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System Integrator`s Guide

1. tea e LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 40 e Give the Functional Block FB a meaningful name Press Finished to place the object on the drawing Repeat for all the BICs Do not make any functional blocks for the CDs New Functional Block Wizard LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 41 Bind the Sequencer BIC to the Unit BICs for normal sequencer operation The variables nvoSeqShare nviSeqShare nvoModBoilrShare and nviModBoilrShare are used to share information between the sequencer BIC and the unit BICs Specifically the SEQUENCER uses nvoSeqShare connected bound to the UNITS nviSeqShare to request and modulate unit heat Feedback from the UNITS nvoModBoilrShare connected bound to the SEQUENCER nviModBoilrShare reports the actual unit response to the request Note If there is no sequencer then there is no binding required e In LonMaker on the drawing select the sequencer BIC function block Right Click and select Connect from the drop down menu e Before making any connections select Unacknowledged in the New Connections drop down box e Then make the following two connections with the Hub and Targets and Add them as listed below Hub Target s Note SEQUENCER gt nvoSeqShare All UnitBIC gt nviSeqSh
2. 6 unsigned short JUNSIGND f fp pt t jo jroPgmVer reserved7 7 unsigned short UNSIGNED b p h b InroPgmVer__ reserved6_ 8 unsigned short UNSIGNED jo lb pt h b nroPgmVer node type unsigned short UNSIGNED 7 0 t fo nvoDa a Mode 1 jsmdtype jsmdtpe o p jt jo jnvoData EffetOcc 2 SNVT_occupancy 109 SNVT_occupancy lb t h b ivoData OverRideOcc 3 SNvT occupancy 109 SNVT occupany 2 fo fh t o jnvoData SchedOcc 4 SNVT occupancy 109 SNvT_ occupancy 3 lb fh h b jnvoData ManudOcc 5 SNVT occupancy 109 SNvT_ occupancy 4 lb fh h b nvoData SensoOcc 6 SNVT occupancy 109 SNVT occupany O f t fo jnvoData TempContolPt 7 degC SNVT temp p 105 SIGNED jo p f2 foil nvoData nletWaterTemp 8 degC SNVT temp p 105 SIGNED _ fe fo f fofo jnvoData OutleWaterTemp 9 degC SNVT temp p 105 SIGNED fto fo f2 foio nvoData DeitaTemp 10 DDC SNVT tempp 105 SiGNED f2 fo f fofo jnvoData CalcWaterFlow 11 j ite sec SNVT flow 15 UNSIGNED i4 b fJ h b nvoData BypassTemp 12 degC SNVT tempp 105 SIGNED fe fo f fofo jnvoData OutsideAirTemp 13 degC SNVT temp p 105 SIGNED fis lo f2 foio nvoData VFDPos 14 percent SNVT lev percent 81 SIGN
3. Template Mame Bic Commission Status Updates pending lt Not Available gt x State Channel Name Channel_3 Handle 3 Subsystems Subsystem 1 oen Example device list compiled from the CD bar code labels and the Device Properties dialog box This list is used to order replacement CDs custom loaded for your network CD Name Given at LNS Device Name LNS LNS NeuronID Node Type Lochinvar Factory Given by System Subnet Node Integrator SEQUENCER SEQUENCER 3 25 010031F24E00 BIC BOILERO1 Boiler01 3 26 010031F20C00 BIC BOILERO2 Boiler02 3 27 010029B81200 BIC BOILERO3 Boiler03 3 28 010029B91900 BIC CD01 CD1 3 29 010053EEDE00 Command Display CD02 CD2 3 30 010038C92D00 Command Display LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 35 Device Properties LE The drawing should look like this when all of the BICs and dummy CDs have been added to network and given appropriate names LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 36 Configure the LNS data base so that the BIC uses a device specific resource file There is a bug in LonMaker LNS that causes all user defined objects to be assigned to LonMark resource file scope 3 resource files one resource file for each manufacturer by default For
4. 22 24 25 26 27 28 29 30 31 POST PURGE At the end of a heating cycle the fan continues to run to purge the i heat is turned off with a post heat purge and the pump is turned IDLE MIN DELAY 24 k 25 combustion chamber and flue of combustible gases At the end of poe l the timed period proceed to the IDLE mode D dE on POST_PURGE_PREPARE There is no longer a call for heat but the unit is still heating water The air flow is set to a rate to prepare for shut down At the end of e ie the timed period proceed to POST_PURGE mode a 30 l SPARE MODE2 31 Notused O This BIC is the sequencer is calling for heat and is cycling through the safety sensors checks before directing one or more units to begin heating water four units in the system five units in the system LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 19 Displayed Meaning SEQ_HEAT_6STGS This BIC is the sequencer and is currently requesting heat from six units in the system eases e aera seven units in the system M GNU c ee eight units in the system nine units in the system units in the system eleven units in the system twelve units in the system thirteen units in the system fourteen units in the system fifteen units in the system sixteen units in the system Time in a given mode nvoData ModeTimer The BIC may be in a given mode for a
5. 2 A building owner may wish to charge extra energy cost when the building is occupied beyond normal hours A billing device may monitor building occupancy to bill the tenant when the space is occupied beyond normal hours 3 Inamulti unit system a custom unit sequence may be implemented by the system integrator LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 6 When equipment can talk to one another each piece of equipment is capable of some system functionality The BIC is able to Note See BIC Details for a complete list of features Items marked with are currently not available for integration in a BIC system Control the temperature of the water supplied by the unit s e One BIC controls one unit that supplies hot water for building heat or another process e More than one BIC and unit can be connected together to increase system heating capacity e One BIC acts to sequence several units on off with variable firing rates Receive information and commands from other devices Unit and Pump Commands Outdoor temperature Water temperature set point of the water may be adjusted by a schedule and remotely Occupancy sensor may over ride the schedule Unit BICs may be sequenced by one sequencer BIC Send information to other devices e Occupancy sensor e Outdoor temperature of local sensor e One sequencer BIC can be configured to sequence other uni
6. Reserved12 i 7 Version LOCH SIG 01 Bit fields most significant bit least significant bits Page 60
7. about LonWorks See www lonmark com for more information about LonMark Benefits of System Integration The benefits of integrating equipment into a building automation system generally are e Reduced energy cost Improved comfort and or safety for building occupants Accommodate building use by enabling unique functions Reduced equipment maintenance cost Information sharing to reduce installed cost The benefits are enabled because the building equipment can talk to one another can report certain conditions automatically to a remote location and can be reprogrammed For example e Energy is saved by reducing comfort when the building or a space in the building is not occupied The space temperature can be allowed to float higher or lower when the building is not occupied e Automatic off site monitoring of building equipment is an economic way of providing equipment maintenance only when needed A single off site monitoring station can monitor hundreds of buildings with little or no human intervention e Bykeeping track of equipment run time maintenance can be requested by the equipment when it is time for maintenance e By viewing the current operating conditions of building equipment over a remote communications connection telephone line a technician can often diagnose a problem from his office The service person can be sure to bring the required parts on his truck when he visits the site e Many tem
8. connection in the Connections window and then pressing the delete button Network Yariable Connection Hub Subsystem 1 SEQUENCER Sequencer nviModBoilrShare Subsystem 1 Y Boiler01 E BOLERO Yy nvoModBoilrShare Boilero2 H BolLERO2 21 4 Boilero3 H BOLEROS l SEQUENCER 54M Sequencer O ADD Subsystem 1 BoilerQ1 BOILEROT nvoModBoilrShare ADD Subsystem 1 Boiler 2 BOILERO2 nvoModBoilrShare ADD Subsystem 1 BoilerO3 BOILERO3 nvoModBoilrShare 2 39 ADD Subsystem 1 SSEQUENCER Sequencer nvoSeqShare ADD Subsystem 1 Boiler01 BOILERO1 nviSeqShare ADD Subsystem 1 BoilerO2 BOILERO2 nviSeqShare ADD Subsystem 1 BoilerO3 BOILERO3 nviSeqShare Connection Attributes Help EG f Nis C MTs Cancel Add All I Add FB SNs Graphics Normal C Use References Show Connections Selected Connections C Selected Connection Targets C Between Selected FB SNs C From or To Selected FB SNs New Connections Unacknowledged J Assign LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 43 The drawing should look like this when objects and connections have been added qM equencer LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 44 Order replacement CDs Request
9. flow input to the BIC Low water Water level level or no is OK or water flow adequate water flow nvoData FlameFailln Reports the state of the hard lockout input to the BIC No flame Flame OK or detected no flame when required there should be a flame nvoData LowAirln Reports the state of the low air input to the BIC Low air Air flow is detected OK nvoData BlockDrainIn Reports the state of the blocked drain input to the BIC Blocked Drain OK drain nvoData LowGasIn Reports the state of the gas pressure input to the BIC The gas The gas pressure pressure is is low or OK high nvoData BlockFlueln When the BIC is a controller reports the state of the Flue Flue not blocked flue input When the BIC is a sequencer Blocked or blocked or reports the time clock input Scheduled scheduled to be unoccupied occupied nvoData SecondaryPmp Not used nvoData LocalAlarm Not used nvoData SeqControllerECfg Not Used nvoData Out7 Not used nvoData LEDOut Not used LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 23 Occupancy status The temperature control point may be controlled by several factors One factor is the occupancy of the building Several occupancy sources of occupancy information are arbitrated by the occupancy arbitration logic to calculate an Effective occupancy for the control point All the occupancy variables have the SNVT_occupancy enumerated data
