Trane Air-Fi WCS-SB Installation, Operation And Maintenance Manual
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Trane Air-Fi WCS-SB Installation, Operation And Maintenance Manual

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Installation, Operation, and Maintenance
Air-Fi® Wireless System
Only qualified personnel should install and service the equipment. The installation, starting up, and servicing of heating, ventilating, and air-conditioning equipment
can be hazardous and requires specific knowledge and training. Improperly installed, adjusted or altered equipment by an unqualified person could result in death or
serious injury. When working on the equipment, observe all precautions in the literature and on the tags, stickers, and labels that are attached to the equipment.
July 2022
SAFETY WARNING
BAS-SVX40K-EN

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Summary of Contents for Trane Air-Fi WCS-SB

  • Page 1 Installation, Operation, and Maintenance Air-Fi® Wireless System SAFETY WARNING Only qualified personnel should install and service the equipment. The installation, starting up, and servicing of heating, ventilating, and air-conditioning equipment can be hazardous and requires specific knowledge and training. Improperly installed, adjusted or altered equipment by an unqualified person could result in death or serious injury.
  • Page 2 Chlorine, Fluorine and Carbon (CFCs) and those containing Hydrogen, Chlorine, Fluorine and Carbon (HCFCs). Not all refrigerants containing these compounds have the same potential impact to the environment. Trane advocates the responsible handling of all refrigerants-including industry replacements for CFCs and HCFCs such as saturated or unsaturated HFCs and HCFCs.
  • Page 3 Non-Trane personnel should always follow local regulations. Copyright This document and the information in it are the property of Trane, and may not be used or reproduced in whole or in part without written permission. Trane reserves the right to revise this publication at any time, and to make changes to its content without obligation to notify any person of such revision or change.
  • Page 4 Introduction • Added Installing Air-Fi Wireless Sensors with BACnet MS/TP or BACnet/IP section in Establishing an Air-Fi® Network chapter. • Added Using Tracer TU with Air-Fi Wireless Sensors and Hardwired BACnet section in Using the Tracer® TU Service Tool with a Wireless Network chapter. BAS-SVX40K-EN...

  • Page 5: Table Of Contents

    Table of Contents Overview ............... 9 Air-Fi®...
  • Page 6 Table of Contents 2% Relative Humidity Sensor Module ......... . . 39 WCS : Points and Referencers .
  • Page 7 Wireless Sensor Setup........... . 88 Default Sensor Values for Trane® Standard Programs ......89 Referencing Individual Sensors .
  • Page 8 Table of Contents How to Connect Air-Fi® Wireless Sensors Directly to SC+ ......100 How to Set-up Air-Fi Network on Tracer Synchrony ......100 How to Configure Air-Fi Sensors Connected Directly to Tracer SC+ without a Unit Controller .

  • Page 9: Overview

    WCI. The WCS provides the same functions as many currently available Trane wired sensors. No further software or hardware is necessary for site evaluation, installation, or maintenance. Space temperature is standard on all models. (A service tool cannot be connected to a Trane wireless sensor.) Six WCS models are available: •...

  • Page 10: Maximum Number Of Air-Fi® Devices And Networks Allowed

    Overview • Tracer® UC600 programmable controller • BCI-I/BCI2-I: BACnet Communications Interface for IntelliPak™ systems Notes: – While BCI-I/BCI2-I is compatible with WCS-SB and WCS-SD sensors, it does not support WCS-SO or WCS-SCO – BCI/BCI2 does not support WCS-SB/R refrigeration and freezer monitoring sensors. •...

  • Page 11: Automatic Network Formation And Sensor Association

    WCS to be manually assigned to a controller. Network Security Air-Fi® Wireless is secured using Advanced Encryption Standard AES-128 (FIPS Pub 197) and HMAC (FIPS Pub 198). The Trane WCI operating as a Trust Center will create a randomly generated 128-bit BAS-SVX40K-EN...

  • Page 12: Air-Fi® Device Part Numbers

    Overview network security key for each ZigBee® network. This network security key is required to decrypt communications from the network. In order to join the secured Air-Fi network, the network must first be "opened" or set to allow devices to join. A device requesting to join the network is given a transport key which must be decrypted by the joining device before it can communicate on the Air-Fi network.
  • Page 13 Overview Table 3. Minimum firmware level required for devices on an Air-Fi network Multiple WCS-SB, or -SD and/ or an RH sensor module Device One or no WCSs WCS-SO/SCO WCS-SB/R (WCS-SH) Tracer SC V3.6.xxx UC210 All versions V2.00.xxx.mod V3.0 V3.0 UC400 V6.00.xxx.mod V8.00.xxx.mod...

