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LonWorks  System Integrator Guide for the Intelli-Fin  Boiler Interface Controller
Save Date: November 11, 2003
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IF-INT-02.doc
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TABLE OF CONTENTS
Who should read the System Integrators Guide?.......................................................................................................................... 4
Abbreviations used in this document............................................................................................................................................ 4
Trademarks ................................................................................................................................................................................... 4
References .................................................................................................................................................................................... 4
Benefits of System Integration ..................................................................................................................................................... 5
LonWorks overview ..................................................................................................................................................................... 7
BIC details .................................................................................................................................................................................... 8
One unit .................................................................................................................................................................................... 8
Multiple units for increased capacity ...................................................................................................................................... 12
Intended Uses.......................................................................................................................................................................... 14
Network Variables Available to the System Integrator .......................................................................................................... 16
Node Object ........................................................................................................................................................................ 17
Node Object (nviRequest, nvoStatus, and nciConfigSr, nroFileDirectory, nciNodeSendT) .......................................... 17
Node Object (nroPgmVer, nciDeviceName, nviInUse, nciApplVer) ............................................................................. 17
Data Sharing Between Sequencer And Heater Units .......................................................................................................... 18
Data Sharing Between Sequencer And Units (nvoSeqShare, nviSeqShare, nvoModBoilrShare, nviModBoilrShare)... 18
Monitoring .......................................................................................................................................................................... 18
Operating Mode (nvoData.Mode)................................................................................................................................... 18
Time In A Given mode (nvoData.ModeTimer) .............................................................................................................. 21
Number Of Heat Stages Requested To Be Turned On (nvoData.HeatStages)................................................................ 21
Variable Frequency Drive Position (nvoData.VFDPos and nvoVFDDisp).................................................................... 21
Bypass Valve Position (nvoData.BypassPos and nvoBypassValve) .............................................................................. 21
Boiler Run Time (nvoBlrTotRtHr – SNVT_count) ........................................................................................................ 21
Temperature Reports (nvoData, nvoReturnTemp, nvoSupplyTemp, nvoDeltaTemp, nvoBypassTemp,
nvoOutdoorTemp) .......................................................................................................................................................... 22
On / Off information ....................................................................................................................................................... 23
Boiler Status (nvoBoilerState, nvoPumpSpeed, nvoBoilerLoad, and nvoUnitStatus).................................................... 23
Occupancy Status............................................................................................................................................................ 24
Errors and Alarms (nvoError, nvoAlarmH, nvoAlarmStatus, nvoAlarmLog)................................................................ 24
Control Inputs ..................................................................................................................................................................... 26
Supervisory Remote Control (nviBoilerEnable, nviApplicMode).................................................................................. 26
Third Party Sequencer Control (nviBoilerCmd) ............................................................................................................. 27
Remote Outdoor Air Sensor (nviOutdoorTemp – SNVT_temp_p) ................................................................................ 27
Remote control of Set Point Temperature (nviSetPoint – SNVT_temp_p) .................................................................... 27
Physical Analog Input Control Reset Temperature (ResetTemp – SNVT_temp_p)....................................................... 27
Configuration Parameter Network Variables...................................................................................................................... 28
Heartbeat (nciSndHrtBt and nciRcvHrtBt – SNVT_time_sec)....................................................................................... 28
Power up condition (nciPowerUp – SNVT_switch and nciSupplyCntrl – SNVT_lev_disc) ......................................... 28
Pump Run Time (nciOffDelay – SNVT_time_sec) ...................................................................................................... 28
Device Configuration (nciConfig) .................................................................................................................................. 28
Auxiliary Set Points (nciAuxSetPt) ................................................................................................................................ 32
Configuration Parameters setting temperatures .............................................................................................................. 33
Not For Public Use ............................................................................................................................................................. 34
Control Point Calculation ....................................................................................................................................................... 35
nvoData.TempControlPt - SNVT_temp_p or nvoEffectSetpt – SNVT_temp_p ......................................................... 35
BIC and CD Factory Set Configuration.................................................................................................................................. 37
What is LNS?.............................................................................................................................................................................. 38
What is LonMaker? .................................................................................................................................................................... 39
What is needed for system integration? ...................................................................................................................................... 40
Step by step integration............................................................................................................................................................... 40
Ordering and Unit Installation Task ....................................................................................................................................... 41
System Integrator Task - Add BIC system to building network (Offnet) .............................................................................. 41
Install the resource files into the appropriate directories ................................................................................................ 41
Register the resource files in the resource catalog .......................................................................................................... 42
Back up any existing network before making any major changes to an existing network.............................................. 42
Add BICs (sequencer and units) and dummy CDs to either a new or existing LNS network......................................... 43
Configure the LNS data base so that the BIC uses a device specific resource file ......................................................... 47
Add boiler function blocks (objects) for the sequencer and each of the units to the network......................................... 50