10. for heat but the unit is not currently heating water The BIC has turned on the pump to circulate water through the unit set the fan to the purge speed to purge the combustion chamber of combustible gases and is evaluating water flow before proceeding to AIR PRES EVAL mode There is a call for heat but the unit is not currently heating water The BIC has turned on the pump to circulate water through the unit set the fan to the purge speed to purge the combustion chamber of combustible gases All previous steps have passed The BIC is checking the flue air pressure before proceeding to BLOCK DRAIN EVAL mode There is a call for heat but the unit is not currently heating water The BIC has turned on the pump to circulate water through the unit set the fan to the purge speed to purge the combustion chamber of combustible gases All previous steps have passed The BIC is checking that the condensate water drain is not blocked if equipped with an optional condensate management system before proceeding to LOW GAS PRESS EVAL mode There is currently a call for heat but the unit is not currently heating water All previous steps have passed The BIC is checking for sufficient gas pressure if equipped with optional gas pressure Switches before proceeding to PRE PURGE mode AIR PRES EVAL BLOCK DRAIN EVAL LOW GAS PRESS EVAL There is a call for heat but the unit is not currently heating water The Ignition request to the Fenwal control panel h
11. period of time before the mode proceeds to the next mode The time that has been spent in a given mode is reported in nvoData ModeTimer which is an unsigned long two bytes data type with range of 0 to 65534 seconds In a sequencer nvoData ModeT imer starts from the beginning of a call for heat until there is no longer a call for heat Number of heat stages requested to be turned on nvoData HeatStages In a sequencer the sequencer commands the units in the system to turn on or off nvoData HeatStages reports the number of stages units currently requested to be turned on by the sequencer nvoData HeatStages is an unsigned short one byte data type In a unit controller nvoData HeatStages is one if there is a call for heat and zero if there is not a call for heat Variable frequency drive position nvoData VFDPos The variable frequency drive position VFD determines the speed of the fan and 1s an indication of how much energy is being transferred to the water nvoData VFDPos a SNVT lev percent data type reports the percentage 0 to 100 percent of fan speed being commanded by the BIC When the ignition is on zero percent means the fan is running at 25 percent of full speed and 100 percent means the fan is running at full speed In a sequencer nvoData VFDPos reports the approximate overall requested fan speeds of the group of units that it controls The relationship between nvoData VFDpos VFD frequency fan speed and firing rate is line
12. replacement CDs from Lochinvar using the REPLACEMNT CD ORDER FORM shown below The REPLACEMENT CD ORDER FORM is also included in a separate file It is preferred that you fill out the form electronically and send it to Lochinvar as an electronic file The form includes a space for the network domain The network domain can be found in a tab under LonMaker Network Properties activated from the LonMaker Properties menu item The domain length must be one byte long RHREREXER CRITICAL INFORMATION s ss s The BICs and CDs are configured at the factory The factory sets the network image domain subnet node and bindings so that BICs can communicate with one another and CDs can display BIC status Integration into an LNS system changes the BIC network image to one that has been created for your network during the task of adding BICS to the building network Replacement CDs will be programmed according to the subnet node address listed in the REPLACEMNT CD ORDER FORM Itis important to send the correct information to the factory wee CRITICAL INFORMATION eee LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 45 REPLACEMNT CD ORDER FORM SITE where BICs will be installed CUSTOMER Company Contact Phone FAX E Mail SHIPPING ADDRESS Address City State Zip Country DOMAIN H
13. set to nciOAReset AbsMinSetp Note 2 Also if the calculated control point from the steps Exact control point calculation The control point is set to a point on a line having the following equation nvoData TempControlPt nciOAReset Setpoint X A B where A nciOAReset MaxSetpoint nciOAReset Setpoint Furthermore A is limited to the 0 and 250 degrees C range before being used in the formula Normally the tool that enters values in nciOAReset does not cause the limit to be exceeded but the limit protects the BIC from invalid values set by the tool B nciOAReset OaMaxSetpoint nciOAReset OaMinSetpoint Furthermore B is limited to the 1 to 140 degrees C range before being used in the formula above Normally the tool that enters values in nciOAReset does not cause the limit to be exceeded but the limit protects the BIC from invalid values set by the tool nciOAReset OaMaxSetpoint nvoData OutsideAirTemp Furthermore Xis limited to the O to B degrees C range before being used in the formula above LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 26 If nvoData OutsideAirTemp is greater than or equal to nciOAReset OaMaxSetpoint then X 0 because of the limit and then the control point nciOAReset Setpoint If nvoData OutsideAirTemp is less than or equal to nciOAReset OaMinSetpoint then X B because of the limit and then the control point nc
14. speed Whenever the valve is intended to be closed all the way for example at the end of a heating cycle the motor is over driven to ensure that the valve is in a known position Bypass valve position does not apply to sequencers Boiler Run Time nvolIO Blr TotRtHr Boiler run time is the number of hours that the unit has been heating water and can be used to schedule unit maintenance The run time is saved in non volatile memory every eight hours of accumulated run time Therefore a loss of power may cause up to eight hours of run time to be lost during a power outage nvoIO BIrTotRtHr reports the run time in hours The data type is unsigned long two bytes and has a range from 0 to 65534 hours LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 21 Temperature reports The variables listed below reports various temperatures in the system Variable Data Type Range Function Degrees C nvoData InletWaterTemp SNVT temp p 10 to 120 Reports the Inlet water temperature If the BIC is a sequencer the temperature reported is the Return Water temperature nvoData OutletWaterTemp SNVT temp p 10 to 120 Reports the Outlet water temperature If the BIC is a sequencer the temperature reported is the Supply Water temperature nvoData DeltaTemp SNVT temp p 0 to 120 Reports the Outlet water temperature minus Inlet Delta water temperature If the BIC is a sequence
15. that keeps track of all the devices and their addresses in the system The neuron ids addresses device names and device types are saved in the tool data base e Each device has information that may be shared with other devices The information is stored in each device in network variables and optionally in files Each device type has a set of network variables and files unique to the device type PC tools read computer files that tell them what network variables and files are available in each device type See BIC Details for a list of network variables found in the BIC e A device will report a network variable to other devices when ask or polled by another device For example water temperature device state alarms etc may be polled by a PC to display the current values on the screen The PC needs a data base of device addresses device names and device types to retrieve and display information from devices e Anetwork variable in a source device may be bound to volunteer information to destination device s For example the output network variable on the outdoor air temperature sensor may be bound connected to all the network variable inputs on devices that use outdoor air temperature When ever outdoor air temperature changes the sensor sends the new temperature to all the devices that need it Binding 1s done by the system integrator using a PC tool to tell the devices to bind the network variable output in on
16. to the system integrator Prepare to connect LonWorks Network wire to the BIC System Task e Run the building LonWorks network wire to the BIC system but do not connect the BIC system to building LonWorks network System Integrator Task Final Integration OnNet Note The final task of integration is performed after replacement CDs arrive Shut down the boiler system Remove the CDs from the boiler system Connect the BIC System to the building LonWorks Network Commission the BICs Install the replacement CDs Return the boiler system to operation Test any network functions The step by step process is long involved and somewhat tedious Do not rush through the process or skip any steps Check your work before you go on to the next step Refer to this step by step guide on every step It is not recommended that you use the LonMaker network recovery and merge facilities with BICs or CDs The recovery process is prone to recovery errors and can leave the BICs in a non functional state For example The recovery process does not recover BIC bindings completely and the merge facility changes the subnet node address of all the BICs After the BICs have been integrated into a system it is recommended that the LonMaker merge facility not be used on the network The CDs contain a table of BIC subnet node addresses and if the merge facility changes a BICs subnet node address the CD will no longer be able communicate with BICs Ordering a
17. A r 19 20 f 21 jc 22 coo 10 01 CO Fo e o0 errero NRO 523 24 42 5 R26 fe 23 28 29 F 30 fe 31 32 ELEC IC 34 55 33 y 36 31 38 39 40 48 Bop BB BBW UDO 50 N rP nes th numeration to be used with stmd type Version LOCH SIG 01 _UNVTstmd _UNVTstmd file defi enum stmd_type START UP WAIT IDLE WATER FLOW EVAL AIR PRES EVAL BLOCK DRAIN EVAL LOW GAS PRESS EVAL PRE PURGE IGNITION EVAL BOILER ON EVAL HEAT WATER FLOW FAIL MODE AIR PRESS FAIL MODE BLOCK DRAIN FAIL MODE BLOCK FLUE FAIL MODE LOW GAS PRESS FAIL MODE FLAME FAILURE MODE SOFT LOCK OUT FAIL MODE HEAT MOD FAIL MODE MANUAL FACTORY TEST PUMP ONLY EMERGENCY MODE DISABLED MODE HIGH TEMP MODE OFF MODE SMOKE EMERGENCY POST PURGE FREEZE PROTECT MODE POST PURGE PREPARE FLOAT OUT SYNC IDLE MIN DELAY SPARE MODE2 SEQ HEAT OSTGS SEQ HEAT 1STGS SEQ HEAT 2STGS SEQ HEAT 3STGS SEQ HEA
