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Unit Controls

Unit Controls. Kevin Walters Product Marketing Engineer. Objectives: Overview of Trane’s unit controller product line Putting Trane in a cost-advantaged position with configurable controllers Putting Trane in a value-added position with multi-purpose and programmable controllers

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Unit Controls

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  1. Unit Controls Kevin Walters Product Marketing Engineer

  2. Objectives: Overview of Trane’s unit controller product line Putting Trane in a cost-advantaged position with configurable controllers Putting Trane in a value-added position with multi-purpose and programmable controllers Specification advice Agenda: Selling strategies Types of controllers Controller overviews Applications Features/sequences Product disadvantages Comm overview Spec review Spec workshop Objectives and AgendaHow to position and leverage Trane’s unit controls

  3. Comfort Improvements Schedule override options Facility Improvements Upgrade existing pneumatics Facilitate interoperability between systems Operations Improvements Manage run time/cycling Prolong equipment life Save energy Optimize filter usage Optimize service intervals Value PropositionsValue for the customer means removing their pain

  4. Operator Interface Level Building Control Level BCU BCU MP581 CH530 ZN521 AH541 Unit Control Level What Are Unit Controls? Ethernet/ARCNET LAN

  5. “I wish my control systems were easier to install and setup so that my installed costs weren’t so high…” - Contractor and Trane Sales Office “I never seem to have enough information about the operation of my building... ” - Facilities Manager “I wish I had more information about your controls…” - Consulting Engineer “I wish that my building wasn’t consuming so much energy…” - Owner Sound Familiar?

  6. What Helps Ease the Pain?Trane’s unit controllers designed to help ease pain • Configurable • Trane’s Rover Service Tool • Programmable • Flexible sequences • Ease of Use • Auto-commissioning • Manual Output Test • Interoperability • LonTalk

  7. Types of Unit ControllersDifferent controllers for different applications • Application Specific • Designed for specific equipment • Limited/Finite control sequences available • Multi-Purpose • Can be applied to a variety of equipment types • Simple I/O control or loop control available • Programmable • Can be applied on almost all mechanical room equipment types or control processes with execution frequency of one second or greater • Programmable control for custom applications

  8. LonTalk Unit Controller FamilyFactory-installed end in 0 and field-installed end in others Application Specific • Zone Controllers • ZN010 • ZN510/511 • ZN520/521 • ZN517 • ZN524 • Air Handling • AH540/541 • VAV • VV550/551 • Chillers • CH530/531 Multi-Purpose • Loop Controller • MP501 • Input/Output Module • MP503 Programmable • MP580/581 • EX2 Expansion Module

  9. Application Specific Controllers • Field-installed versions designed for easy installation • Simple, straightforward set-up • May be referred to as configurable • Includes all zone (ZN), variable air volume (VV), and air handler (AH) controllers AH541 ZN521 VV551

  10. ZN Controllers • ZN010 • Non-communicating ZN510 • ZN510/511 • WSHP, fan coils, cabinet heaters • Two-position control only • ZN520/521 • Unit ventilators, fan coils, cabinet heaters, blower coils • Modulating control • ZN517 • Rooftop units, split system units, and heat pumps • Modulating control • ZN524 • WSHP

  11. ZN Features and Sequence of OperationsMore detailed information in IOMs Entering Morning water Automatic Demand Discharge warm-up / temperature Cascade Economizing ventilation Active control air cool-down sampling control control reset dehumidification ventilation tempering ZN510/511 X X ZN520/521 X X X X X X X ZN517 X X X X

  12. ZN Controller EPDs (Emerging Product Disadvantages) Don’t leave your wallet open • Not programmable • Inability to configure the unused I/O’s as generic • No universal I/O’s • No analog outputs • Lack of expandability • No internal schedule on controller • ZN517 is not currently LonMark Certified

  13. VV Controllers • VV550/551 • Single duct VAV boxes • VV551 options • Without actuator (actuator field-provided) • With Trane actuator • With Belimo actuator • Actuator not integrated with controller • LonMark Certified to SCC profile

  14. VV Features and Sequence of OperationsMore detailed information in IOMs • Three operating modes • Space temperature control • Flow tracking • Ventilation flow control • Ventilation flexibility • Fixed occupancy • Scheduled • Occupancy sensor • CO2 sensor • Local vs. remote heat flexibility • Auto-commissioning

  15. VV Controller EPDsDon’t leave your wallet open • No analog outputs • Unable to modulate Electronically Commutated Motors (ECMs) in fan-powered applications • No internal schedule on controller • Not designed for dual duct applications • Not designed to handle UFAD • Enclosure is large • No integrated actuator option • No local CO2 sensor input

  16. AH Controllers • AH540/541 • Air handling units • AH541 options • With or without operator display • Enclosure • 120 VAC or 230 VAC • Frame-mount • 24 VDC • LonMark Certified to SCC or DAC profile

  17. AH Features and Sequence of OperationsMoredetailed information in Setup and Operation Manual • Morning warm-up/cool-down • Economizing control • Duct static pressure control • Space dehumidification • Emergency override

  18. AH Controller EPDsDon’t leave your wallet open • Not programmable • Too specific • Inability to configure the unused I/O’s as generic • No universal I/O’s • Cost compared MP581 • Lack of expandability

