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Tracer CH.530™

Chiller Control System

“HO” Design Sequence

RLC-SVU01B-E4

Owner
Manual

EasyView and DynaView Interfaces

Summary of Contents for Tracer CH.530 RLC-SVU01B-E4

Page 1: ...Tracer CH 530 Chiller Control System HO Design Sequence RLC SVU01B E4 Owner Manual EasyView and DynaView Interfaces ...

Page 2: ... to the rules of chapter Maintenance it may entail cancellation of warranty and liabilities by the constructor Reception On arrival inspect the unit before signing the delivery note Specify any damage on the delivery note and send a registered letter of protest to the last carrier of the goods within 72 hours of delivery Notify the local sales office at the same time The unit should be totally ins...

Page 3: ...on 2 Commonly Used Abbreviations 4 CH 530 Communications Overview 5 Controls Interface 5 EasyView Interface 6 Outputs Display 6 Inputs 7 Diagnostic Reset 8 DynaView Interface 9 Key Functions 9 Controls Interface 10 Diagnostics 28 Maintenance 59 Training 59 ...

Page 4: ...peres HACR Heating Air Conditioning and Refrigeration HVAC Heating Ventilating and Air Conditioning IFW Informational Warning LLID Low Level Intelligent Device LRA Locked Rotor Amperes MAR Machine Shutdown Auto Reset MMR Machine Shutdown Manual Reset PCWS Front Panel Chilled Water Set Point PSIG Pounds per Square inch gauge pressure RAS Reset Action Set Point RLA Rated Load Amperes RCWS Reset Chil...

Page 5: ...g in for what it sees as missing devices when normal communications have been degraded Use ofTechView may be required The CH 530 uses the IPC3 protocol based on RS485 signal technology and communicating at 19 2 Kbaud to allow three rounds of data per second on a 64 device network A typical four compressor RTAC will have approximately 50 devices Most diagnostics are handled by the EasyView or DynaV...

Page 6: ...ng WaterTemperature Chilled Water Setpoint It will NOT display the Evaporator Entering Water Temperature or the IceTermination Setpoint even when they are active during the Ice Building mode of operation Diagnostic and Interlock Display When in a diagnostic or interlock condition the front panel will continue to show the default or set point display as appropriate When in a diagnostic condition se...

Page 7: ...lling press the and keys simultaneously to determine the diagnostic code Record this code and report it to the service agency If you suspect that a nuisance trip has occurred the diagnostic can be reset See section on diagnostic reset Inputs Increment Key Pressing the increment key while the set point light is off will cause it to turn on continuously and display the Evaporator Leaving Water Tempe...

Page 8: ...ng Water Set Point and the Leaving WaterTemperature are displayed in either SI or English I P units as determined by the appropriate setting within the processor A right justified C or F will indicate SI or English Power UpTest On power up a means to test the display and annunciators is required To demonstrate that all segments and LEDs can be lighted EasyView will light all segments and annunciat...

Page 9: ... The selected button is darkened presented in reverse video to indicate it is the selected choice The full range of possible choices as well as the current choice is always in view Spin Value Buttons Spin values are used to allow a variable set point to be changed such as leaving water set point The value increases or decreases by touching the increment or decrement arrows Action Buttons Action bu...

Page 10: ...e screen Fixed Display is present in all screens and contains the following functions The left circular area is used to reduce the contrast viewing angle of the display The right circular area is used to increase the contrast viewing angle of the display The contrast may require re adjustment at ambient temperatures significantly different from those present at last adjustment The other functions ...

Page 11: ...ly displayed if the DynaViewTemperature is below freezing and has been 30 minutes after the last keystroke Note This feature is provided to avoid unintended actuations of the keypad which can occur due to ice build up on DynaView s exterior surfaces Also be aware that at extremes of temperatures the LCD display screen will change its contrast from the optimal adjustment made at more normal tempera...