18. CH SIG 01 Page 27 e All of the configuration parameters are loaded at the factory The command display module s are configured to communicate with the BICs using subnet node addressing Each command display can support up to 17 BICs e Typically only one BIC per interconnected group is configured to be a sequencer What is LNS The acronym LNS means LonWorks Network Services LNS provides network services that are necessary to build interoperable LonWorks systems or jobs LNS resides in a device on the network usually a PC but smaller versions are available and provides services to any client device that requests them Typically LNS is used by human interface devices such as LonMaker to manage the devices on the network Specifically a human interface device may use the LNS server when installing configuring interconnecting commissioning monitoring and replacing devices on the LonWorks network LNS does not display any network information directly A separate user interface client such as LonMaker must be present to display and modify anything on the network LNS assumes that each device on the network contains objects Each object has inputs outputs configuration parameters and a predetermined fixed functionality The objects may be configured and interconnected to perform desirable functions in the system LNS keeps track of the devices and objects in the system data base The LNS server makes the information in its data base a
19. ED 20 fo 2 005 jnvoData HeatStages 15 unsigned short UNSIGNED p2 b fh h b jnvoData PrimayPmp 16 unsigned amp amp BOOLEAN ps gy hhb nvoData SecondaypPmp 17 unsigned 3 j amp BOOLEAN 3 je fh t jo jnvoData gnittnab 18 unsigned amp amp BOOLEAN ps b hh b nvoData Localaarm 19 unsigned 3 j amp BOOLEAN 3 4 pt t jo jnvoData DialOuAlarm 20 unsigned amp amp BOOLEAN ps Bb hp b nvoData AuxCalHeat 21 unsigned 1 j amp BOOLEAN 3 2 pt t jo InvoData Ou7 22 unsigned 1 amp BOOLEAN ps h pt M p nvoData SeqContrllerctg 23 unsigned 1 j amp BOOLEAN 3 o pt t jo jnvoData ManDisabeln 24 unsigned amp BOOLEAN p4 py pt M qo voData GlowBarOnn 25 unsigned 3 amp BOOLEAN 4 6 pt t jo nvoData GasValveOnIn 26 unsigned 1 LZ RBOOLEAN 24 to LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 55 NvField LowWaterFlowlIn pnsigned amp BOOLEAN unsigned amp BOOLEAN unsigned amp BOOLEAN unsigned 1 jJ8BOOLEAN nvoData BlockFuem 32 unsigned 1 BOOLEAN LEDOut 33 unsigned 1 amp BOOLEAN 2o jo p n po voDat a Spae 34 funsigned 6 UNSIGNED 2s o je M jJ u
20. LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 1 muellli Fin LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Before Serial 103H0015780 By Lochinvar Corporation June 2001 LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 2 LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 3 TABLE OF CONTENTS Who should read the System Integrators Guide cccccesseesseescessceesceecesecaecesecaeecseeeseeaeseaceseeeaeeneeesuecnaecnaecaaecaeecaeeeaeeeneeeeeenreeas 3 Abbreviations used in this docurerit ano ohne dike eine b RR ROGO a REO pat Trademarkszos s sacos eas Ac tee Race Tl dst pet Erat Se alae E Los Re Mts dk Ene tutes References stl fat Ate Retina Aan A eL Inh nest hea TEE eh leit tats Benefits Of System Integration ona eee t ate e tuae peer pee dea Pe dee ette EonWOorksOVervieW as ion etit Reheat BaP so dababetentitu aal Geek bt ih a nb rd bei boh oso Bi details icc mo dcos a Ath Aare lis ath Ent S tla a atr LE Dore toh fec ene sees One Unites ione hes we cac nd E ubt tasti seh ET tft EAE Rep osse esc Multipleunits for in reased Capacity deo eec ie p p a eem tu et eee t pi te p eet TNtENASCiUSES DR M EC Network Variables Available to the System Integrator sssssssee
21. OOLEAN hB 4 t t jo nvoStatus omm falue 14 unsigned 1 amp amp BOOLEAN hB Bb hhb nvoStatus lai self test 15 funsigned 1 jJ amp BOOLEAN hB 2 t t jo nvoStatus elf test in progress 16 unsigned amp BOOLEAN f p hhb nvoStatus ocked out 17 pnsgnd amp BOOLEAN b hhb nvoStatus manual conto 18 funsigned 1 j amp BOOLEAN h p t t jo nvoStatus n alrm 19 jnsigned amp amp amp BOOLEANN f b hhb nvoStatus n overide 20 funsigned 1 amp j amp BOOLEAN fh 5 t t o nvoStatus report mask 21 unsigned amp amp BOOLEAN fj M pt M Qo nvoStatus programming mode 22 jusiged jJ amp BOOLEAN fh hB hho nvoStatus programming fal 23 nsigned amp BOOLEAN f k t M p nvoStatus alarm notify disabled 24 funsigned 1 amp BOOLEAN fh fh pt t jo nvoStatus reserved i 25 ynsigned amp BOOLEANN fje b pt p nvoStatus reserved2 26 unsigned 8 UNSIGNED 5 o ot fo InroPgmVer__ reservedt 1 char o UNSIGNED fo lb php QD nroPgmVer rseveda 2 char 1 QqNSINED fh fp hho jroPgmVer eseved3 3 char UNSIGNED p b pt 9 po roPgmVer esevedd 4 char 1 QNSIGNED bB fp p p j InroPgmVer__ reservedd 5 f unsigned short UNSIGNED fe b hh b nroPgmVer rserved
22. P ONLY Not currently supported EMERGENCY MODE Not currently supported DISABLED MODE The unit is not heating water but the pump may be on or off depending on the pump configuration set at the factory The DISABLED MODE occurs when one of the following is true e Disable switch on unit is set in the disable position e Improperly configured sequencer configuration is performed at the factory eA sensor that is critical to operation has failed HIGH TEMP MODE 23 If the inlet outlet or bypass water temperature exceeds the high temperature limit configured in the factory then the BIC turns off the heat A post heat purge operation occurs during this mode OFF MODE Not currently supported SMOKE EMERGENCY Not currently supported If inlet outlet or bypass is less than the factory configured limit FLOAT OUT SYNC There is no call for heat and the BIC is calibrating the floating SEQ HEAT 1STGS 33 This BIC is the sequencer and is currently requesting heat from one unit in the system SEQ HEAT 2STGS 34 This BIC is the sequencer and is currently requesting heat from two units in the system SEQ HEAT 3STGS 35 This BIC is the sequencer and is currently requesting heat from three units in the system control analog outputs such as the bypass valve The BIC performs the calibration so that the valve positions can be accurately reported at power up The FLOAT OUT SYNC mode occurs only at power up reset after START UP WAIT 15 16 18 19 20 21
23. Range Degrees C Page 25 used Control Point Calculation The control point is the desired temperature of the water The sequencer BIC or the one unit BIC calculates the desired water temperature according to the following table depending on the effective occupancy and the factory configuration Effective Occupancy Factory configuration nvoData TempControlPt is set to the value listed nvoData EffectOcc Water heater or boiler below Note 1 OC UNOCCUPIED Don t Care nciOAReset SetbackAmt Single Water Heater Unit or Water Heater Sequencer nciOAReset Setpoint OC OCCUPIED Or Single Boiler Unit or Boiler Sequencer Commsioned at the factory to ignore outdoor temperature Single Boiler Unit or Boiler Sequencer Use outdoor temperature OC OCCUPIED Commissioned with Optional Outdoor Air Pkg 215 5 Degrees C Outdoor Air Sensor Failed or not connected See Note2 Single Boiler Unit or Boiler Sequencer Use actual outdoor OC OCCUPIED Commissioned with Optional Outdoor Air Pkg temperature Outdoor Air Sensor Working See Note 2 Note 1 The effective control point nvoData TempControlPt is limited to values between nciOAReset AbsMaxSetp and nciOAReset AbsMinSetp In other words if the calculated control point from the steps above is above nciOAReset AbsMaxSetp then nvoData TempControlPt is set to nciOAReset AbsMaxSetp above is below nciOAReset AbsMinSetp then nvoData TempControlPt is
24. T 4STGS SEQ HEAT 5STGS SEQ HEAT 6STGS SEQ HEAT 7STGS SEQ HEAT 8STGS SEQ HEAT 9STGS SEQ HEAT 10STGS SEQ HEAT 11STGS SEQ HEAT 12STGS SEQ HEAT 13STGS SEQ HEAT 14STGS SEQ HEAT 15STGS SEQ HEAT 16STGS stmd type End of UNVTstmd h endif Page 58 in UNVT ctl data LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller File BICTypes h type definit typedef struct char reservedl char reserved2 char reserved3 char reserved4 unsigned short unsigned short unsigned short unsigned short UNVT pgm id typedef struct stmd_type NVT occupancy NVT occupancy NVT occupancy VT occupancy VT occupancy VT temp p VT tem zZ A VT tem p p VT temp w p p A LA VIAF LO VT tem Zu A lt H temp _ NVT lev percent unsigned short oe ee ee ee unsigned Seconda unsigned IgnitEn unsigned LocalA unsigned AuxCall unsigned Out7 unsigned SeqCont unsigned GlowBar unsigned LowWate unsigned FlameFa unsigned LowAirIl unsigned BlockDr unsigned LowGasI unsigned BlockFl unsigned LEDOut unsigned Spare unsigned long SNVT lev percent UNVT ctl data typedef struct unsigned PrimaryPmp unsigned DialOutAlarm unsigned ManDisableIn unsigned GasValveOnIn Version LOCH SIG 01 Created 1 9 2001 Revised 01 15 2001 ions for BIC reserve
25. amp other the length is the number of bits in the field 1 through 7 bits Bit fields are not allowed to go over a byte boundary An operator interface always uses a length of one for an other data type regardless of the value of Length An operator interface always uses a length of four for a FLOAT data type regardless of Length e Scalel0 ScaleOffset When the DataType is SIGNED UNSIGNED or FLOAT these parameters are used to convert the scaled field value to an engineering units value LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 56 The analog value in engineering units for SIGNED or UNSIGNED or FLOAT is Engineering Units Value FieldValue Scale10 ScaleOffset When the data type is an enumerated data type the table below lists the text displayed for each enumerated value DataType EnumText EnumValue object request t RQ NORMAL object request t object request t object request t object request t object request t object request t object request t object request t RQ CLEAR STATUS object request t object request t object request t object request t object request t object request t object request t RQ UPDATE ALARM aljas aye object_request_t SNVT_occupancy SNVT_occupancy SNVT_occupancy SNVT_occupancy SNVT_occupancy config_source_t config_source_t config source t BOOLEAN BOOLEAN stmd_type stmd type stmd type stm
