Johnson Controls TEC20x6-4 Series Installation Instructions Manual

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TEC20x6(H)-4 and TEC20x6H-4+PIR Series Wireless Thermostat
Controllers with Dehumidification Capability, Fan Control, and
Occupancy Sensing Capability

Installation Instructions

Applications
The TEC Series Wireless Thermostat Controller
System provides wireless networked control of
Heating, Ventilating, and Air Conditioning (HVAC)
equipment on a Building Automation System (BAS)
that enables remote monitoring and programming. This
TEC Series System integrates into a supervisory
controller that uses BACnet® Internet Protocol (IP) or
BACnet Master-Slave/Token-Passing (MS/TP)
communications.
TEC20 Coordinators allow the supervisory controller to
communicate with multiple TEC Wireless Thermostat
Controllers. TEC20x6(H)-4 and TEC20x6H-4+PIR
Series Wireless Thermostat Controllers control two- or
four-pipe fan coils, cabinet unit heaters, or other
equipment using on/off, floating, or proportional
0 to 10 VDC control input, three speeds of fan control,
and dehumidification capability.
The TEC20x6H-4+PIR Series Thermostat Controllers
have occupancy sensing capability built into the device.
These devices maximize up to 30% energy savings in
high-energy usage light commercial buildings, such as
schools and hotels, during occupied times by using
additional standby setpoints. See the Occupancy
Sensor Operation – TEC20x6H-4+PIR Series
Thermostat Controllers section for more information.
The wireless mesh network uses ZigBee™ technology
to enable remote monitoring and programming and to
enhance reliability by providing redundant transmission
paths through other TEC Wireless Thermostat
Controllers, creating a resilient, self-healing mesh
network.
TEC20x6(H)-4 and TEC20x6H-4+PIR Series Wireless Thermostat Controllers with
Dehumidification Capability, Fan Control, and Occupancy Sensing Capability
Part No. 24-9890-1095, Rev. B
IMPORTANT: The TEC20x6(H)-4 and
TEC20x6H-4+PIR Series Wireless Thermostat
Controllers are intended to provide an input to
equipment under normal operating conditions.
Where failure or malfunction of the thermostat
controller could lead to personal injury or property
damage to the controlled equipment or other
property, additional precautions must be designed
into the control system. Incorporate and maintain
other devices, such as supervisory or alarm systems
or safety or limit controls, intended to warn of or
protect against failure or malfunction of the
thermostat controller.
North American Emissions Compliance
United States
This equipment has been tested and found to
comply with the limits for a Class A digital device
pursuant to Part 15 of the FCC Rules. These limits
are designed to provide reasonable protection
against harmful interference when this equipment is
operated in a commercial environment. This
equipment generates, uses, and can radiate radio
frequency energy and, if not installed and used in
accordance with the instruction manual, may cause
harmful interference to radio communications.
Operation of this equipment in a residential area is
likely to cause harmful interference, in which case
the user will be required to correct the interference
at his/her own expense.
RF Transmitters: Compliance Statement (Part 15.19)
This device complies with Part 15 of the FCC Rules.
Operation is subject to the following two conditions:
1.
This device may not cause harmful interference, and
2.
This device must accept any interference received,
including interference that may cause undesired
operation.
Warning (Part 15.21)
Changes or modifications not expressly approved by
the party responsible for compliance could void the
user's authority to operate the equipment
Issued July 13, 2010
Supersedes May 17, 2010
.
1

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Summary of Contents for Johnson Controls TEC20x6-4 Series

  • Page 1: Installation Instructions

    TEC20x6(H)-4 and TEC20x6H-4+PIR Series Wireless Thermostat Controllers with Dehumidification Capability, Fan Control, and Part No. 24-9890-1095, Rev. B Occupancy Sensing Capability Issued July 13, 2010 Supersedes May 17, 2010 Installation Instructions Applications IMPORTANT: The TEC20x6(H)-4 and The TEC Series Wireless Thermostat Controller TEC20x6H-4+PIR Series Wireless Thermostat System provides wireless networked control of Controllers are intended to provide an input to...
  • Page 2: Installation