Page 12: ... the hex codes In software revisions 17 0 and earlier the top level mode and the sub mode for each component was displayed on the respective component tab on the first two lines The mode display of the first 3 lines of the Compressor and Chiller Screen tabs is eliminated with the addition of the Mode Screen Controls Interface Modes Screen Modes Chiller Compressor Auto Stop Chiller Mode Circuit 1 M...

Page 13: ...able settings and can be disabled The chiller is inhibited from starting and running by the external stop hardwired input The chiller is inhibited from starting and running by command from a Building Automation System via the digital communication link com 3 or com 5 This is a transient mode 15 min max and is only possible if the chiller is in the Auto Remote command mode After a power up reset it...

Page 14: ...r evaporator water flow to be established per the flow switch hardwired input The chiller will wait indefinitely in this mode for an evaporator leaving water temperature higher than the Chilled Water Setpoint plus the Differential to Start The chiller is going through the necessary steps to allow the lead circuit and lead compressor to start At least one circuit and one compressor on the chiller a...

Page 15: ...shutdown on a diagnostic that may clear automatically The circuit is inhibited from starting and running by its external circuit lockout hardwired input The circuit is inhibited from starting and running by command from a Building Automation System via the digital communication link com 3 or com 5 The given circuit is not currently running but can be expected to start at any moment given that the ...

Page 16: ...nal pumpdown just prior to stopping the last running compressor The EXV is commanded closed Pumpdown will terminate when both the liquid level and the evaporator pressure The circuit has been manually locked out by the circuit lockout setting and is in the process of shutting down the nonvolatile lockout setting is accessible through either the DynaView orTechView The circuit is in the process of ...

Page 17: ... information is provided by the sub mode The compressor has been shutdown on a diagnostic that may clear automatically The compressor is currently unable to start due to its restart inhibit timer A given compressor is not allowed to start until 5 minutes has expired since its last start The given compressor is not currently running but can be expected to start at any moment given that the proper c...

Page 18: ...un unload mode or is the active compressor in the operational pumpdown cycle for its circuit Shutdown is either normal no sub mode displayed or due the following sub modes The compressor is in the process of shutdown due to a latching diagnostic The compressor is in the process of shutdown due to a diagnostic that may clear automatically The compressor is in the process of shutdown due to a comman...

Page 19: ... Active Chilled Water Setpoint Active Current Water Setpoint Outdoor AirTemperature Software Version 7 C 12 C 7 C 100 22 C 18 0 Table 4 Chiller screen Description Resolution Units Evap Leaving WaterTemperature X X F C Evap Entering WaterTemperature X X F C Active Chilled Water Setpoint X X F C Active Current Limit Setpoint X RLA Out DoorTemperature X X F C SoftwareType RTA Text Software Version X ...

Page 20: ...ne line at a time When in the last position the single down arrow disappears Each compressor has its own screen depending on which radio key is pressed When toggling between compressor screens say to compare starts and run time the same lines can be seen without additional keystrokes For example toggling from the bottom of the compressor 1A menu accesses the top of the compressor 2A menu Modes Chi...

Page 21: ... RfgtTemp Ckt1 Ckt2 X X F C Evap Rfgt Pressure Ckt1 Ckt2 X X Pressure Sat Evap RfgtTemp Ckt1 Ckt2 X X F C Evap ApproachTemp Ckt1 Ckt2 X X F C Rfgt Liquid Level Ckt1 Ckt2 X X Height Table 6 Refrigerant screen Chiller Compressor Rfgt Auto Stop Cond Rfgt Pressure Sat Cond RfgtTemp Evap Rfgt Pressure Sat Evap RfgtTemp Evap ApproachTemp Rfgt Liquid Level Ckt 1 Ckt 2 1275 1275 kPa 51 7 51 7 C 206 206 kP...

Page 22: ... that control in a standard position across all CH 530 product lines Screen 2 displays the current value of the chosen setpoint in the upper of the display It is displayed in a changeable format consistent with its type Binary setpoints are considered to be simple two state enumeration and will use radio buttons Analog setpoints are displayed as spin buttons The lower half of the screen is reserve...