26. ar The end points are shown in the table below nvoData VFDpos VFD frequency Fan Speed Firing Rate percent Hz percent of full percent of full firing rate speed 0 15 25 25 100 60 100 100 The BIC reserves the option in the future to command the nvoData VFDpos to a value grater than minimum to overcome cold inlet water temps so condensate does not form on the primary heat exchanger Bypass valve position nvoDataBypassPos The temperature of the water in the primary heat exchanger is controlled to prevent condensation in the primary heat exchanger Condensation is allowed only in the secondary heat exchanger Water circulated from the primary heat exchanger outlet back to the primary heat exchanger inlet is used to keep the primary heat exchanger above the condensation point A LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 20 bypass valve controls the amount of water being re circulated based on the bypass water temperature nvoData BypassPos SNVT_lev_percent data type reports the bypass valve position When nvoDataBypassPos is zero the valve is closed and when the nvoDayta BypassPos is 100 percent the valve is fully open The bypass valve is controlled via a floating control electrical connection The bypass position is only an estimate of valve position based on how long the valve motor is driven open or closed with a known motor
27. are Do not include SEQUENCER in the target List SEQUENCER gt nviModBoilrShare All UnitBIC gt nvoModBoilrShare Do not include SEQUENCER in the target list Hub selection Network Variable Connection x Hub Subsystem 1 SEQUENCER Sequencer nviModBoilrShare j Boiler03 SEQUENCER 9 Sequencer nviModBoilrShare nviseqshare nvoData ase e El nvolo nvoModBoilrShare nvoSeqShare Add FB SNs Graphics El ADD Subsystem 1 SEQUENCER SequencerinvoSegShare Normal ADD Subsystem 1 Boiler01 BOILERO1 snviSeqShare C Use References ADD Subsystem 1 BoilerO2 B0ILERO2 nviSeqShare ADD Subsystem 1 BoilerO3 BOILEROS nviSeqShare Show Connections Selected Connections Selected Connection Targets Between Selected FB SNs C From or To Selected FB SNs Connection Attributes Mew Connections Unacknowledged Properties Assign LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 42 Use the Add FB SN button to add target devices to the list of targets Then use Add All to simplify adding targets The view below shows target selection and final results Sometimes the wizard tries to connect between a sequencer input and output network variable Be sure to delete the connection between the sequencer input and output network variables by first selecting the sequencer to sequencer
28. arious functions from a repertoire of functions or the configuration parameter may vary the function in some way such as change the gain in a PID control loop An electronic module that controls mechanical equipment displays controller information to a human or connects the communications network to another network The nodes communicate with one another over the LonWorks network LonWorks Network Services A server used by network tools to manage monitor and control the nodes on LonWorks networks Personal computer work station running building management software Each device contains one or more object Each object has defined inputs outputs configuration parameters and predetermined functionality A site or system is one building or one campus A site consists of several devices connected together by one LonWorks network Even if the devices are miles apart they may belong to one site if one LonWorks network interconnects them A sequencer is a device that controls several units that are connected together for greater heating capacity The sequencer controls the water temperature by commanding the several units to turn on or off depending on the water temperature The sequencer directs which units are firing at each moment and also directs the firing rate of each unit when they are turned on Refers generically to either Boilers or Water Heaters Intelli Fin units may either be boilers for supplying hot water for heating systems or wat
29. as been made Proceed to BOILER ON EVAL mode There is a call for heat and the unit should be heating water The inlet and outlet water temperatures are being compared to show that the unit is heating water before proceeding to the HEAT mode There is a call for heat and the unit is heating water The fan speed and bypass valve position are being adjusted to maintain the water temperature set points When heat is no longer called for proceed to the POST PURGE PREPARE mode The primary pump is on but no water flow through the unit is detected The fan and pump are on but the unit is not heating water When there is no longer a call for heat proceed to IDLE The fan has been turned on but no flue air pressure has been detected The fan and pump are on but the unit is not heating water When there is no longer a call for heat proceed to IDLE The condensate water drain is blocked The fan and pump are on but the unit is not heating water When there is no longer a call for heat proceed to IDLE A blocked flue has been detected The fan and pump are on but the unit is not heating water When there is no longer a call for heat proceed to IDLE There is a problem with the gas pressure The fan and pump are IGNITION EVAL BOILER ON EVAL HEAT WATER FLOW FAIL MODE AIR PRESS FAIL MODE BLOCK DRAIN FAIL MODE BLOCK FLUE FAIL MODE LOW GAS PRESS FAIL MODE on but the unit is not heating water When there is no longer a call PRE PURGE Th
30. cy schedules zone set points manual occupancy and other parameters 5 Display and configure the alarm and trend logs 6 Advanced features for multi site monitoring scheduled periodic monitoring of buildings change the schedule at multiple sites with only one entry and others 7 Manage user permissions restricting the functions available to each user according to job description 8 Configuration of the devices and the network available only to installers and system integrators 9 Manually control devices available only to installers e Other devices may be needed in the system as determined by the application requirements and system integrator LonWorks overview Some of the features of the LonWorks system are e All devices use the LonTalk protocol defined and documented by Echelon Corporation The protocol defines the electrical communications signals used by devices the type of wire to use between devices and how information is exchanged between the devices e Each device contains a unique identifier called the neuron id Most devices contain a microprocessor called the neuron and each neuron is given a unique 48 bit identifier at the time of manufacture The neuron id is read by a PC tool during the installation process An example of a neuron id is the hexadecimal number 00 01 3F EE 2F 7A e Each device has a unique address identifier The unique addresses are assigned by a system integrator using a PC tool
31. d outputs in the LNS data base e Change the object configuration parameters in the LNS data base e Retrieve information from devices objects for use by monitor user interfaces LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 28 e When object configuration parameters or connections are changed in the LNS data base send the changes to the device s that are already installed on the LonWorks network e Retrieve network topology network address connections configuration parameter information from a functioning system and store the information in an LNS data base Not all the desired information may reside in the system but basic information can be retrieved e Other functions to automate system design and maintenance The LNS server contains two major components The Network Services Server NSS processes standard network services maintains the network data base and enables and coordinates multiple points of access to its services and data The Network Services Interface NSI provides the physical interface to the LonWorks network and manages transactions with the NSS and application servers In addition the NSS interfaces to local client applications through the LNS Host API When the host is a PC then clients interface using Microsoft OLE automation The LNS architecture allows many human interfaces or tools to exist on the LonWorks network at the same time Only one Netwo
32. d type stmd type li stmd type LOW GAS PRESS EVAL stmd type PRE PURGE stmd type IGNITION EVAL stmd type stmd type stmd type stmd type wo stmd_type stmd_type stmd_type stmd_type stmd_type stmd_type c1 10 11 12 1 10 12 14 16 stmd type PUMP ONLY stmd type EMERGENCY MODE stmd type DISABLED MODE stmd type HIGH TEMP MODE stmd type OFF MODE stmd type SMOKE EMERGENCY stmd type POST PURGE stmd type FREEZE PROTECT MODE stmd type POST PURGE PREPARE stmd type FLOAT OUT SYNC stmd type IDLE MIN DELAY stmd type SPARE MODE2 stmd type SEQ HEAT 0STGS 32 stmd type BOILER ON EVAL stmd type FACTORY TEST 2 wWIYVININININININININININ gt gt gt oj cdcj oo 1 O O1 A SVIN O co Oo 4 LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 DataType EnumText EnumValue stmd_type SEQ_HEAT_1STGS 33 SEQ_HEAT_2STGS 34 SEQ HEAT 3STGS 35 SEQ HEAT 4STGS 36 SEQ HEAT 5STGS 37 SEQ HEAT 6STGS 38 SEQ HEAT 7STGS 39 SEQ HEAT 8STGS 40 SEQ HEAT 9STGS SEQ HEAT 10STGS SEQ HEAT 11STGS SEQ HEAT 12STGS SEQ HEAT 13STGS SEQ HEAT 14STGS SEQ HEAT 15STGS SEQ HEAT 16STGS AJAJAJA A AJAA COIN OD Oy A a Pp The table headings and the information in the columns are e DataType The Enumerated Data Type specified for the field e EnumText The text displayed by an Operator Interface for the EnumValue e EnumValue The nu