    Canada For detailed information on locating devices for optimum signal strength, refer to the Wireless Metasys This Class (A) digital apparatus meets all the System Location Guide (LIT-12011294). requirements of the Canadian Interference-Causing Installing the Thermostat Controller Equipment Regulations. Follow these steps to install the thermostat controller: Cet appareil numérique de la Classe (A) respecte toutes les exigences du Règlement sur le matériel 1.
  • Page 3 3. Carefully pull the locking tabs on the right side of the mounting base and unlock the PCB. Open the PCB to the left as illustrated in Figure 2. Locking Tabs Figure 3: Securing the Mounting Base to the Wall 8.
  • Page 4 Wiring To wire the thermostat controller: 1. Strip the ends of each wire 6 mm (1/4 in.) and CAUTION: Risk of Electric Shock. connect them to the appropriate screw terminals as Disconnect the power supply before indicated in Figure 5. making electrical connections to avoid electric shock.
  • Page 5 See Figure 5, Figure 6, Figure 7, and Table 2 for information on wiring the thermostat controllers. Five-Pole Three-Pole Left Top Connector Right Top Connector 24 V~ 24 V~ Eight-Pole Bottom Connector BO4/ BO1/ Scom Figure 5: TEC20x6(H)-4 and TEC20x6H-4+PIR Series Thermostat Controller Terminals Separate 24 VAC Power Source for Auxiliary Output...
  • Page 6 Same 24 VAC Power and Fan Power Source for Auxiliary Output Aux Contact (24 VAC Maximum) (Isolated Common) • Reheat 24 V~ 24 V~ • Lighting • On/Off Actuation • Exhaust Fan Voltage-Free Contact Remote Inputs • Door • Remote Scom Override •...
  • Page 7: Sample Applications

    Sample Applications Figure 8 through Figure 11 show sample applications for these thermostat controllers. 24 V~ 24 V~ 24 V~ 24 V~ N.C. Cooling Valve N.O. Heating Valve Four-Pipe Applications Two-Pipe Applications Figure 8: Wiring TEC2016(H)-4 and TEC2016H-4+PIR Thermostat Controllers for On/Off Control 24 V~ 24 V~ 24 V~...
  • Page 8: Setup And Adjustments

    24 V~ 24 V~ 24 V~ 24 V~ Cooling Valve Heating Heating/Cooling Valve Valve Four-Pipe Applications Two-Pipe Applications Figure 11: Wiring TEC2046(H)-4, TEC2046H-4+PIR, TEC2056(H)-4, and TEC2056H-4+PIR Thermostat Controllers for Proportional Control Setup and Adjustments PIR motion detector saves energy using standby setpoints.
  • Page 9: Light-Emitting Diodes (Leds)

    Light-Emitting Diodes (LEDs) Status Display Menu Three LEDs are included to indicate the fan status, call The Status Display Menu displays during normal for heat, or call for cooling: operation. This menu scrolls through several parameters: • The fan LED is on when the fan is on.
  • Page 10: Occupancy Sensor Operation - Tec20X6H-4+Pir Series Thermostat Controllers

    If the thermostat is in Cooling demand: PIR Diagnostic LEDs The diagnostic LEDs inside the PIR lens brighten when • the chilled water valve opens to 100% movement is detected within the first 30 minutes after • the thermostat stages Heating to maintain the room powerup.
  • Page 11: Configuring The Thermostat Controller

    Unocc Heat St-By Heat Occ Heat Occ Cool St-By Cool = 65°F = 69°F = 72°F = 75°F = 78°F Room Temperature Figure 13: Increasing Room Temperature Setpoints Occupied Stand-By Stand-By = 2 Hours = 2 Hrs Stand-By Unoccupied Time Unoccupied Time = 6 Hours = 6 Hours...
  • Page 12: Configuring Inputs Bi1, Bi2, And Ui3

    Note: Pressing the FAN key during configuration The UI3 input provides changeover of hot/cold water restarts the list of displayed parameters at the first switching or supply air temperature monitoring at the parameter listed in Table 6. thermostat controller. When the thermostat controller is in the Installer Each input can be configured to the Selection Options Configuration Menu and left unattended for included in Table 6.
  • Page 13 Table 5: Selection Options for Sequence of Operation in Four-Pipe Applications Selection Control Terminal Numbers Used (See Table 2 and Figure 5.) Option Curve On/Off Control Floating Control Proportional 0 to 10 VDC Control (0): Cooling Only See Figure 16. 10: N.O.
  • Page 14 Cooling Setpoint Reheat Device Opened On/Off, Floating, 100% or Proportional Device Closed Output Temperature Increase (Increments of 1F°/0.5C°) On/Off, Floating, or Proportional Figure 16: Cooling Only Output Heating Setpoint Temperature Increase Device Opened (Increments of 1F°/0.5C°) Figure 19: Heating with Reheat On/Off, Floating, or Proportional Device Closed...
  • Page 15: Configuring Automatic Fan Speed