Page 23: ...mpdown Pumpdown Abort Text Comp 1B Pumpdown Pumpdown Abort Text Comp 2A Pumpdown Pumpdown Abort Text Comp 2B Pumpdown Pumpdown Abort Text EXV Ckt 1 Open Auto Open Text EXV Ckt 2 Open Auto Open Text Front Panel Ckt 1 Lockout Locked Out Not Locked Out Text Front Panel Ckt 2 Lockout Locked Out Not Locked Out Text Ext Chilled Water Setpoint X X F C Ext Current Limit Setpoint XXX RLA Date Format mmm dd...

Page 24: ...ly with unit in Stop or when circuit is locked out Pumpdown is not allowed because unit is operating or pumpdown has been completed State is displayed while pumpdown is in progress Indicates EXV is closed but can be opened manually since unit is in Stop or circuit is locked out EXV is closed but cannot be opened manually since unit is operating State is displayed when EXV is open Unit will not sta...

Page 25: ...e version extension is displayed This screen will display for 3 5 seconds and move on to the second screen Second Screen Application or No Application This screen will display APP for as long as it remains powered Scenario 2 On Power Up EasyView will progress through 5 screens if an application is present First Screen Version of the Boot only the version extension is displayed This screen will dis...

Page 26: ...rements NOTE Important Performing any Tracer CH 530 service functions should be done only by a properly trained service technician Please contact your localTrane service agency for assistance with any service requirements TechView software is available via Trane com http www trane com commercial s oftware tracerch530 This download site provides a user theTechView installation software and CH 530 m...

Page 27: ...roduct family 7 Download the main processor software onto your PC in the CH 530 folder please note that this does not install the main processor it only downloads the installation utility To do this click on the latest version of the main processor Select Save this program to disk while downloading the files do not select Run this program from its current location 8 Remember where you downloaded t...

Page 28: ...ew and orTechView displays Severity Defines the action of the above effect Immediate means an instantaneous shutdown of the affected portion Normal means routine or friendly shutdown of the affected portion Special Mode means a particular mode of operation is invoked but without shutdown and Info means an Informational Note or Warning is generated Persistence Defines whether or not the diagnostic ...

Page 29: ...oscillator at some time in the past This diagnostic can be effectively cleared only by writing a new value to the chiller s time clock using theTechView or DynaView s set chiller time functions Check Clock Info Remote NonLatch The entering evaporator water temp fell below the leaving evaporator water temperature by more than 1 C for 55 C sec For RTAC this diagnostic cannot reliably indicate loss o...

Page 30: ...Flow Switch Comm Loss Emergency Stop Normal Remote Latch Same as Comm Loss Chilled Water Flow Switch Comm Loss Evap Oil Return Valve Cprsr 1A Valve Cprsr 1B Normal Remote Latch Same as Comm Loss Chilled Water Flow Switch Comm Loss Evap Oil Return Normal Remote Latch Same as Comm Loss Chilled Water Flow Switch Comm Loss Evap Oil Return Valve Cprsr 2A Normal Remote Latch Same as Comm Loss Chilled Wa...

Page 31: ... Rev 15 0 Comm Loss Evaporator Rfgt Pressure Circuit 1 Immediate Remote Latch Continual loss of communication between the MP and the Functional ID has occurred for a 30 second period Note This diagnostic is replaced by diagnostic 5FB below with Rev 15 0 Comm Loss Evaporator Rfgt Pressure Circuit 2 Immediate Remote Latch Same as Comm Loss Chilled Water Flow Switch Comm Loss Evaporator Water Pump Co...

Page 32: ...istence Severity Diagnostic Name and Source Criteria Latch Same as Comm Loss Chilled Water Flow Switch Comm Loss Fan Control Circuit 1 Stage 1 Normal Remote Latch Same as Comm Loss Chilled Water Flow Switch Normal Remote Latch Same as Comm Loss Chilled Water Flow Switch Comm Loss Fan Control Circuit 1 Stage 3 Normal Remote Latch Same as Comm Loss Chilled Water Flow Switch Normal Remote Latch Same ...