33. db5 reserved6 reserved7 node type node type is set to 24 or Mode EffectOcc OverRideOcc SchedOcc ManualOcc SensorOcc TempControlPt InletWaterTemp OutletWaterTemp DeltaTemp CalcWaterFlow BypassTemp OutsideAirTemp VFDPos HeatStages 15 Bit fields ryPmp T ab eI arm sp ed Ty Heat 1 Ty rollerCfg 1 least significant Bit siy Bit fields OnIn si 217 jf rFlowIn ss ilIn HF n 21 ainIn sq n 217 least significant Bit ueIn BEES Bit fields sry 6 least significant Bits ModeTimer BypassPos 18H in BICs Most significant Bit Most significant Bit Most significant Bit Page 59 LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller SNVT temp p SNVT temp p SNVT temp p SNVT temp p SNVT temp p SNVT temp p SNVT temp p SNVT temp p SNVT temp p UNVT oa r typedef struct SNVT temp p SNVT temp p SNVT temp p SNVT temp p signed long signed long unsigned unsigned UNVT io unsigned long unsigned long unsigned long MaxSetpoint SetbackAmt Setpoint EmergSetpoint OaMinSetpoint OaMaxSetpoint OaHtgLockout AbsMaxSetp AbsMinSetp eset Rese Rese Rese Rese Rese Rese unsigned short Rese unsigned short Rese Rese Rese rvel rved2 rved3 rved4 rved5 rved6 rved7 rved8 rved9 rved10 BlrTotRtHr Reservedll
34. denses from the exhaust gas is not blocked The gas pressure is within tolerances The ignition system is working After the fire has been established the outlet and inlet temperatures are compared to show that water is actually being heated Re circulation Bypass Valve T1 Secondary Heat Bypass H Exchanger gt Inlet Water Exchanger Primary Outlet Water Temperature Temperature Water Primary Temperature Pump Combustion Waste Gas Heat Intelli Fin Block diagram One BIC controls the temperature of the water delivered by one unit A BIC receives the water temperature and other information from sensors and commands the fan bypass valve and ignition system to heat the water The BIC also interfaces via a LonWorks network to other equipment for system wide coordination and reporting LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 10 The wiring diagram below shows the typical connection between the BIC and the safety sensors and controls This wiring drawing is not to be used for wiring or interface details It is to be used for an overview of boiler operation only VAS 24 VAC 0 Of Flame am
35. e Fenwal Circuit Failure VAC Failure Breaker LWCO N T STA PRESSURE ava input a ix ET GAS SUITES E Switch Input 4 Low D PRESSURE BlockeqBlocked Blocked AG ge Blower P a HIGH Air Flue Louver our Beli Relay FLOW LOW Flow Drain aa La ANALOG OUT oof joo FROM t y E VFD Excel 10 Ignit 8 Relay F 120 VAC GAS VALVE Bypass Valve Contr i Bypass Valve P H20 OUTPUT lt H20 FROM XL10 Low Water or Flow HSI LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 11 The physical inputs connected between the unit and the BIC are listed below Input Function Inlet Water Temperature Measure inlet water temperature Low Air and Blocked Drain Input Indicate loss of airflow or drain blockage from the low air pressure sensor and blocked drain sensor External switches and resistor network used to create 2 to 10 volts input voltages to indicate switch status Low Gas Pressure Input and Blocked Indicates gas pressure problem or blocked flue from the high and low gas Flue pressure sensor and blocked flue sensor External switches and resistor network used o create 2 to 10 volts input voltages to indicate switch status Applies only to a unit controller Time Clock Input Scheduled building occupancy Used to determine the temperature set point of the co
36. e device to input network variables in another device s The binding information is saved in the PC tool data base LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 8 e All bound network variables are volunteered by the source device when the network variable value changes e Some bound network variables may also be volunteered by the source device periodically even if no change has been made The periodic volunteering of information is called the heart beat and is used by the destination device s to determine that the source node is still working If the destination device fails to receive the information periodically the destination device will take alternative action e Some of the input network variables or files are stored in non volatile memory and used by the device to tailor the device operation to the application These variables are called configuration parameters and are set by the installer or system integrator using a PC tool The configuration parameters are saved in the PC tool data base Remote PC Monitoring Software Local PC Commissioning Tool and or PC Monitoring Software Command Display Module Serial LonTalk Adapter LonWorks Network Other Alarm and Scheduler Controls Trend Logger HVAC Lighting Security Elevator SENSORS Other ACTUATORS Typical LonWo
37. e the LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 4 Intelli Fin into a building automation system System Integrators are expected to have previous experience with LonWorks systems This document is intended to be used by LonMark system integrators that use LNS based tools but information included here may enable system integrators to integrate Intelli Fin boilers in to other systems Abbreviations used in this document BAS BIC Binding CD Configuration Parameters Device or Node LNS PC Object Site or System Sequencer Unit Trademarks Building automation system that uses LonWorks digital communications to exchange information between the equipment and human interfaces in the system Boiler Interface Controller for Lochinvar Intelli Fin units Sometimes the BICs are referred to as XL10 controllers The process of logically connecting the information in a source node to the information in a destination node s When the information in the source node changes the new value is automatically communicated to the destination node s over the LonWorks network Command Display Module A dedicated human interface for the BIC Also known as a HIP Human interface Panel A device or object performs various predetermined and fixed functions that are selected by variables called configuration parameters The configuration parameters may select v
38. e units using a sub base A CD can be removed by lifting the bottom of the CD away from the sub base When the bottom of the CD is disconnected from the sub base rotate the CD further until the plastic tabs at the top of the CD allow the CD to be removed from the sub base Package the removed CDs for return to the Lochinvar factory Connect the BIC System to the building LonWorks Network Connect the LonWorks network to the building network LonMaker LNS must be connected to the LonWorks network to complete this installation LonMaker must be able to communicate with the BICs LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 47 Commission the BICs In this step the BICs will be commissioned The process of commissioning is a three step process e Assign the neuron id to a device in the network drawing e LonMaker reads the configuration parameters from the device e LonMaker down loads the network image to the device CDs are not commissioned by LNS LonMaker Do not try to commission CDs wii WARNING ree The BICs and CDs are configured at the factory The system integrator must not change any of the BIC or CD configurations The system integrator must protect the configuration of the BIC and CD made in the factory During installation the system integrator must read the configuration parameters from the BICs into the tool data base LNS data base before trying to m
39. eee Node Object nviRequest nvoStatus and nciConfigSr Data sharing between units and sequencer nvoSeqShare nviSeqShare nvoModBoilrShare nviModBoilrShare 16 Operating Mode nvoData Mode sss eene tn nite n nenne tenen enne rre 17 Time in a given mode nvoData ModeTimer esses ener ener nnne en nnne 19 Number of heat stages requested to be turned on nvoData HeatStages sse 19 Variable frequency drive position nvoData VFDPos sssessssssseeseeeeeeeenee nennen enne enne nnne nentes 19 Bypass valve position nvoDataBypassPos ccsccessceseseseeseecseecseeeneeneesceeseeeseseceecsesesaeceseceaeceaecaaecaeecaeeeseseneenseenteees 19 Boiler Run Time nvoIO BlrTOotRtHr eseeseseseeseeeen eene enne nennen enne nnne trennen erinnere entren nnne nennen nnns 20 Temperature TSP OLS 3d ot e ee Oeste POT P b ea te ut petet Pe CERE EP LEUR due DOO REPRE 21 On Oft informiation 32 oo eerte e eerte ete S dede Mese erste derent ee E 22 Ge MIDEHIMAIEDI I 23 Configuration Parameters setting temperatures ssssssseseeseeeee eene enne enne nennen entren enne nre 24 Control Point Calculation ccs 5 eret te n Pu rat e e e e er i ed aes 25 BIC and CD Factory Set Configuration eie ee c eei etie ele eie eee ie ede e ble enia 26 What 18 ENS 27 W
40. egrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 39 Add boiler function blocks objects for the sequencer and each of the units to the network Connections between the sequencer and units must be added to the network In LonMaker the connections are made between functional block objects Boiler Objects LMOBJ1 must be added to the drawing before the connections binding can be made The steps below show how to add objects to the drawing e Drag the Functional Block template to the drawing causing the New Functional Block Wizard to run Select the device Name and Functional Block Name LMOBJ1 to be added to the drawing Note For BICs the ID is 6 20040 6 is the resource file scope and 20040 is the resource file user defined object type that has been assigned to BICs If the scope is not 6 the resource file will not be found by LNS and device data will not be parsed and formatted correctly in the LonMaker browser and other user interfaces that use LNS resource files If the scope is not 6 the scope can be changed manually for every BIC LMOBJI using the LNS Object Browser New Functional Block Wizard x Select Device and Functional Block Instance Source FB Name Func Block 1 FB Type Subsystem Name Subsystem 1 Browse Device Type Bic Name SEQUENCER m Functional Block Type Lochinvar Boiler Control object ID fE 20040 Name LMOBJ1
