Trane Tracer TD7 User Manual
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Trane Tracer TD7 User Manual

With uc 800 for rthd chillers
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User Guide
Tracer™ TD7 with UC 800
for RTHD chillers
RLC-SVU006A-E4
Original instructions

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Summary of Contents for Trane Tracer TD7

  • Page 1 User Guide Tracer™ TD7 with UC 800 for RTHD chillers RLC-SVU006A-E4 Original instructions...
  • Page 2 Copyright All rights reserved 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 the written permission of Trane. 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 3: Table Of Contents

    Wiring and Port Descriptions ........................13 Communication Interfaces ........................13 Rotary Switches ............................13 LED Description and Operation ........................ 13 Tracer TD7 Operator Interface ....................14 Tracer™ TU ..........................14 Starter Diagnostics ....................... 17 Main Processor Diagnostics ....................20 Communication Diagnostics ....................26 Operator Display Diagnostics and Messages ..............

  • Page 4: General Recommendations

    30 volts. power cannot be inadvertently energized. • For variable frequency drives or other energy storing components provided by Trane or others, refer to the appropriate manufacturer’s literature for allowable waiting periods for discharge of capacitors. Verify with an appropriate voltmeter that all capacitors have discharged.

  • Page 5: Units With Nitrogen Charge Option

    Installation Electrical In case of drive servicing only Power Supply Wiring WARNING WARNING DISCHARGE TIME! Proper Field Wiring and Grounding Required! Frequency converters contain DC-link capacitors that can remain charged even when the frequency converter All fi eld wiring MUST be performed by qualifi ed is not powered.

  • Page 6: Motor Cable

    Installation Electrical Motor Cable Figure 1. Connecting to AC Mains The motor must be connected to terminals U/T1/96, V/ T2/97, W/T3/98. Earth (ground) to terminal 99. All types of three-phase asynchronous standard motors can be used with a frequency converter unit. The factory setting is for clockwise rotation with the frequency converter output connected as follows: Table 2.

  • Page 7: Interconnecting Wiring

    Installation Electrical Interconnecting Wiring If evaporator water fl ow is lost once it had been established, the EWP relay remains energized and a Chilled Water Pump Control non-latching diagnostic is generated. If fl ow returns, the diagnostic is cleared and the chiller returns to normal operation.
  • Page 8 Installation Electrical Table 6. Chiller events/status descriptions Event/State Description Alarm - Latching This output is true whenever there is any active diagnostic that requires a manual reset to clear, that effects the Chiller, the Circuit, or any of the Compressors on a circuit.

  • Page 9: Relay Assignments Using Tracer™ Tu

    Installation Electrical Relay Assignments Using Low Voltage Wiring Tracer™ TU The remote devices described below require low voltage wiring. All wiring to and from these remote input devices Tracer™ TU Service Tool is used to install the to the Control Panel must be made with shielded, twisted Programmable Relay Option package and assign any pair conductors.

  • Page 10: Ice Building Option

    2-10 VDC (default) or a 4-20 mA signal. The out of ice building mode (open 5K12 contacts) and Demand Limit Setting can also be set via the Tracer TD7 then switched back into ice building mode (close 5K12 or through digital communication with Tracer (Comm4).

  • Page 11: Edls And Ecws Analog Input Signal Wiring Details

    Front For outdoor air temperature reset there shall be both Panel (Tracer TD7) Current Limit Setpoint. positive and negative reset ratio’s. The Tracer™ TU Service Tool must be used to set the •...

  • Page 12: Communications Interface

    Installation Electrical In addition to Return and Outdoor Reset, the MP BACnet Protocol provides a menu item for the operator to select a The Building Automation and Control Network (BACnet Constant Return Reset. Constant Return Reset will reset and ANSI/ASHRAE Standard 135-2004) protocol is a the leaving water temperature set point so as to provide standard that allows building automation systems or a constant entering water temperature.

  • Page 13: Overview

    Figure 3. Wiring locations and connection ports RTHD units utilize the following control/interface components: • Tracer™ UC800 Controller • Tracer TD7 Operator Interface UC800 Specifi cations This section covers information pertaining to the UC800 controller hardware. Wiring and Port Descriptions Figure 3 illustrates the UC800 controller ports, LEDs, rotary switches, and wiring terminals.

  • Page 14: Tracer Td7 Operator Interface

    Table 8. LED behavior Tracer TU serves as a common interface to all Trane® UC800 Status chillers, and will customize itself based on the properties of the chiller with which it is communicating. Thus, the Powered.
  • Page 15 Controls Note: Tracer TU is designed and validated for this minimum laptop confi guration. Any variation from this confi guration may have different results. Therefore, support for Tracer TU is limited to only those laptops with the confi guration previously specifi...
  • Page 16 Diagnostics Diagnostic Name and Source: Name of Diagnostic and Persistence: Defi nes whether or not the diagnostic and its source. Note that this is the exact text used in the its effects are to be manually reset (Latched), or can be User Interface and/or Service Tool displays.