  • Page 14: Wci Dimensions

    Overview WCI Dimensions The following figure shows front, side, and bottom views of a WCI with dimensions. Figure 1. Three views of WCI with dimensions BAS-SVX40K-EN...

  • Page 15: Wcs-Sb/Sd Dimensions

    Overview WCS-SB/SD Dimensions The dimensions are the same for all WCS-SB/SD models. The following illustration shows three views of a SD (display model) which contains an LCD display and a keypad. Figure 2. Three views of a WCS with dimensions BAS-SVX40K-EN...

  • Page 16: Wcs-So/Sco2 Dimensions (Wcs-Sb/R Similar)

    Overview WCS-SO/SCO Dimensions (WCS-SB/R Similar) The WCS-SO/SCO and WCS-SB/R dimensions are almost the same as the other WCS models, except for total depth. Figure 3. Three views of an WCS-SO/SCO sensor with dimensions BAS-SVX40K-EN...

  • Page 17: Specifications

    Overview Specifications Table 4. WCI and WCS specifications General Specifications Operating Temperature WCI -40 to 158 degrees ºF (-40 to 70 degrees ºC) WCS-SB, SD, SO, SCO and SB/R internal sensor 32 to 122 ºF (0 to 50 degrees ºC) WCS-SB/R remote sensor -58 to 122 degrees ºF (-50 to 50 degrees ºC) Storage Temperature -40 to 185º...
  • Page 18 Overview Table 4. WCI and WCS specifications (continued) WCS-SO Sensor Specifications Coverage Patterns (See the figure “WCS-SO sensor coverage patterns,” which follows this table.) Sampling Rate Continuous Occupied Timeout Delay (delay before going unoccupied) Average 5–10 minutes after last motion is detected (Not adjustable) Transmit Trigger After 10 minutes without motion or once every 15 minutes.
  • Page 19 Note that sheetrock walls and ceiling tiles offer little restriction to the propagation of the radio signal throughout the building as opposed to concrete or metal barriers. More details information, including wiring schematics, are available at http://www.trane.com.
  • Page 20 Overview Table 6. Wireless sensing specifications Sensor Type Sampling Rate Change of Value Trigger/Delay Heartbeat Temperature 30 seconds 0.2°F Relative Humidity 30 seconds 1% RH Occupied — 5 minutes 50 ppm Unoccupied — 15 minutes Continuous Unoccupied to Occupied: • Transmits change of state within 15 minutes 30 seconds.

  • Page 21: Agency Compliance

    Overview Agency Compliance UL listed: UL 94, 5 VA flammability rating and UL916. Energy Management Equipment FCC CFR47, Sec. 15.247 & subpart E, Digital Modulation Transmission with no SAR (FCC ID: TPF-251701). 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.

  • Page 22: Pre-Installation

    Pre-Installation Designing an Air-Fi® wireless system with robust performance and reliability is relatively easy. However, the design of a wireless network has a direct impact on performance and reliability. For example, performance can be improved by locating the coordinator near the center of the network. Reliability can be enhanced by avoiding wireless signal obstructions.

  • Page 23: Wcs Installation Locations

    Pre-Installation Unit controller For a unit controller installation, the most typical WCI mounting location is on the sheet metal enclosure of the unit controller or HVAC equipment housing. Coordinator location For optimum network performance and reliability, the coordinator WCI should be centrally located within the network.

  • Page 24: Wcs Mounting Surfaces

    Pre-Installation WCS Mounting Surfaces Using the hardware provided, mount the back plate of the sensor to a flat surface such as sheetrock or plaster, or to an electrical junction box. The sensor must be mounted plumb for accurate temperature control and to ensure proper air movement through the sensor. •...

  • Page 25: Wci Installation

    WCI Installation WCI installation includes addressing, mounting, and wiring. Follow the instructions given in the following sections. WCI Addressing This section describes the addressing scheme and procedure for the Air-Fi® Wireless Communications Interface (WCI). WCIs can be ordered either pre-addressed or without addresses. Verify pre-addressed WCI prior to installation.