41. ems are needed to integrate the BIC into an LNS based system e Either LNS version 3 xx or LonMaker version 3 xx installed on your PC LNS and LonMaker are Echelon products e Network interface to connect your PC to the LonWorks network Any of the NSI supported interfaces may be used for system integration Generally network interfaces are available from Echelon e Resource files available in BIC ZIP archive BIC ZIP is available from Lochinvar BIC XIF device interface BIC XFO and BIC XFB binary device interface files BIC DEF source definition resource file BIC TYP custom data structures BIC FPT functional profile for BIC BIC ENU United States English language text strings BICUS FMT data format with United States units BICSI FMT data format with metric units README TXT instructions for resource files installation into LonMaker LNS It is recommended that you read the README TXT file for details on the installation of the resource files There may be current issues with LonMaker LNS that you should know LNA SN NS SNAS e WinZip or other program that can extract the resource files from the BIC ZIP archive and place them in the appropriate directories e You will need a browser to display and modify BIC information LonMaker comes with a browser that shows the values and allows you to change those that can be changed but the format is not user friendly Your custom browser or graphics package can d
42. er heaters for supplying hot water for some process More details requirements will be specifically called out Intelli Fin is a registered trademark of Lochinvar Corporation Echelon and Neuron are U S registered trademarks of Echelon Corporation LonMark LonWorks LonTalk LonBuilder and LNS are trademarks of Echelon Corporation References LonMark Application Layer Interoperability Guidelines Revision 3 2 by LonMark Interoperability Association LonMark Layers 1 6 Interoperability Guidelines Revision 3 0 by LonMark Interoperability Association LonMark External Interface File Reference Guide Revision 4 0A by Echelon Corporation LonMark Resource File Developer s Guide by Echelon Corporation LonWorks Technology device Data by Motorola SNVT Master List and Programmers Guide by Echelon Corporation The LonWorks Network Services LNS Architecture Strategic Overview white paper by Echelon Corporation The LonWorks Network Services LNS Architecture Technical Overview white paper by Echelon Corporation LNS Programmers Guide for Windows by Echelon Corporation Junction Box and Wiring Guideline for Twisted Pair LonWorks Networks by Echelon Corporation LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 5 Installation and Service Manual Intelli Fin Hot Water Heating Boilers by Lochinvar See www echelon com for more information
43. ere is currently a call for heat but the unit is not currently heating water All previous steps have passed and the fan is continuing to purge the combustion chamber of combustible gases for a period of time before proceeding to IGNITION EVAL mode LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 18 Displayed Meaning for heat proceed to IDLE Some units are wired to connect the high and low gas pressure sensors together so a LOW_GAS_PRESS_FAIL_MODE may in fact be issued when the gas pressure is too high The Fenwal Ignition Controller has indicated a flame failure Hard Lockout The unit is not heating water When there is no longer a call for heat proceed to IDLE There is a call for heat but no heat has been detected during BOILER ON EVAL and 5 minutes have gone by The unit is not heating water When there is no longer a call for heat proceed to IDLE HEAT MOD FAIL MODE 17 There is a call for heat Heat has been detected but then the heat failed A failure purge operation is taking place The unit is not heating water 20 21 FLAME_FAILURE_MODE SOFT_LOCK_OUT_FAIL_MODE MANUAL Not currently supported d The BIC is in the factory test mode A BIC should never be in the factory test mode while operating a unit The only way the BIC can be put into a FACTORY TEST is by changing some of the unspecified network variables FACTORY TEST PUM
44. erface Controller Version LOCH SIG 01 Configuration Parameters setting temperatures Page 24 All the temperature setting configuration parameters are SNVT_temp_p data type They apply to all usage scenarios unless otherwise stated The temperature setting configuration parameters are used to determine the control point See the Control Point Calculation section for more details Variable Function Range Degrees C Default Boiler Value Degrees C nciOAReset SetbackAmt UN OCCUPIED Control point during the Unoccupied mode 10 to 120 60 nciOaReset Setpoint OCCUPIED with out reset due to outdoor temperature In a single boiler unit or boiler sequencer when the mode is occupied and the outdoor temperature is nciOAReset OaMaxSetpoint or higher then the control point is set to nciOAReset Setpoint In a single water heater unit or water heater sequencer when the mode is occupied then the control point is set to nciOAReset Setpoint 10 to 120 71 1 nciOAReset MaxSetpoint OCCUPIED with full reset due to low outdoor temperature In a single boiler unit or boiler sequencer when the mode is occupied and the outdoor temperature is nciOAReset OaMinSetpoint or lower then the control point is set to nciOAReset MaxSetpoint Not used in a water heater 10 to 120 82 2 nciOAReset OaMinSetpoint Outdoor temperature that causes full reset In a single boiler unit or boiler seque
45. exadecimal only one byte domain lengths are allowed CD Name Given at LNS Device Name Given LNS LNS NeuronID Node Type Lochinvar Factory by System Integrator Subnet Node SEQUENCER BIC Sequencer BOILERO1 BIC BOILERO2 BIC BOILERO3 BIC BOILERO4 BIC BOILERO5 BIC BOILERO6 BIC BOILERO7 BIC BOILERO8 BIC BOILERO9 BIC BOILER10 BIC BOILER11 BIC BOILER12 BIC BOILER13 BIC BOILER14 BIC BOILER15 BIC BOILER16 BIC CD01 Don t Care Command Display CD02 Don t Care Command Display CD03 Don t Care Command Display CD04 Don t Care Command Display Note It is expected that the CDs will display all boilers in this group and that the CD passwords are the default values If this is not the case specify which CDs should display which BICs and list the level 1 level 2 and level 3 passwords on the next page LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 46 Make custom graphical user interfaces to display system status Graphical user interfaces can be created to display any of the parameters listed in the BIC details section It is the business of system integrators to provide workstations with custom graphics Only the items listed in BIC details may be displayed and or changed by custom graphic user interfaces Reprogramming CDs Task Using the REPLACEMENT CD form the Lochinvar factory programs replacement CDs with the new subnet node address of t
46. example ExampleA Systems lt SystemName gt often the same as the Network Name For example ExampleA TemplateLibrary DeviceTemplates BIC Interface LonMarkObjects lt ObjectTypeName gt may be LMOBJ or BoilerObject or similar LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 ENLNS Object Browser read only 2 LdrfLanguages 2 NetworkInterfaces 2 BIC20 2 bic31 2 VAVaMerged 2 VAVNetwork 2 BuildingSystem ExampleA Channels Extensions i NetworkServiceDevices EE Systems B E ExampleA 2 Accounts ComponentApps Connections 2 CreditInfo unallocated 2 Extensions 2 FileTransfer 2 LastError 2 LdrfLanguages 2 ExampleA PingIntervals 2 RecoveryStatus ServiceStatus 2 Subnets 2 Subsystems TemplateLibrary i 2 pure 2 ConnectDescTemplates 2 DeviceTemplates 2 HardwareTemplates i ProgramTemplates RemoteNetworks Page 37 ClassId 21 Description R W LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 38 EALNS Object ser read only c Accounts Component4pps Connections CreditInfo unallocated Extensio
47. floating output is attached to a bypass floating valve actuator and causes the valve to slowly open The typical motor travel time from stop to stop is 160 seconds Bypass Close Bypass floating control 24 vac output causes the bypass valve to slowly close See Bypass Open description above Dial Out Alarm On Off for external phone system dial out alarm to third party device The third party device is Sensaphone Model 1104 dial out device A dial out alarm is commanded due to one or more of the following e water flow failure e low or high gas pressure fail e blocked drain e flame failure Optional output for stand alone systems Several BIC Dial Out Alarm outputs may be connected in parallel to one dial out device Each Sensaphone Model 1104 is capable of annunciating four unique messages for via 4 unique digital inputs Variable Speed Blower Control the speed of the variable speed blower motor This pulse width modulation output is attached to an analog output converter that drives a variable frequency drive to control the speed of the air supply blower LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 12 Multiple units for increased capacity To increase the capacity of a system it is possible to connect the units together with piping and controls as illustrated in the figures below There is a BIC for each unit that monitors the inlet and outlet temperatures
48. for each unit and controls the ignition fan speed and bypass valve In addition there may be a BIC configured to be a sequencer The sequencer BIC monitors the system supply and return temperatures and controls the System Pump In addition the sequencer BIC commands the units to turn on off and controls the firing rate of each unit in predetermined sequences The sequencer BIC communicates with the unit BICs over a LonWorks network via network variables designed for sequence control The sequencer can be configured at the factory for e First unit On First unit Off Example If the boilers turn on in the 1 2 and 3 turn sequence then when there is less demand for heat stage 1 is turned off first then stage 2 then stage 3 e First unit On Last unit Off Example If the boilers turn on in the 1 2 and 3 turn sequence then when there is less demand for heat stage 3 is turned off first then stage 2 then stage 1 e Efficiency Optimized More boilers run at a time at a lower firing rate instead of one boiler at a higher firing rate e Efficiency Optimized Run time equalization Same as Efficiency Optimized except with equal run time on all boilers System Return Temp Hot Water Loop System Supply Temp System Pump pipes to be 12 inch max apart or 4 pipe diameters apart m Sequencer BIC Up to three units connected System Supply Temp System Return Temp Hot Water Loop System Pump pipes to be 12 inch max apa
