Applications Guide Tracer Graphical Programming - Trane
Applications Guide Tracer Graphical Programming - Trane Applications Guide Tracer Graphical Programming - Trane
® Contents Arrangingblocks............................................21 Selectingandmovingblocks...............................21 Aligningblocks..........................................22 AddingaCompareblock .....................................22 AddinganOutputblock ......................................23 Connecting blocks using wired connections. . . . . . . ...............24 Savingaprogram...........................................25 Compiling a program . . . . . . . . . . . . ............................26 Closingaprogram...........................................27 Summaryquestions.........................................27 Chapter3 Modifyingtheexhaustfanprogram .......... 29 Whatyouwilllearn..........................................29 Skills. . . . . . . ............................................29 Conceptsanddefinitions..................................29 Blocks..................................................29 Openinganexistingprogram .................................30 Reviewingthesequenceofoperation...........................30 Deletingablock.............................................31 Addingadeadband..........................................32 Greaterthan(assumecooling) .............................32 Lessthan(assumeheating)................................32 Centered(assumecooling) ................................33 Addingavariable........................................34 UsingaConstantblockforadeadbandvalue.................36 Connecting blocks to a Deadband block . . . . . . . ...............36 Addingalarmindication......................................36 Addinganalarmvariable..................................36 Implementingatestforsensorfailure.......................37 UsingaSwitchblock.........................................38 AddingaSwitchblock ....................................38 Connecting the Switch block . . . ............................39 CompletingtheSwitchblockconnections....................40 SimplifyingtheprogramwithanOrblock.......................41 Printingaprogram ..........................................42 Downloadingaprogram......................................43 Debugging a program. . . . . . . . . . . . ............................43 Uploadingaprogram........................................44 Summaryquestions.........................................45 vi CNT-APG001-EN
® Contents Chapter 4 Cooling tower with two-speed fan example . . . . 47 Whatyouwilllearn.......................................... 47 Skills . ................................................. 47 Conceptsanddefinitions.................................. 47 Blocks ................................................. 47 Reviewingthesequenceofoperation........................... 48 Condenser water pump . . ................................. 48 Coolingtowerfan........................................ 48 Sumpheater............................................ 48 Alarms................................................. 48 Determiningaprogrammingapproach ......................... 52 Settingtheprogramproperties................................ 52 Writing the alarms module . . ................................. 53 Adding the input blocks. . ................................. 54 Addingtheoutputblock .................................. 55 Monitoringthesumptemperature.......................... 55 Comparing the sump temperature with the sump alarm setpoint andthefreezingpoint................................ 55 Timingthesumptemperaturealarm..................... 56 Controllingthesumptemperaturealarm................. 57 Indicatinganalarmforanytemperaturesensorfailure......... 58 Implementingthealarmresetfunction...................... 60 AddingaLatchblocktocontrolthealarm................. 61 Turningthealarmresetoffautomatically................. 63 Addingpagestoyourprogram................................ 65 Writing the sump heater module . . . . . . . . . . .................... 66 Adding the input blocks. . ................................. 66 Addingwirelessconnections........................... 66 Adding the other input blocks . . . . . . .................... 68 Addingtheoutputblock .................................. 69 Controlling the sump heater under normal conditions . . ....... 69 Comparing the outdoor air temperature with the freezing point. . 70 Controllingthesumpheateronoroff....................... 70 Writing the cooling tower fan module . . . . . . .................... 71 Adding the input blocks. . ................................. 71 Addingtheoutputblocks.................................. 72 Startingthefanatlowspeed .............................. 72 Transitioningthefantohighspeed ......................... 73 Transitioning the fan based on supply temp. . . . . . . . ....... 73 Transitioningthefanbasedontime ..................... 75 Summaryquestions......................................... 78 CNT-APG001-EN vii