  • Page 26: Wci Mounting And Wiring

    WCI Installation Table 8. Address settings Function/Purpose Trane BACnet communications 1–8 0–8 Return to default configuration (reset the WCI) GRP 9 is reserved for future use when integrating with other BACnet over Zigbee compliant devices. Do not use. Future use Must match the Air-Fi Wireless network number.
  • Page 27 WCI Installation shown in the following figure. Figure 7. Connecting wiring harness Red = +24 Vdc/ac Black = Blue = LINK + Gray = LINK - 5. Route the wires from the WCI through either: a. The opening in the back plate (part a of the following figure). b.
  • Page 28 If the wiring harness does not provide enough length for a proper mounting location of the WCI, use Trane communication cable as a substitute. Trane “purple wire”, is 2- conductor, 18 AWG stranded, 25pF/ft. cable with braided shielding. The Trane purple cable is required for the communication link, and a separate shielded or unshielded two conductor 18 - 22 AWG cable is required for 24V AC/DC power.
  • Page 29 WCI Installation Figure 9. Wiring the WCI to a Tracer SC WCI wiring Connect both 2-connector screw terminal blocks to either of the IMC terminals on the PM014. Tracer SC PM014 IMC– IMC+ Ground 24 Vdc Figure 10. Wiring multiple coordinator WCIs to a Tracer SC PM014 Tracer SC Figure 11.
  • Page 30 WCI Installation Figure 12. Wiring SC+ WCI coordinators using PM014 Figure 13. Wiring the WCI coordinator to a Tracer SC+ when IMC power budget allows (wiring a WCI to Symbio™ 800 similar) BAS-SVX40K-EN...
  • Page 31 • Exceeding 656 feet (200 meters) will cause the IMC communication signal to degrade. • Use Trane purple communication cable (2 conductor, 18 AWG stranded, 25pF/ft. with braided shield) for the communication link. • Use a separate 2 conductor 18 — 22 AWG stranded, optionally shielded cable for the power.
  • Page 32 WCI Installation Figure 15. Wiring the WCI to a UC210, UC400, UC400–B*, UC600, Symbio™ 210/210e, and Symbio™ 400/500 Gray = LINK - Blue = LINK + Black = Ground Red = 24 Vdc IM C + 24 LINK Controller Note: * For UC400–B use J13. Figure 16.
  • Page 33 WCI Installation Figure 18. Wiring a WCI to odyessy Figure 19. Wiring a WCI to BCI2-R Figure 20. Wiring a WCI to BCI2-I BAS-SVX40K-EN...

  • Page 34: Repeater Applications

    WCI Installation Repeater Applications The following procedures describe how to: • Install a WCI as a repeater. • Change a WCI from device association to repeater. For more information about the use of repeaters with Air-Fi Wireless, see Air-Fi® Network Design Installation, Operation, and Maintenance manual (BAS-SVX55*-EN).

  • Page 35: Wcs-Sb/Sd Installation

    WCS-SB/SD Installation A WCI, in addition to providing wireless communications between controllers, can provide wireless communication to Air-Fi® Wireless Communications Sensors (WCSs). A WCI can receive the signal of a WCS when the WCS has been powered up and addresses have been set up on it. Use the following procedures.
  • Page 36 WCS-SB/SD Installation Figure 23. Removing the sensor cover 2. Press and hold the Address button located on the back of the sensor until two numbers appear at the top of the display, with the left number flashing. At the bottom of the display, the letters g n appear.
  • Page 37 WCS-SB/SD Installation 5. Press the up/down arrow buttons to set the right number to match the corresponding network (NET). 6. Press the right arrow button to proceed to the next address setting. Three numbers appear at the top of the display, with the left number flashing. At the bottom of the display, the letters U C indicate that the three numbers correspond to the three-digit address of the unit controller.
  • Page 38 WCS-SB/SD Installation Figure 26. Setting a unique sensor address 11. Press the up/down arrow button to set a unique sensor address (1 through 6) for the WCS. 12. Addressing is finished. Press the center button to return to the normal display. Note: To verify addressing, press and hold the Address button until the display changes to addressing mode.

  • Page 39: Wcs: Network Joining And Controller Association

    WCS-SB/SD Installation WCS: Network Joining and Controller Association After addresses are set, insure the network is open, press the center button twice. You will see rotating segments on the display while the sensor attempts to join the network and associate to the unit controller.

  • Page 40: Mounting The Sensor Back Plate

    WCS-SB/SD Installation Mounting the Sensor Back Plate To mount the sensor back plate: 1. Hold the back plate against the mounting surface and mark the screw locations. 2. Secure the back plate against the mounting surface using included hardware. The figure shows an example of mounting the back plate of the sensor into sheetrock or plaster. Figure 30.

  • Page 41: Wcs-So/Sco

    WCS–SO/SCO and –SB/R Installation Note: WCS-SO/SCO and SB/R sensors have limited functionality when used with any BCI. See “BCI/ BCI2 Point and Reference Limitations,” p. 91 for more information. A WCI, in addition to providing wireless communications between controllers, can provide wireless communication to Air-Fi®...
  • Page 42 WCS–SO/SCO and –SB/R Installation Figure 32. Removing the sensor cover 2. Starting from any screen, press and hold the ADDR button for three (3) seconds to put the sensor into addressing mode. The GRP icon will illuminate and the corresponding number will flash. Press the UP or DOWN arrows to set the proper Group address number.
  • Page 43 WCS–SO/SCO and –SB/R Installation Notes: • The total number of associated sensors affects the total number of WCIs that can communicate on the network. Refer to “Maximum Number of Air-Fi® Devices and Networks Allowed,” p. • Additional setup is required in Tracer TU for multiple sensor installations. For details, see “Using the Tracer®...