49. hatis LonMa ker gentes ee PH ere teh eoi e o hee te ea Re 28 What is needed for system integration cccceeccesecsecssecseeeseeeceeseeesecesscnsecseceaeceseceaecsaecsaeeseseneeseeseeeeeesseeeseeeseceaeceaecnaecneeeaeeenes 29 Step by step integration ene e ee n eiTe e E P edd ee tees 29 Ordering and Unit Installation Task Reiten tete teet ied t eie ie i eed ee eene ns 30 System Integrator Task Add BIC system to building network Offnet sssssssssseeeeeeennnnen enne 30 Install the resource files into the appropriate directories sse ene enne nnne nennen 30 Register the resource files in the resource catalog sesssssseseeeeeeeeeeenee ener enne enne nnne tenete nennen 31 Back up any existing network before making any major changes to an existing network eese 31 Add BICs sequencer and units and dummy CDs to either a new or existing LNS network sss 32 Configure the LNS data base so that the BIC uses a device specific resource file sse 36 Add boiler function blocks objects for the sequencer and each of the units to the network ssss 39 Bind the Sequencer BIC to the Unit BICs for normal sequencer operation 41 Order replacement CDS 5 eee oe aequa see A des es ARIA RN RR 44 Make custom graphical user interfaces to display system status sessssssssssesseseeeee eene nennen 46 Reprogrammi
50. he BICs and ships them to the system integrator Lochinvar will ship a copy of the REPLACEMNT CD ORDER FORM with the CDs so you will have a list of the devices and their neuron ids available during the final integration task Prepare to connect LonWorks Network wire to the BIC System Task At the site run the building LonWorks network wire to the BIC system but do not connect the LonWorks bus to the BIC system This task can be performed at any time Use the standard LonWorks bus wire and LonWorks topology to include the BIC system in the building automation system See Junction Box and Wiring Guideline for Twisted Pair LonWorks Networks by Echelon Corporation for more information on the standard wiring LonWorks bus wiring practices System Integrator Task Final Integration OnNet In a previous task a network containing the BICs and CDs were created Since CDs cannot presently be programmed by LNS tools the replacement CDs where programmed at the Lochinvar factory When the replacement CDs arrive the final integration task can be completed Before starting the final integration task it must be pointed out that the boiler system is now working It is possible through error to cause the boiler system to no longer function Follow the warnings given below Shut down the boiler system Shut down the boiler system by placing all the RUN STOP switches in the STOP position Remove the CDs from the system The CDs are mounted on th
51. iOAReset MaxSetpoint The equation is illustrated by the figure below Control Point Temperature MaxSetpoint OaAMinSetpoint Setpoint Outdoor Tamneratiure BIC and CD Factory Set Configuration week WARNING joe The BICs and CDs are configured at the factory The system integrator must not change any of the BIC or CD configurations The system integrator must protect the configuration of the BIC and CD made in the factory During installation the system integrator must read the configuration parameters from the BICS into the tool data base LNS data base before trying to monitor or change anything in the BICS Altering the BIC configuration parameter may introduce inappropriate or unsafe unit operation Furthermore the factory sets the network image domain subnet node and bindings so that BICS can communicate with one another and CDs can display BIC status If you do not follow the procedure given in the Step by Step Integration Procedure and write the network image you could cause the BICs and or CDs to no longer communicate with one another week WARNING joe In all cases the BIC controller system and any optional command display modules are pre configured at the factory e Each BIC and the command display are assigned unique addresses domain subnet node e Network image is pre loaded at the factory LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LO
52. iable type by LonMark LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 54 Some of the network variables are data structures having several fields or pieces of data in them The network variable fields are shown below ies once a a mi 578 7 mn 7T TS 2 T fo nvoStatus pbject id 1 jmnsigedlng UNSIGNED O0 lb p h b nvoStatus nvalid id 2 jmsiged jJ amp BOOLEAN hR p hho nvoStatus nvalid request 3 unsigned 1 amp amp J amp BOOLEAN p b hhb nvoStatus disabled 4 jmsiged jJ amp BOOLEAN f 5 pt t jo nvoStatus put of limts 5 Jnsigned i amp amp BOOLEANN p M hhb nvoStatus ppen cicut amp 6 pnsgned amp amp BOOLEANN p Bb hhb nvoStatus out of sevice 7 unsigned 1_ jJ amp BOOLEAN 2 P2 pt t jo nvoStatus mechanical faut 8 unsigned amp amp J amp BOOLEAN p h hhb nvoStatus feedback falue 9 unsigned 1_ j amp BOOLEAN hR fp pt t jo nvoStatus pverrange 10 jnsigned amp amp BOOLEAN fB yvy pt y p nvoStatus under range 11 unsigned jJ amp BOOLEAN 6 t t jo nvoStatus electrical faut 12 unsigned 3 amp amp BOOLEAN f b t 9 qp nvoStatus unable to measure 13 funsigned 1 amp B
53. ically the SEQUENCER uses nvoSeqShare connected bound to the UNITS nviSeqShare to request and modulate unit heat Feedback from the UNITS nvoModBoilrShare connected bound to the SEQUENCER nvoModBoilrShare reports the actual unit response to the request Generally the information in these variables should not be displayed or viewed The other variables have BIC status information in a more user friendly format e SEQUENCER nvoSegShare bound to all UnitBIC nviSeqShare in a one to many binding e All UnitBIC nvoModBoilrShare bound to SEQUENCER nviModBoilrShare in a many to one binding nvoSeqShare bound to nviSeqShare UNIT BIC 1 UNIT BIC 2 Other UNITs SEQUENCER BIC UNIT BIC n nvoModBoilrShare bound to nviModBoilrShare LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 17 Operating Mode nvoData Mode The operating mode or state of a BIC is reported by nvoData mode an enumerated data type stmd type The states are given below States apply to units and not sequencers unless otherwise stated Displayed Meaning START_UP_WAIT The BIC has recently been reset due to power failure or other software reset and is going through an internal start up process IDLE Also applies to sequencers There currently is no call for heat and the unit is currently not WATER_FLOW_EVAL heating water Also applies to sequencers There is a call
54. ied network variables or attempt to change them since some of the network variables may present safety issues kkkkkkkkk WARNING MANI LEE EXE EE The BIC contains two objects The LonMark node object object number 0 and the Lochinvar boiler object object number 1 Network variables are assigned to each of them The following BIC network variables are available for use by system integrators The BIC contains other network variables but they are intended for factory configuration or for future enhancements Changing or binding to network variables that are not described below could cause safety problems and therefore the system integrator should not attempt to change the unspecified network variables or bind to the unspecified network variables Object Network variable Mechanism Data Structure name in resource file Node 0 NV1 nviRequest Input network variable SNVT obj request Node 0 Output network variable Node 0 SCPT 25 nciConfigSr Configuration parameter network variable stored in non SNVT config src volatile memory EEPROM life is limited to 10 000 writes and should not be written frequently Boiler 1 Configuration parameter network variable stored in non volatile memory EEPROM life is limited to 10 000 writes and should not be written frequently Polled output network variable Polled output network variable nput to units bound to sequencer nviModBoilrShare Inputs to sequencer bound to units Output from se
55. ilding becomes occupied during a scheduled unoccupied period Typically a user interface may be a PC is used to initiate an override period but turning on the lights manually or disarming the security system could be used to indicated occupancy e Off site communications device enables remote control and monitoring For example LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 7 1 The Echelon Serial LonTalk Adapter SLTA and a modem connects between a dial up analog telephone line and the LonWorks Network so a remote PC may monitor and control the building 2 Internet server connects between a LonWorks network and the Internet TC IP network enable a PC with Internet browser to monitor and control a building e An alarm logging device that receives alarms from devices and periodically checks devices for out of range conditions reports alarms to local and or remote PCs e A trend logging device periodically records information from devices to store a trend log for troubleshooting e A user interface PC running building management software may do one or more of the following 1 Local and or remote communications to various sites including dial in capability for remote alarm logging 2 Display a list of all the sites known to the building management software and a list of devices at each site 3 Display the current status of devices 4 Display and change occupan
56. invar Bic Note 2 BicSl fmt LonWorks types User LochinvarBic Note 2 Note 1 Directory path names are typical It is assumed that the default LonMaker directory scheme is in use Page 31 Note 2 BicUS fmt is for U S default units BicSI_ fmt is for metric units Copy either BicUS fmt or BicSI fmt to the type directory as required by your regional use of units Register the resource files in the resource catalog It is assumed that the LNS user is able to use the resource catalog facility Idrfcat exe and no other instructions are given here Back up any existing network before making any major changes to an existing network If the BICs will be connected to an existing network backup the network using the LonMaker back up facility In case there is a fatal error made you will be able to recover using this backup LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 32 Add BICs sequencer and units and dummy CDs to either a new or existing LNS network In this step you will create devices in the network for your BICs and CDs CDs will not be commissioned under LNS but their subnet node address must be reserved By creating dummy CDs their address will be reserved For every CD create an extra BIC and give it the name of a CD If there is more than one group in the network create one group of units at a time For example a group is one sequencer several un
