internal Temp Averaging AV 129 Space Temperature Averaging Weight Weight given to the Intern...

Page 39: ...RH BI 251 DI1 Digital Input 1 R RAM Digital Input 496 3 1 States 1 On 0 Off MSV 261 DI1 Mode Digital Input 1 Mode 1 Monitor R W NVM Basic 496 19 1 States 1 Monitor 2 Filter Service 3 Service 4 Fan Pro...

Page 40: ...O 301 W1 Heat 1 Auxiliary Heat 1 relay R W RAM Relay 496 4 1 States 1 On 0 Off BO 302 W2 Heat 2 Auxiliary Heat 2 relay R W RAM Relay 496 4 1 States 1 On 0 Off BO 303 Y1 Cool 1 Compressor 1 relay R W R...

Page 41: ...SV 220 AO1 Action Analog Output 1 action 1 Direct R W NVM Basic 496 19 1 States 1 Direct 2 Reverse MSV 230 AO1 Range Analog Output 1 range 1 4 20 mA R W NVM Basic 496 19 1 States 1 4 20 mA 2 0 20 mA A...

Page 42: ...es 1 Heat 2 Cool 3 Aquastat AV 1411 AO2 H C A Min Position Analog Output 2 Heat Cool Aquastat minimum position 0 00 R W NVM Basic 496 2 1 Range 0 to 100 AV 1421 AO2 H C A Max Position Analog Output 2...

Page 43: ...le 0 Disabled R W NVM Basic 496 5 1 States 1 Enabled 0 Disabled AV 1606 Heat Discharge Reset Ratio Heat Discharge Reset Ratio R W NVM Basic 496 2 1 Range 0 to 10 AV 1608 Heat Discharge Reset Base Setp...

Page 44: ...1 Range 40 to 160 Deg F AV 1625 Cool Discharge Tempering Prop Band Proportional band used by cool discharge tempering 10 Deg F R W NVM Basic 496 2 1 Range 0 to 50 Deg F AV 1627 Cool Discharge Temperi...

Page 45: ...Cooling Available Indicates economizer can provide cooling R RAM Basic 496 5 1 States 1 True 0 False BV 1519 Economizer Enabled Indicates economizer is currently providing cooling R RAM Basic 496 5 1...

Page 46: ...per Position 25 00 R W NVM Basic 496 2 1 Range 0 to 100 PIV 1553 Pre occ Purge Duration Duration prior to occupied occupancy state when feature is active 60 min R W NVM Basic 496 48 1 Range 0 to 240 m...

Page 47: ...mp only 0 Disabled R W NVM Basic 496 5 1 States 1 Enabled 0 Disabled AV 1151 Low Limit Changeover Setpoint Compressors are disabled below this outdoor air setpoint heat pump only 20 Deg F R W NVM Basi...

Page 48: ...01 Command Override Timeout Commands at priority 10 are automatically relinquished after this time 600 sec R W NVM Basic 496 48 1 Range 0 to 604800 sec BV 802 Daylight Saving Time Enable Daylight Savi...

Page 49: ...y Units F C Temperature units on local display 1 Fahrenheit R W NVM Basic 496 19 1 States 1 Fahrenheit 2 Celsius MSV 504 Display Brightness Backlight brightness on local display 3 High R W NVM Basic 4...

Page 50: ...2800 Laura Lane Madison WI 53562 800 288 9383 Fax 608 836 9044 www tcsbasys com 50 APPENDIX B UbiquiSTAT Wall Mount Template View from front with top cover removed UbiquiSTAT Wall Mount Template...

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