  • Page 44: Wcs-So, -Sco 2 , -Sb/R Network Joining And Controller Association

    WCS–SO/SCO and –SB/R Installation WCS-SO, -SCO , -SB/R Network Joining and Controller Association After addresses are set, insure the network is open, then press the UP arrow once. You will see rotating segments on the display while the sensor attempts to join the network and associate to the controller. If successful you will see signal strength displayed.

  • Page 45: Wiring An External Sensor Probe To Wcs-Sb/R

    WCS–SO/SCO and –SB/R Installation Figure 34. Mounting the sensor backplate into sheetrock or plaster Note: WCS-SO shown. WCS-SCO and -SB/R similar. Important: To comply with FCC and IC regulations, do not mount this sensor within 20cm of any other radio device including other WCS sensors. Wiring an External Sensor Probe to WCS-SB/R An external temperature probe can be used by wiring it into the two position connector at the bottom of the sensor.
  • Page 46 WCS–SO/SCO and –SB/R Installation 2. Insert the stripped wire into the connector until you hear a faint click. Gently pull on the wire as a test to insure the wire is seated properly. 3. To remove the wire from the connector: First, push the wire into the connector slightly, then using a small screwdriver push down on the connector release tab, then pull the wire out of the connector.
  • Page 47 WCS–SO/SCO and –SB/R Installation Important: The maximum wire length for the external sensor should be limited to 100 feet low capacity cable (25pf/ft or less). Note: If you have more than one sensor associated to the same unit controller, by default the temperatures will average.

  • Page 48: Wcs-So, -Sco 2 , -Sb/R Display Sequence

    WCS–SO/SCO and –SB/R Installation WCS-SO, -SCO , -SB/R Display Sequence Note: WCS-SO/SCO sensors do not have set point, timed override, fan mode or system mode. If you need these features you will have to add a WCS-SD display sensor. Use the NEXT and Address (ADDR) buttons to move forward or back through the sensor display sequence.
  • Page 49 WCS–SO/SCO and –SB/R Installation Temperature Use the UP or DOWN arrows to toggle between degrees F and degrees C. Temperature Offset The temperature calibration offset is adjustable in increments of 0.1 degrees F or 0.1 degrees C to a maximum of +/- 3.6 degrees F or +/- 2.0 degrees C. Relative Humidity Displays relative humidity in 0.1% increments.

  • Page 50: Rh Sensor Module Installation

    WCS–SO/SCO and –SB/R Installation Figure 36. Sensor eye turns red when motion is detected This adjustment is necessary for both WCS-SO and WCS-SCO versions. The WCS-SCO version has a built-in occupancy sensor. It is used to reduce the number of CO samplings when the space is unoccupied to conserve battery life.

  • Page 51: Replacing The Sensor Cover

    WCS–SO/SCO and –SB/R Installation Figure 38. Relative humidity sensor module installation Install the RH sensor module in this location on a WCS A WCS with an RH sensor module installed on it displays the RH humidity measurement when you scroll through the display sequence. Note: If using a WCS-SB/R with a humidity sensor module, take note that the humidity reading will come from the location of the mounted sensor, not the external probe location.

  • Page 52: Testing Wcs-To-Wci Signal Strength And Battery Life

    WCS–SO/SCO and –SB/R Installation Possible Cause Explanation/Resolution Sensor drains battery If the error persists and batteries drain prematurely, the sensor may have defective components and current during sleep (E3) need to be replaced. Internal failure (E7) Replace the sensor. Wrong sensor address The configured sensor address does not match the sensor address that is expected by the UC.

  • Page 53: Wcs-Sb/Sd Configuration

    WCS-SB/SD Configuration The configuration of the WCS-SB/SD determines which system features can be accessed and changes can be made by the tenant (for example, changes to cooling/heating mode, setpoint, or fan speed. Verify system and associated unit features before configuring the sensor. The building owner or operator may choose to limit tenant access to certain features.
  • Page 54 WCS-SB/SD Configuration 4. Configure the sensor options in the order shown in the table. • Press to scroll to the next selection (as illustrated). • Press to move to the next menu (as illustrated). Table 10. WCS—SB/SD configuration options Setting Configuration options Temperature •...
  • Page 55 WCS-SB/SD Configuration Table 10. WCS—SB/SD configuration options (continued) Setting Configuration options auto/off auto/off/ auto/off/low auto/high (on) low/high med/high Note: Not all fan options are available for all systems. off/high (on) off/low/high off/low/ no fan options med/high enabled Occupancy (timed override) The reported temperature can be adjusted in increments of 0.1°F or 0.1°C, depending on unit configuration, to a maximum of ±3.6°F (±2°C).