  19. CH530/531 Chiller Controller • CenTraVac chillers • Newer Series R chillers • Some CGWF scroll chillers • Better control • Soft Loading • Feed Forward • Variable Flow Compensation (optional) • Extended LCI-C (optional) • Enhanced EarthWise Purge

  20. Multi-Purpose Controllers • Designed for easy installation • Simple, straightforward set-up • Very flexible for multiple applications but not programmable • Includes the MP501 and MP503 MP501 MP503

  21. MP501 Setpoint Controller • Single PID control loop • Cooling loop • Heating loop • Fan speed control • Pump speed control • Ability to cost effectively pick up extra points • LonMark Certified to SCC profile

  22. MP503 Input/Output Module • Data monitoring and binary controller • Temperature monitoring • Pressure monitoring • On/Off fan control • On/Off pump control • Network controller only • Ability to cost effectively pick up extra points

  23. MP501/503 FeaturesMore detailed information in IOMs • MP501 • Adjustable PID loop • Control interlock • Available in Generic mode only • MP503 • Internal 24 VDC sensor power supply • Humidity/CO2 often require loop power • 12-bit analog-to-digital (A/D) conversion

  24. Programmable Controllers • Easier installation and programming than predecessor • Totally programmable • Flexible • Ideal for new construction or renovations • Includes the MP580/581 and its expansion module the EX2 MP581

  25. MP580/581 Programmable Controller • MP581 • Air handlers, boilers, cooling towers, pumps, heat exchangers, etc. • Supervisory controller for mid-size building • MP581 options • With or without operator display • Enclosure • 120 VAC or 230 VAC • Frame-mount • 24 VDC

  26. MP580/581 Competitive AdvantagesMore detailed information in Programming Guide • Fully programmable using TGP (Tracer Graphical Programming) • Expandable • EX2 slave expansion modules • 4 EX2s per MP580/581 • Security • Password access on display

  27. Central Control Panel (CCP) Tracker VAV Control MP580/581 with operator display BCU with operator display Tracer Summit BAS with PC workstation Building Market Delivered Systems Applied Systems Building size and complexity

  28. AH540/541 and MP580/581Touch Screen Operator Display • 7-day time clock • Ability to: • Manually override outputs • Monitor inputs • Change setpoints • Schedule occupancy times • Identify and troubleshoot problems • Foreign languages available on AH540/541 • Manage a mid-sized building control network with MP580/581

  29. MP580/581 Network Controller Recommendations and Limitations •  16 LonTalk unit controllers • Points limitations on each MP580/581 • 13 inputs and 12 outputs on MP580/581 • 6 inputs and 8 outputs on each EX2 (x4) • 25 + (14 x 4) = 81 total points per MP580/581 • 96 data points on operator display • Binding limitations on each MP580/581 • Look at Programming Guide or Marketing Guide

  30. EX2 Expansion Module • Expandable I/O for MP580/581 • Network controller only (MP580/581) • Only 4 EX2s per MP580/581 • Mounted up to combined 1000 ft. away from MP580/581 • No additional network resources • Fully programmable via MP580/581

  31. MP580/581 Controller EPDs Don’t leave your wallet open • No remote access • No foreign languages available on the operator display • Not UL-864 listed • Not LonMark Certified • No optimum start/stop as standard • No multiple schedules • No trending

  32. Legacy Controllers • Universal Programmable Control Module (UPCM) & Thermostat Control Module (TCM) • Available for foreseeable future • Terminal Unit Controller (TUC) and Programmable Control Module (PCM) • SPA required - January 1, 2005 • All orders end - September 30, 2005 • Service parts availability for 7 years

  33. Trane Comm Overview Comm2 • UCP1 • SCP Isolated Comm3 • PCM  TCM  CSC • LCP  RTA-RTW • Scroll chiller (CGA/CGW/CGAF) • Trane Europe chiller • VariTrac II CCP • Voyager Non-isolated Comm3 • VAV I • TRS Comm4 • TUC  UPCM • VAV II  VAV III • VAV IV  UCP2 • Horizon absorption chiller • Intellipak • VAV wireless receiver • Voyager LonTalk (Comm5) • All ZN controllers (except ZN010) • VV550/551 • AH540/541 • All MP controllers • Tracer loop controller • CH530/531 • GLD

  34. Rover Overview • Allows user to configure, monitor, and test Trane controllers using Comm4 or LonTalk • Will not configure most competitive systems • Windows-based tool

  35. TechView Overview • Allows user to configure, monitor, and test Trane chillers that use the CH530/531 • Windows-based tool • KestrelView • Internal only

  36. Spec ReviewEngineer relationships are the key! • Hardware section • High level physical characteristics and capabilities of the controller • Sequence of operations • Detailed series of if/then statements intended to indicate desired control • Influence to make them Trane-friendly • Best practices?

  37. Spec Workshop • Whose spec is this? • What changes might we make? • Which controller should we bid?

  38. Wrap upHow can you help ease the pain? ? • Objectives: • Overview of Trane’s unit controller product line • Putting Trane in a cost-advantaged position with configurable controllers • Putting Trane in a value-added position with multi-purpose and programmable controllers • Specification advice • Questions ? ?

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