Page 33: ... Loss Fan Inverter Fault Circuit 2 Drive 2 Latch Same as Comm Loss Fan Inverter Fault Circuit 1 or Circuit 1 Drive 1 Normal Remote Comm Loss Fan Inverter Fault Circuit 1 Drive 1 and 2 Latch Same as Comm Loss Fan Inverter Fault Circuit 1 or Circuit 1 Drive 1 Normal Remote Comm Loss Fan Inverter Power Circuit 2 or Circuit 2 Drive 1 and 2 Latch Same as Comm Loss Fan Inverter Fault Circuit 1 or Circui...

Page 34: ... 1B Latch Same as Comm Loss Chilled Water Flow Switch Immediate Remote Latch Same as Comm Loss Chilled Water Flow Switch Immediate Remote Comm Loss High Pressure Cutout Switch Cprsr 2A Comm Loss Female Step Load Compressor 2B Latch Continual loss of communication between the MP and the Functional ID has occurred for a 30 second period Chiller shall revert to normal non ice building mode regardless...

Page 35: ...lled Water Flow Switch Normal Remote Comm Loss Male Port Load Compressor 1B Latch Same as Comm Loss Chilled Water Flow Switch Normal Remote Comm Loss Male Port Load Compressor 2A Latch Same as Comm Loss Chilled Water Flow Switch Normal Remote Comm Loss Male Port Load Compressor 2B Latch Same as Comm Loss Chilled Water Flow Switch Normal Remote Comm Loss Male Port Unload Compressor 1A Latch Same as...

Page 36: ...ond period Note that if this diagnostic occurs operational pumpdown will be performed regardless of the last valid temperature Normal Remote Comm Loss Outdoor AirTemperature Latch Same as Comm Loss Chilled Water Flow Switch Normal Local Comm Loss Starter 1A Latch Same as Comm Loss Chilled Water Flow Switch Normal Local Comm Loss Starter 1B Latch Same as Comm Loss Chilled Water Flow Switch Normal L...

Page 37: ...essors without isolation valves the occurrence of this diagnostic will also generate a comm loss with the nonexistent Suction Press Cprsr 2B in order to accomplish circuit shutdown Immediate Remote Comm Loss Suction Pressure Cprsr 1A Latch Continual loss of communication between the MP and the Functional ID has occurred for a 30 second period Design Note For circuits with manifolded compressors w ...

Page 38: ...ondenser Fan Variable Speed Drive Fault Circuit 1 Drive 2 Latch Same as Condenser Fan Variable Speed Drive Fault Circuit 1 Drive 1 Special Mode Remote Condenser Fan Variable Speed Drive Fault Circuit 2 Drive 1 Latch Same as Condenser Fan Variable Speed Drive Fault Circuit 1 Drive 1 Special Mode Remote Condenser Fan Variable Speed Drive Fault Circuit 2 Drive 2 Latch Bad Sensor or LLID Immediate Rem...

Page 39: ...3 in within 5 minutes of the commanded opening of its Drain Valve Solenoid The diagnostic will not be active if the drain valve is commanded closed NA Remote Evaporator Rfgt Drain Circuit 1 Latch Same as Evaporator Rfgt Drain Circuit 1 NA Remote Evaporator Rfgt Drain Circuit 2 NonLatch a The chilled water flow switch input was open for more than 6 10 contiguous seconds b This diagnostic does not d...

Page 40: ...TAC Rev20 and earlier or 20 minutes RTAC Rev 21 of the Chilled water pump relay being energized With SW Rev 17 0 and earlier the diagnostic will de energize the Chilled Water Pump output It will be re energized if the diagnostic clears with the return of flow and the chiller will be allowed to restart normally to accommodate external control of pump With SW Rev 18 0 and later the pump command stat...