  • Page 56: Example Of A Configured Wcs-Sd Display

    WCS-SB/SD Configuration The example shows a display that has been configured for: • Dual setpoint • Temperature units (Fahrenheit) • Temperature resolution to tenths of a degree • System settings: Emergency Heat, Heat, Cool, Off • Fan settings: Auto or On •...

  • Page 57: Locking Or Unlocking Settings

    WCS-SB/SD Configuration The arrow to the left of the temperature indicates that it is the setpoint. Locking or Unlocking Settings You can lock or unlock the setpoint, system, or fan setting to prevent changes. To lock or unlock a setting: 1.

  • Page 58: Star (*)/Double Star (**) Function

    WCS-SB/SD Configuration Note: If you try to access a feature that is locked, the locked symbol will appear on the display. The locked symbol will flash if you press a keypad button to try change the setting of a locked feature. Star (*)/Double Star (**) Function Star/Double Star function is available on sensor models WCS-SD and WCS-SB if the sensor is configured for single setpoint operation.

  • Page 59: Viewing Unit Controller Operating Status

    WCS-SB/SD Configuration Viewing Unit Controller Operating Status To view unit controller operating data on the WCS-SB/SD display, press the center button twice. This data will appear in addition to the signal test report and battery status (see “Testing WCS Signal Quality and Battery Life,”...

  • Page 60: Establishing An Air-Fi® Network

    Establishing an Air-Fi® Network When all aspects of hardware installation are complete, you are ready to power up the system and establish the wireless network. Before powering up, ensure that all of the procedures described in “WCI Installation,” p. 25 “WCS-SB/SD Installation,”...
  • Page 61 Establishing an Air-Fi® Network Figure 43. Identifying network coordinator on version 3 WCI built 2019 and after NWK, CRD, and OPEN NET on steady Table 11. Description and behavior of the WCI LEDs and buttons LED or Button Description and Behaviors The green NWK LED •...

  • Page 62: Three Ways To Establish An Air-Fi® Network

    Establishing an Air-Fi® Network Table 12. LED identification and interpretation (continued) LED activity Indicates... Flashes for 10 seconds every 2.5 minutes. WCI is not a member of a network. The WCI will join a network when the NWK LED is flashing. If there is an open network nearby with the same rotary settings and the WCI joins the network, the NWK LED turns on solid and then the OPEN LED turns on solid.

  • Page 63: Establishing The Network After Tracer Sc+ Installation

    Establishing an Air-Fi® Network Establishing the Network After Tracer SC+ Installation If a Tracer SC+ is installed prior to establishing the Air-Fi network, the WCI that is installed on a Tracer SC+ automatically becomes the network coordinator after power is applied to the Tracer SC. If multiple WCIs are installed on a Tracer SC+, each WCI forms an independent network for which it is the coordinator.

  • Page 64: Task 2: Installing A Tracer Sc+ After Network Formation

    Establishing an Air-Fi® Network • On each additional WCI as it joins the network. Note: Typically, it takes about 10 minutes for a WCI to join the network. However, the time is dependent on the distance between the WCIs in network as well as the size and type of structures that may exist between them.
  • Page 65 Establishing an Air-Fi® Network For these applications with BACnet MS/TP or BACnet/IP network communication and wireless sensors, a WCI coordinator at the Tracer SC+ is NOT required. Instead, one unit controller WCI is designated as a coordinator – exactly one coordinator for each network. Refer to the instructions below for proper installation.
  • Page 66 Establishing an Air-Fi® Network other value may also be passed for the optional sensor features such as occupancy and CO 14. Remove power from each unit/controller. Connect the network wiring, either BACnet MS/TP or BACnet/IP. Reapply power to each unit/controller. 15.
  • Page 67 Establishing an Air-Fi® Network • When directly connected to Tracer SC+ the ‘Open Network’ button appears to be available under the wireless menu but does not currently work. Instead, connect directly with one of the unit controllers in the network. •...

  • Page 68: Modifying An Air-Fi® Network

    Modifying an Air-Fi® Network This section describes how to modify an established Air-Fi network. Most modifications can be made by using either the Tracer® TU service tool or the WCI. To use Tracer TU, you must establish communication with a wireless network and attach to a wireless device.

  • Page 69: Replacing A Wci On A Network

    Modifying an Air-Fi® Network Replacing a WCI on a Network “Replacing a Failed WCI,” p. Moving a WCI From One Device to Another Any time a WCI is moved from one UC to another or from a UC to a repeater, or from a repeater to a UC, the WCI should be cleared first.