    On/Off, Floating, Heating Output or Proportional Cooling Output Outputs Heating Setpoint Cooling Setpoint Deadband Reheat Device Output Opened Device Opened Device Device Closed Closed Temperature Increase (Increments of 1F°/0.5C°) Figure 21: Heating/Cooling with Reheat, Four-Pipe Applications Configuring Automatic Fan Speed When selection option (2): Low-Med-High-Auto is chosen in the Fan Menu parameter, the fan operates Use the Fan Menu parameter in the Installer...
  • Page 16: Configuring The Wireless Mesh Network Settings

    Configuring the Wireless Mesh Network Note: A central network command can globally lock out dehumidification operation to all thermostat Settings controllers. Use the following process to configure the wireless mesh network. If the room temperature resides in the deadband between the Heating and Cooling setpoint: 1.
  • Page 17 Table 6: Installer Configuration Menu (Part 2 of 8) Parameter Description and Default Selection Options Appearing on Display Channel Sets the mesh network channel the Range: 11 to 26 device uses for communication. Note: Setting this parameter to 10 disables the function. Only devices using the same mesh network channel can communicate with each other.
  • Page 18 Table 6: Installer Configuration Menu (Part 3 of 8) Parameter Description and Default Selection Options Appearing on Display Configuration of Universal Input 3. (None): No function is associated with an input. Default: None (COC/NH): Changeover Contact/Normally Heat: A dry contact input is used to signal seasonal hot/cold water changeover.
  • Page 19 Table 6: Installer Configuration Menu (Part 4 of 8) Parameter Description and Default Selection Options Appearing on Display Pipe No Selectable number of pipes in the (2.0 Pipes): Limits the number of sequences of operation available system. from 0 to 3, and enables heat/cool operation from the same output. Default: 4.0 Pipes (4.0 Pipes): Allows access to all sequences of operation from 0 to 5, and enables heat/cool operation from different outputs.
  • Page 20 Table 6: Installer Configuration Menu (Part 5 of 8) Parameter Description and Default Selection Options Appearing on Display Sets the maximum dehumidification Range: 20.0 to 100.0% DehuCool cooling output (TEC2036[H]-2, and Note: This parameter can be used to balance smaller reheat loads TEC2056[H]-2 models).
  • Page 21 Table 6: Installer Configuration Menu (Part 6 of 8) Parameter Description and Default Selection Options Appearing on Display Pband Proportional Band used by the PI Value F Scale Pband/C Scale Pband temperature control loop of the 3.0F°/1.7C° thermostat. 4.0F°/2.2C° Pband is not converted with C or F scale and is always shown with a 5.0F°/2.8C°...
  • Page 22 Table 6: Installer Configuration Menu (Part 7 of 8) Parameter Description and Default Selection Options Appearing on Display Cal RS Sets the desired room air sensor Range: -5.0F°/-2.5C° to 5.0F°/2.5C° (adjustable in 1.0F°/0.5C° calibration (offset). The offset can increments) be added to or subtracted from the actual displayed room temperature.
  • Page 23: Troubleshooting

    See Table 7 for display messaging. Refer to the All the accessories in Table 8 include mounting TEC20xx-4 and TEC20xx-4+PIR Series Wireless hardware; contact the nearest Johnson Controls Thermostat Controller System Technical Bulletin representative to order any of these parts.
  • Page 24: Technical Specifications

    DIN Rail: Type NS35/7.5 (35 x 7.5 mm) and DIN rail end clips. Length of DIN rail depends on the number of DIN rail mounted options. The TEC-6-PIR Accessory Cover can be used to replace the existing cover on a non-PIR TEC20x6-4 Series Thermostat Controller to provide occupancy sensing capability.
  • Page 25 The performance specifications are nominal and conform to acceptable industry standards. For application at conditions beyond these specifications, consult the local Johnson Controls® office. Johnson Controls, Inc., shall not be liable for damages resulting from misapplication or misuse of its products.

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Tec20x6h-4+pir seriesTec20x6h-4 series

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