Page 41: ...rential pressure for the respective circuit was above 19 2 bar for 2 consecutive samples or more than 10 seconds Normal Remote High Differential Refrigerant Pressure Circuit 1 Latch Same as High Differential Refrigerant Pressure Circuit 1 Normal Remote High Differential Refrigerant Pressure Circuit 2 Latch The liquid level sensor is seen to be at or near its high end of range for 80 contiguous min...

Page 42: ... the pump is commanded off only if the pump is commanded on but flow does not occur as expected Immediate Remote High Evaporator Refrigerant Pressure NonLatch The respective oil temperature as supplied to the compressor exceeded 93 C for 2 consecutive samples or for over 10 seconds Note As part of the Compressor High Temperature Limit Mode Minimum Limit the running compressor s female load step wi...

Page 43: ...pressor 1A Immediate Local High OilTemperature Compressor 2B Latch Bad Sensor or LLID Immediate Remote Intermediate Oil PressureTransducer Compressor 1A Latch Bad Sensor or LLID Immediate Remote Intermediate Oil PressureTransducer Compressor 1B Latch Bad Sensor or LLID Immediate Remote Intermediate Oil PressureTransducer Compressor 2A Latch Bad Sensor or LLID Immediate Remote Intermediate Oil Pres...

Page 44: ... was below 2 45 bar for more than 140 bar sec with either a 1 minute single cprsr circuit or 2 5 minute manifolded cprsr circuit ignore time from the start of the circuit Immediate Remote Low Differential Refrigerant Pressure Circuit 1 Latch Same as Low Differential Refrigerant Pressure Circuit 1 Immediate Remote Low Differential Refrigerant Pressure Circuit 2 Latch The liquid level sensor is seen...

Page 45: ...usly Normal load unload operation will be resumed if the trip integral is reset by return to temps above the cutout setpoint Immediate Remote Low Evaporator Refrigerant Temperature Circuit 1 Reset Level Hex Code Persistence Severity Diagnostic Name and Source Criteria Latch Same as Low Evaporator RefrigerantTemperature Circuit 1 Immediate Remote Low Evaporator Refrigerant Temperature Circuit 2 Non...

Page 46: ...w Compressor 2A Latch Same as Low Oil Flow Compressor 1A Immediate Local Low Oil Flow Compressor 2B Latch a The Suction Refrigerant Pressure or either of the compressor suction pressures dropped below 0 7 bar just prior to compressor start after EXV preposition b The pressure fell below 1 12 bar while running after the ignore time had expired or fell below 0 7 bar or 0 35 bar in software prior to ...

Page 47: ...e Local Motor Current Overload Compressor 2A Latch Same as Low Suction Refrigerant Pressure Circuit 1 Immediate Local Motor Current Overload Compressor 2B Latch Memory error criteria Immediate Remote MP Application Memory CRC Error Latch MP has determined there was an error with the previous power down store Starts and Hours may have been lost for the last 24 hours Info Remote MP Could not Store S...

Page 48: ...w its respective Suction Pressure 0 7 bar or more for 30 seconds continuously Immediate Local Oil Flow Fault Compressor 1A Latch Same as Oil Flow Fault Compressor 1A Immediate Local Oil Flow Fault Compressor 1b Latch Same as Oil Flow Fault Compressor 1A Immediate Local Oil Flow Fault Compressor 2A Latch Same as Oil Flow Fault Compressor 1A Immediate Local Oil Flow Fault Compressor 2b Latch Bad Sen...

Page 49: ... shall be longer than guaranteed reset on Starter Module at a minimum 3 seconds maximum Actual design trippoint is 10 The actual design trip time is 2 64 seconds b If Phase reversal protection is enabled and current is not sensed on one or more current transformer inputs Logic will detect and trip in a maximum of 0 3 second from compressor start Immediate Local Phase Loss Compressor 1A Latch Same ...

Page 50: ...rom being called out To prevent this diagnostic from occurring with the intended disconnect of main power the minimum time to trip must be greater than the guaranteed reset time of the Starter module Note This diagnostic prevents nuisance latching diagnostics due to a momentary power loss It does not protect motor compressor from uncontrolled power reapplication See Momentary Power Loss Diagnostic...