  • Page 70: Troubleshooting And Maintenance

    Troubleshooting and Maintenance This section lists some common problems and their causes, lists network health indicators, and describes procedures used to maintain a facility. WCI Does Not Join Network Explanation/Resolution Problem Network closed / Not enough time allowed for Give the WCI more time to join. If the network closes before the WCI has joined, re-open if necessary by joining pressing the OPEN NET button on another member WCI.

  • Page 71: Sensor Does Not Communicate With Wci

    Troubleshooting and Maintenance Sensor Does Not Communicate with WCI Explanation/Resolution Problem and Code • Verify that the unit controller and WCI firmware are up to date. • The configured address in the sensor does not match the dials of a UC for any WCI in the same wireless network.

  • Page 72: Zigbee® And Wi-Fi Channel Information

    Troubleshooting and Maintenance ZigBee® and Wi-Fi Channel Information Use the following information to help decide which ZigBee channels to use to avoid Wi-Fi interference. Note on the diagram below that ZigBee channels 15 and 20 fit perfectly between the commonly used Wi-Fi channels 1, 6, and 11.

  • Page 73: Task 1: Remove The Failed Wci

    Troubleshooting and Maintenance Task 1: Remove the failed WCI Complete the following tasks to replace a failed WCI. WARNING Hazardous Voltage! Failure to disconnect power before servicing could result in death or serious injury. Disconnect all electric power, including remote disconnects before servicing. Follow proper lockout/tagout procedures to ensure the power can not be inadvertently energized.

  • Page 74: Testing Wcs Signal Quality And Battery Life

    Troubleshooting and Maintenance 5. Push the START button for 5 seconds or use Tracer TU to re-form the network. Testing WCS Signal Quality and Battery Life To test the radio signal quality between the WCS and the WCI, and WCS battery life: 1.

  • Page 75: Battery Information

    Troubleshooting and Maintenance 3. Place the WCI at the desired location. 4. Place or hold the WCS at the desired location. 5. Press the WCS center keypad button and observe the test symbols on the WCS display. (See “Testing WCS Signal Quality and Battery Life,” p. 74.

  • Page 76: Manual Association Process

    Troubleshooting and Maintenance Manual Association Process If an association was previously established between a WCI and a sensor and needs to be re- established, the manual association process may be used. The process for the WCS-SO/SCO differs slightly from other sensors. WCS-SO, -SCO , -SB/R To activate this process from a blank screen or an error screen, push the UP arrow on the WCS keypad.

  • Page 77: Sensor Output Power Level

    Troubleshooting and Maintenance 4. Open the network using Tracer TU or by pressing the Open Net button on the WCI coordinator. 5. For WCS-SB/SD sensors, press the center button twice to force the sensor to join the network and associate to the unit controller. For WCS-SO, -SCO , -SB/R sensors, press the UP arrow once to force the sensor the join the network and associate to the unit controller.

  • Page 78: Using The Tracer® Tu Service Tool With A Wireless Network

    Using the Tracer® TU Service Tool with a Wireless Network To monitor, troubleshoot, or make modifications to devices on a wireless network, the Tracer TU service tool must be connected to a device that is a member of that network. This appendix describes that process and how to access wireless network management information and functions.
  • Page 79 Using the Tracer® TU Service Tool with a Wireless Network for all existing wireless networks within radio range of Tracer TU. A closed padlock icon indicates that a Tracer SC login is required. An open padlock icon indicates that no Tracer SC login is required.

  • Page 80: Managing A Wireless Network And Devices

    Using the Tracer® TU Service Tool with a Wireless Network Figure 47. Wireless network utilities dialog box after joining the network Managing a Wireless Network and Devices After communication has been established between Tracer TU and a wireless network, you can manage the network and the devices on it by connecting to a device on the network.