  • Page 17: Starter Diagnostics

    Diagnostics Starter Diagnostics Diagnostic Name Effects Active Modes Reset Severity Persistence Criteria Code and Source Target [Inactive Modes] Level Compressor A phase reversal was detected on the energized incoming current. On a compressor startup Phase Reversal Chiller Immediate Latch to transition the phase reversal logic must detect and Local command [All...
  • Page 18 Diagnostics Diagnostic Name Effects Active Modes Reset Severity Persistence Criteria Code and Source Target [Inactive Modes] Level This is a specifi c starter test where 1M(1K1) is closed fi rst and a check is made to ensure Starting - Y Delta that there are no currents detected by the Starter Fault Type I Chiller...
  • Page 19 Diagnostics Diagnostic Name Effects Active Modes Reset Severity Persistence Criteria Code and Source Target [Inactive Modes] Level The Transition Complete input is open All Running Modes Transition Complete with the compressor motor running after a Chiller Immediate Latch after transition Local Input Opened successful completion of transition.

  • Page 20: Main Processor Diagnostics

    Diagnostics Main Processor Diagnostics Effects Active Modes Reset Diagnostic Name Severity Persistence Criteria Code Target [Inactive Modes] Level The main processor has successfully come out of a reset and built its application. A reset may have been due to a power up, MP: Reset Has Chiller Info...
  • Page 21 Diagnostics Effects Active Modes Reset Diagnostic Name Severity Persistence Criteria Code Target [Inactive Modes] Level a. The system differential pressure was above 160 Psid- trip immediately (normal High Differential shutdown) Chiller Normal Latch Chiller Energized Remote Refrigerant Pressure B The diff pressure was above 152 Psid - trip in 1 hour The system pressure ratio exceeded 5.61 for 1 contiguous minute.
  • Page 22 Diagnostics Effects Active Modes Reset Diagnostic Name Severity Persistence Criteria Code Target [Inactive Modes] Level a. Function Not “Enabled”: no diagnostics. b. “Enabled”: Out-Of-Range Low or Hi or bad External Chilled/Hot LLID, set diagnostic, default CWS to next Chiller Info NonLatch Remote Water Setpoint...
  • Page 23 Diagnostics Effects Active Modes Reset Diagnostic Name Severity Persistence Criteria Code Target [Inactive Modes] Level The leaving Evaporator water temp. fell below the leaving water temp cutout setting Unit in Stop Mode, for 30 degree F seconds while the Chiller is or in Auto Mode in the Stop mode, or in Auto mode with no Info and...
  • Page 24 Diagnostics Effects Active Modes Reset Diagnostic Name Severity Persistence Criteria Code Target [Inactive Modes] Level The leaving water temperature exceeded the high evap water temp limit (TV service menu settable –default 105F) for 15 continuous seconds. The evaporator water pump relay will be de-energized to stop the pump but only if it is running due one of the Only effective if diagnostics listed on the right.
  • Page 25 The events that led up to this failure, if known, should be recorded and transmitted to Trane Controls Engineering – (SW rev 6 and higher) RLC-SVU006A-E4...

  • Page 26: Communication Diagnostics

    Diagnostics Communication Diagnostics Active Modes Reset Diagnostic Name Effects Severity Persistence Criteria Code [Inactive Modes] Level Continual loss of communication between the Comm Loss: Slide Chiller Normal Latch MP and the Functional ID has occurred for a Remote Valve Unload 30 second period.
  • Page 27 Diagnostics Active Modes Reset Diagnostic Name Effects Severity Persistence Criteria Code [Inactive Modes] Level Comm Loss: High Continual loss of communication between the Pressure Cutout Chiller Normal Latch MP and the Functional ID has occurred for a Remote Switch 30 second period. Comm Loss: Continual loss of communication between the Evaporator Water...
  • Page 28 Diagnostics Active Modes Reset Diagnostic Name Effects Severity Persistence Criteria Code [Inactive Modes] Level Comm Loss: Continual loss of communication between the Electronic Expansion Chiller Normal Latch MP and the Functional ID has occurred for a Remote Valve 1 30 second period. Comm Loss: Continual loss of communication between the Electronic Expansion...

  • Page 29: Operator Display Diagnostics And Messages

    • When this message occurs, copy down the fi le name and line number and have Error Resulted From Invalid this ready to give Trane service. Confi guration – Record Condition and Call Trane Service • This message remains on the screen for two minutes. After two minutes, the Assertion: ‘File Name’...
  • Page 30 Notes RLC-SVU006A-E4...
  • Page 31 Notes RLC-SVU006A-E4...
  • Page 32 Trane optimizes the performance of homes and buildings around the world. A business of Ingersoll Rand, the leader in creating and sustaining safe, comfortable and energy effi cient environments, Trane offers a broad portfolio of advanced controls and HVAC systems, comprehensive building services and parts. For more information visit www.Trane.com...

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