- Page 1: Applications Guide Tracer Graphical
- Page 4 and 5: CNT-APG001-EN ®
- Page 6 and 7: ® Special notifications and format
- Page 10 and 11: ® Contents Chapter 5 Cooling tower
- Page 12 and 13: ® Contents Chapter7 Constant-volum
- Page 14 and 15: ® Contents Summary-question answer
- Page 16 and 17: ® Figures Chapter3 Modifyingtheexh
- Page 18 and 19: ® Figures Figure 96: Input blocks
- Page 20 and 21: ® Figures Chapter 8 Constant-volum
- Page 22 and 23: ® Figures xx CNT-APG001-EN
- Page 24 and 25: ® Tables Chapter7 Constant-volumeA
- Page 26 and 27: ® Chapter 1 Using the Tracer Graph
- Page 28 and 29: ® Chapter 1 Using the Tracer Graph
- Page 30 and 31: ® Chapter 1 Using the Tracer Graph
- Page 32 and 33: ® Chapter 1 Using the Tracer Graph
- Page 34 and 35: ® Chapter 1 Using the Tracer Graph
- Page 36 and 37: ® Chapter 2 Writing the exhaust fa
- Page 38 and 39: ® Chapter 2 Writing the exhaust fa
- Page 40 and 41: ® Chapter 2 Writing the exhaust fa
- Page 42 and 43: ® Chapter 2 Writing the exhaust fa
- Page 44 and 45: ® Chapter 2 Writing the exhaust fa
- Page 46 and 47: ® Chapter 2 Writing the exhaust fa
- Page 48 and 49: ® Chapter 2 Writing the exhaust fa
- Page 50 and 51: ® Chapter 2 Writing the exhaust fa
- Page 52 and 53: ® Chapter 2 Writing the exhaust fa
- Page 54 and 55: ® Chapter 3 Modifying the exhaust
- Page 56 and 57: ® Chapter 3 Modifying the exhaust
®<br />
Contents<br />
Chapter 4 Cooling tower with two-speed fan example . . . . 47<br />
Whatyouwilllearn.......................................... 47<br />
Skills . ................................................. 47<br />
Conceptsanddefinitions.................................. 47<br />
Blocks ................................................. 47<br />
Reviewingthesequenceofoperation........................... 48<br />
Condenser water pump . . ................................. 48<br />
Coolingtowerfan........................................ 48<br />
Sumpheater............................................ 48<br />
Alarms................................................. 48<br />
Determiningaprogrammingapproach ......................... 52<br />
Settingtheprogramproperties................................ 52<br />
Writing the alarms module . . ................................. 53<br />
Adding the input blocks. . ................................. 54<br />
Addingtheoutputblock .................................. 55<br />
Monitoringthesumptemperature.......................... 55<br />
Comparing the sump temperature with the sump alarm setpoint<br />
andthefreezingpoint................................ 55<br />
Timingthesumptemperaturealarm..................... 56<br />
Controllingthesumptemperaturealarm................. 57<br />
Indicatinganalarmforanytemperaturesensorfailure......... 58<br />
Implementingthealarmresetfunction...................... 60<br />
AddingaLatchblocktocontrolthealarm................. 61<br />
Turningthealarmresetoffautomatically................. 63<br />
Addingpagestoyourprogram................................ 65<br />
Writing the sump heater module . . . . . . . . . . .................... 66<br />
Adding the input blocks. . ................................. 66<br />
Addingwirelessconnections........................... 66<br />
Adding the other input blocks . . . . . . .................... 68<br />
Addingtheoutputblock .................................. 69<br />
Controlling the sump heater under normal conditions . . ....... 69<br />
Comparing the outdoor air temperature with the freezing point. . 70<br />
Controllingthesumpheateronoroff....................... 70<br />
Writing the cooling tower fan module . . . . . . .................... 71<br />
Adding the input blocks. . ................................. 71<br />
Addingtheoutputblocks.................................. 72<br />
Startingthefanatlowspeed .............................. 72<br />
Transitioningthefantohighspeed ......................... 73<br />
Transitioning the fan based on supply temp. . . . . . . . ....... 73<br />
Transitioningthefanbasedontime ..................... 75<br />
Summaryquestions......................................... 78<br />
CNT-APG001-EN<br />
vii
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