  • Page 81: The Wireless Menu

    Using the Tracer® TU Service Tool with a Wireless Network screen for the selected device appears and Tracer TU capabilities are available. Figure 49. Connected device: Unit Summary screen The Wireless Menu After Tracer TU is connected to a device, a Wireless submenu becomes available for wireless network management.
  • Page 82 Using the Tracer® TU Service Tool with a Wireless Network Figure 51. Wireless connection to a UC through a TU Adapter Figure 52. Connection to a UC through a connection type other than TU Adapter Network Health Displays the Wireless Network Summary Report, shown in the following figure, which presents unit activity information including: •...
  • Page 83 Using the Tracer® TU Service Tool with a Wireless Network Figure 53. Wireless Network Summary Report Click Load Map to view a graphical representation or "map" of the network showing its structure and signal quality. The following figure shows an example of a network map. BAS-SVX40K-EN...
  • Page 84 Using the Tracer® TU Service Tool with a Wireless Network Figure 54. Graphical network map In addition, if you select the Show Sensor Information on Map check box, sensor details are included in the map as shown here (see "Wireless Network Map Diagram" in Tracer TU Help): BAS-SVX40K-EN...
  • Page 85 Using the Tracer® TU Service Tool with a Wireless Network Figure 55. Sensor information displayed on the network map List Devices This Tools menu option provides an alternate way to view the Network Devices tab (see Figure 4). (This option is available only when you connect to the network through the Tracer TU Wireless Adapter. ) Network Details This option opens the Network Details tab on the Wireless Network Utilities dialog box.
  • Page 86 Using the Tracer® TU Service Tool with a Wireless Network Figure 56. The Network Details tab Sensor Health Status This Tools menu options provides an alternate way to view the Wireless Sensor Status tab shown in the following figure. Figure 57. Wireless Sensor Status tab Open Network Select this Tools menu option to allow a new member to join.
  • Page 87 Using the Tracer® TU Service Tool with a Wireless Network Close Network Select this Tools menu option to prevent new members from joining the network. Remove Device From Network Select this Tools menu option to remove the WCI and its associated unit controller to which Tracer TU is currently connected from the wireless network.

  • Page 88: Wireless Sensor Setup

    Using the Tracer® TU Service Tool with a Wireless Network Figure 59. Advanced tab: Connected to a Tracer SC Update Wireless Networks Select this tool to update firmware on all devices on a wireless network. All WCIs and/or wireless sensors will be updated with an automated process. Note: If you have repeaters that are version 1, see HUB article #110060 “How do you update firmware on a WCI repeater?”...

  • Page 89: Default Sensor Values For Trane® Standard Programs

    Figure 60. Setting up Tracer TU for multiple wireless sensors Default Sensor Values for Trane® Standard Programs If multiple sensors are associated with a controller that has a Trane® standard program, the controller will automatically use the following values: •...
  • Page 90 Using the Tracer® TU Service Tool with a Wireless Network Note: If using BACnet references to share Space Temp Local or Space Temperature Setpoint Local, the Enable Wireless Space Sensors box must be unchecked or the reference will revert to wci. spaceTemp or wci.coolSetpoint on a power cycle or reboot.

  • Page 91: Bci/Bci2 Point And Reference Limitations

    Using the Tracer® TU Service Tool with a Wireless Network Figure 62. Reference dialog box BCI/BCI2 Point and Reference Limitations It is not possible to create points or references in any BCI/BCI2. This section explains considerations to keep in mind about the following points: •...
  • Page 92 Using the Tracer® TU Service Tool with a Wireless Network • Heating Setpoint = Cooling Setpoint Active - 2°F (1.11°C) • Space Setpoints BCI-R/BCI2-R using Air-Fi with Occupied Offset out of service • Cooling Setpoint Active = Last change in setpoint from Air-Fi sensor •...

  • Page 93: Wcs-Sb/R Refrigerator Temperature Sensor Setup

    Using the Tracer® TU Service Tool with a Wireless Network occupancy value to the ReliaTel controller. The appropriate setpoints and fan mode are then used for the equipment control. – To enable Air-Fi wireless occupancy in BCI-R/BCI2-R, you must put “Occupancy Request, MO- 7”...

  • Page 94: Wcs-Sb/R Refrigerator Sensor Plus Two Averaged Space Temp Sensors

    Using the Tracer® TU Service Tool with a Wireless Network default averaging behavior. 8. Hit OK, then OK again, then Send to Device. 9. Create a refrigeration monitoring point for sensor 2 by clicking “Create”. 10. Name the point, then select the reference as Sensor 2 > Space Temperature. This creates the point reference “wci.sensors.2.spaceTemp”...
  • Page 95 Using the Tracer® TU Service Tool with a Wireless Network steps are not taken. In this example there are three sensors; two space temperature sensors and one refrigerator sensor. The two Space Temperature sensors will be addressed as Sensor 1 and Sensor 2. The refrigerator/ freezer sensor will be addressed as Sensor 3.
  • Page 96 Using the Tracer® TU Service Tool with a Wireless Network 11. Create an analog output point called Space Temp Average. This point will store the average temperature value for the two space sensors just created. Select Temperature under Dimensionality. No reference is needed. This point will be needed when writing the TGP2 averaging program in Step 12.
  • Page 97 Using the Tracer® TU Service Tool with a Wireless Network 15. On the Alarm Conditions tab set up the conditions and actions as needed. 16. Hit OK, then OK again, then Send to Device. 17. Create a TGP2 program to average Sensor 1 and Sensor 2, but not Sensor 3. The result will be in Analog Output “Space Temp Average”, which was created in Step 11.