Page 51: ...vere Current Imbalance Compressor 1A Immediate Local Severe Current Imbalance Compressor 1B Latch Same as Severe Current Imbalance Compressor 1A Immediate Local Severe Current Imbalance Compressor 2A Latch Same as Severe Current Imbalance Compressor 1A Immediate Local Severe Current Imbalance Compressor 2B Latch Starter has had a loss of communication with the MP for a 15 second period Immediate L...

Page 52: ...Local Starter 2B Dry Run Test NonLatch Detected compressor currents greater than 10 RLA on any or all phases when the compressor was commanded off Detection time shall be 5 second minimum and 10 seconds maximum On detection and until the controller is manually reset generate diagnostic energize the appropriate alarm relay continue to energize the Evaporator Pump Output continue to command the affe...

Page 53: ...actor and X Line Starters Immediate Local Starter Did Not Transition Compressor 1A Latch Same as Starter Did Not Transition Compressor 1A Immediate Local Starter Did Not Transition Compressor 1B Latch Same as Starter Did Not Transition Compressor 1A Immediate Local Starter Did Not Transition Compressor 2A Latch Same as Starter Did Not Transition Compressor 1A Immediate Local Starter Did Not Transi...

Page 54: ... Latch Same as Starter FaultType I Compressor 1A Immediate Local Starter FaultType I Compressor 2B Latch This is a specific starter test where the Shorting Contactor 1K3 is individually energized and a check is made to ensure that there are no currents detected by the CT s If current is detected when only S is energized at Start then 1M is shorted b This test in a above applies to all forms of sta...

Page 55: ...FaultType III Compressor 2A Latch Same as Starter FaultType III Compressor 1A Immediate Local Starter FaultType III Compressor 2B Starter FaultType III Compressor 1A Latch Checksum on RAM copy of the Starter LLID configuration failed Info Local Starter Module Memory ErrorType 1 Starter 2A Latch Same as Starter Module Memory ErrorType 1 Starter 2A Info Local Starter Module Memory ErrorType 1 Starte...

Page 56: ...nel High Temperature Limit Panel 1 Cprsr 1B Special Mode Local Starter Panel High Temperature Limit Panel 1 Cprsr 2A NonLatch Same as Starter Panel High Temperature Limit Panel 1 Cprsr 1B Special Mode Local Starter Panel High Temperature Limit Panel 1 Cprsr 2B Latch Bad Sensor or LLID Circuit target if no isolation valves compressor target if isolation valves Design Note In the case of manifolded ...

Page 57: ...essor 1A Latch Same asTransition Complete Input Opened Compressor 1A Immediate Local Transition Complete Input Opened Compressor 1B Latch Same asTransition Complete Input Opened Compressor 1A Immediate Local Transition Complete Input Opened Compressor 2A Latch Same asTransition Complete Input Opened Compressor 1A Immediate Local Transition Complete Input Opened Compressor 2B Latch TheTransition Co...

Page 58: ...ter Normal Remote Under Voltage Latch The evaporator pressure dropped below 0 7 bar or 0 35 bar in software prior to Oct 02 regardless of whether or not compressors are running on that circuit This diagnostic was created to prevent compressor failures due to crossbinding by forcing an entire chiller shutdown If a given compressor or circuit is locked out the suction pressure transducer s associate...

Page 59: ...ion of the warranty Training The equipment described in this manual is the result of many years of research and continuous development To assist you in obtaining the best use of it and maintaining it in perfect operating condition over a long period of time the constructor has at your disposal a refrigeration and air conditioning service school The principal aim of this is to give operators and ma...

Page 60: ...6 RLC SVU01B E4_0104 Europe Trane has a policy of continuous product and product data improvement and reserves the right to change design and specifications without notice Only qualified technicians should perform the installation and servicing of equipment referred to in this publication American Standard Europe BVBA Registered Office 1789 Chaussée deWavre 1160 Brussels Belgium ...

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