  • Page 98: Setting Up Wireless Battery Monitoring

    Using the Tracer® TU Service Tool with a Wireless Network 18. Edit Space Temperature Local to reference the new averaging analog output point in TGP2 program created in Step 17 (Space Temp Average). In this case it is Analog Output Instance 4. For the Reference Location choose Local Software, fill out Point Type, Instance Number, Display Name and Property.
  • Page 99 Using the Tracer® TU Service Tool with a Wireless Network 4. Click on the Reference drop down box. 5. Change the reference from None to Wireless Sensor > Battery Strength by selecting from the tree. This will create a reference of wci.battery. 6.

  • Page 100: How To Connect Air-Fi® Wireless Sensors Directly To Sc

    Using the Tracer® TU Service Tool with a Wireless Network 8. Hit OK, then Send to Device at the bottom of the MI page. The new point will be sent to SC so it is available for alarming. How to Connect Air-Fi® Wireless Sensors Directly to SC+ Tracer SC+ supports sensors connected directly to it since version 5.1.

  • Page 101: Unit Controller

    Using the Tracer® TU Service Tool with a Wireless Network Figure 63. Air-Fi networks and sensors How to Configure Air-Fi Sensors Connected Directly to Tracer SC+ without a Unit Controller 1. Select the network to add sensors and expand it (you may want to add click on the tiny arrow to the right of the network name.

  • Page 102: Opening Air-Fi Network

    Using the Tracer® TU Service Tool with a Wireless Network To change the selection of points, click on the referencer icons. 4. Click the check mark when finished configuring that sensor. 5. Click the trash can icon to delete a sensor. 6.
  • Page 103 Using the Tracer® TU Service Tool with a Wireless Network Figure 67. Define name, unit, and referencer 4. Select “Other Referencer”, then “air-fi” / “air-fi network” /“ sensors”, then select the desired property of the sensor. 5. Click on “Apply”. BAS-SVX40K-EN...

  • Page 104: Communication History

    Using the Tracer® TU Service Tool with a Wireless Network Figure 68. Other referencer Note: "Pressure" is the atmospheric pressure used for CO sensor calibration. It was mistakenly left exposed in Synchrony v5.1 interface. It will be removed in a future revision of the SC+ firmware.

  • Page 105: User Interface

    Using the Tracer® TU Service Tool with a Wireless Network History can be found under the Wireless drop down menu. The tool takes logged controller communication information from the SC+ and arranges it so the technician will be able to see at-a- glance when communication is failing.
  • Page 106 Using the Tracer® TU Service Tool with a Wireless Network • To quickly find dates that have communication issues you can open the calendar and it will show you the dates in red that have either BACnet retries or communication loss. In this case, many days in January have communication loss logged.

  • Page 107: Channel Quality Scan Tool

    Using the Tracer® TU Service Tool with a Wireless Network Channel Quality Scan Tool When a pattern of interference or communication loss is established by using the Communication History tool, the next step should be to use the Channel Quality Scan tool to further troubleshoot. For example, if it appears that each day around 8am communication is lost, then the technician should be on site at 8am with the Channel Quality Scan tool scanning the suspected area for potential interference.
  • Page 108 Using the Tracer® TU Service Tool with a Wireless Network Figure 74. Channel Quality Scan screen showing channels 17 and 18 with heavy traffic that will not support Air-Fi communication Points to remember: • The bars do not indicate signal strength. •...

  • Page 109: Changing A Zigbee Channel

    Using the Tracer® TU Service Tool with a Wireless Network Figure 75. The relationship between Wi-Fi and Zigbee channels in the 2.4 GHz spectrum Changing a Zigbee channel Before changing a channel, make sure the Air-Fi network is properly designed with centrally located coordinator and all devices within range and awareness of any obstacles that may affect the signal.

  • Page 110: Scanning And Exporting (Saving) Scan Data

    Using the Tracer® TU Service Tool with a Wireless Network Communication History tool, when interference is suspected. The Communication History tool will show date and time when there is possible interference so the technician will know the best time to use the Channel Quality Scan Tool to scan the area and look for channels that may have high traffic causing interference and lost communication.
  • Page 111 Using the Tracer® TU Service Tool with a Wireless Network Figure 78. Hovering over channel 15 with cursor BAS-SVX40K-EN...
  • Page 112 For more information, please visit trane. com or tranetechnologies.com. Trane has a policy of continuous product and product data improvements and reserves the right to change design and specifications without notice. We are committed to using environmentally conscious print practices.

This manual is also suitable for:

Air-fi wcs-sdAir-fi wcs-sco2Air-fi wcs-soAir-fi wcs-sb/rAir-fi wcs-sh

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