57. isplay the BIC information in a more user friendly format Step by step integration The details of how to integrate a BIC system into a LonMaker system are presented below The general steps are Ordering and Unit Installation Task e Order the units per the usual Lochinvar ordering process e Install the units System Integrator Task Add BIC system to building network Offnet Note This task should be done at the office without being connected to the LonWorks network LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 30 Install the resource files into the appropriate directories Register the resource files in the resource catalog Back up any existing network before making any major changes to an existing network Add BICs sequencer and units and dummy CDs to either a new or existing LNS network Configure the LNS data base so that the BIC uses a device specific resource file Add boiler function blocks objects for the sequencer and each of the units to the network Bind the Sequencer BIC to the Unit BICs for normal sequencer operation Order replacement CDs Make custom graphical user interfaces to display system status Note Do not add or delete BICs from the network after ordering replacement CDs Reprogramming CDs Task e Using information provided by System Integrator the Lochinvar factory programs replacement CDs with the new subnet node address of the BICs and ships them
58. its and one CD e Start LonMaker and either create a new network or open an existing network You should have backed up an existing network in the previous step You should not check the OnNet Radio Button in the Network Open Wizard Work should be done without communicating the changes to the any nodes at this time e Drag a Device template onto the drawing which launches the New Device Wizard Give the device a name such as BOILER 01 and create one device for every BIC sequencer and units and one device for every CD In this case there are 6 devices Do not commission the devices at this time Go to the next step New Device Wizard Ea Enter Device Name Device Name Boiler01 Template Name E Number of Devices to Create 6 Commission Device LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 33 e Load the BIC XIF file for all the devices and proceed through the other wizard screens with the default values The XIF file should not be Uploaded from the device Some device versions may not have up to date self documentation Ignore the Configuration Properties Warning if it appears Assign the devices to the channel that will be used to connect the boiler system to the network Finish the New Device Wizard New Device Wizard p Boiler 1 Boiler 1 1 Boiler01 2 Boiler 1 3 f Upload From Device oj C LonWorks Import Honepwe
59. large organizations it is impractical to have one resource file for all node types For large organizations it is more convenient to use resource file scope 6 one resource file for each node type Furthermore LonMaker does not currently search for resource file by scope LonMark envisions that tools search for resource files starting with scope 6 and proceeding to scope 5 the scope 4 etc until profiles data types and formats are found in a resource file LonMaker does allow the scope of each object to be changed manually using the LNS Object Browser LNSObjectBrowser exe See the LonMark Resource File Developer s Guide and LonMark Application Layer Interoperability Guidelines for more detailed information on Scope In some future version hopefully a service pack or minor version update of LNS LonMaker this bug may be fixed and the step given below will then not be necessary The procedure below changes the resource file Scope of all installed devices using the BIC resource files providing no function blocks objects have yet been created on a drawing e Exit LonMaker to avoid conflicts between LonMaker and the LNS Object Browser e Start the LNS Object Browser This program comes with LNS and LonMaker and allows a skilled person to change certain parameters in the LNS data base e Navigate the tree as shown in the tree below and also depicted in the screens below ObjectServer Networks lt NetworkName gt for
60. les configuration properties and resource files LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 29 Users are provided with a familiar CAD like environment for designing a control system LonMaker includes a number of smart shapes for LonWorks networks and users can create new custom shapes Shapes may be single device functional block or connection Custom shapes may be a complete subsystem with nested subsystems and predefined devices functional blocks and connections between them Using custom subsystem shapes additional subsystems can be created by simply dragging a custom subsystem shape from a stencil to the drawing LonMaker performs the following functions with the aid of the behind the scenes LNS data base and the VISIO user interface e Installation of devices using service pin bar code scanning winking manual entry or automatic discovery Recover network design from an existing network Merge networks into one integrated system Test a device Configure of a device Manual operation of a device Browse a device or a functional block Display and allow users to change any network variable s in any device Compatible with LNS DDE server for a variety of third party operator interface packages Supports multiple users Supports Plug ins custom user interfaces for specific device types or specific functions What is needed for system integration The following it
61. ll Bic xif LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 34 e On the drawing select click each device and open the Device Properties dialog box by selecting properties from the drop down menu Change the name of each device to an appropriate name The order of the names is not important at this time The Device Name given in Device Properties will appear on the drawing is saved in the LNS data base and may be used on custom graphics The names will not appear on the CD The CD will display the names given during configuration at the factory The names displayed by CD are saved in each BIC The names saved in BICs may be changed by Intelli Station Select the Device Properties Identifiers tab and note what subnet node ID has been assigned to the device Make a list of devices containing CD Name named displayed by CD Device Name from LNS data base Device Properties dialog Subnet Node Neuron Id and Device Type An example of a list of devices is shown below Enter this information on the REPLACEMNT CD ORDER FORM found a few pages later in this book and as a separate file bundled with this document in electronic form The Neuron Id can be found on the bar code labels of the units Device Properties x Self documentation Identifiers Advanced Properties Functional Blocks Attributes Basic Properties Device Mame
62. meric value of the field Network Variable Field Definitions in Neuron C NOTES Page 57 The fields defined here are for the big endian Motorola style Neuron processor Bit fields are allocated left to right within a byte The first bit field is the most significant bit The data type long is a two byte field with the most significant byte entered into the lower address in memory and the least significant byte entered at the higher memory address The long data type may be either signed or unsigned The data type short is a one byte field The short data type may be either signed or unsigned The data type char is a one byte field SNVT data types are defined by Echelon in the SNVT Master List and Programmers Guide THE STANDARD PROGRAM ID IS SET ACCORDING THE FOLLOWING NEURON C PRAGMA pragma set std prog id 90 00 0C 83 00 03 04 18 Standard ID 8 LonMark or 9 Pre LonMark Honeywell 0 00 0C hvac controller 83 00 Commercial 03 TP FT 10 04 Version 1 18 hex same as 24 decimal file UNVTstmd h Created 01 09 2001 Revised 01 15 2001 Neuron C network variable type header Copyright c Honeywell 2001 LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller ifndef define This typedef fRO13 14 IXTS 16 17
63. ncer when the mode is occupied and the outdoor temperature is nciOAReset OaMinSetpoint or lower then the control point is set to nciOAReset MaxSetpoint Not used in a water heater 60 to 35 23 3 nciOAReset OaMaxSetpoint Outdoor temperature that causes no reset In a single boiler unit or boiler sequencer when the mode is occupied and the outdoor temperature is nciOAReset OaMaxSetpoint or higher then the control point is set to nciOAReset Setpoint Not used in a water heater 60 to 35 15 5 nciOAReset AbsMaxSetp The control point is never allowed to go above nciOAReset AbsMaxSetp If the measured inlet outlet or bypass temperature exceeds nciOAReset AbsMaxSetp then BIC enters the HIGH TEMP MODE and the heat is shut off and a post purge operation is performed 60 to 200 125 0 nciOAReset AbsMinSetp The control point is never allowed to go below nciOAReset AbsMinSetp 60 to 110 50 0 nciOAReset OaHtgLockout In a single boiler unit or a boiler sequencer if the outdoor temperature is greater than nciOAReset OaHtgLockout heating will be turned off Not used in a water heater 60 to 35 20 0 nciOAReset EmergSetpoint Set point during an emergency Not 10 to 120 54 4 LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Function Default Boiler Value Degrees C Variable
64. nd Unit Installation Task Order the units using the standard Lochinvar ordering process Install and connect the units into a boiler heater system interconnecting the BICs and CDs with a LonWorks network Turn on and test the system The system should be working before it is integrated into the rest of the building automation system System Integrator Task Add BIC system to building network Offnet The steps in this task should be done at the office by the system integrator without being connected to the LonWorks network At the end of this task the BICs and CDs have been added to the network data base but the units are still running as a non integrated subsystem This task takes a skilled person about 30 minutes not including custom graphics Do not add or delete BICs from the network after ordering replacement CDs Install the resource files into the appropriate directories Extract the resource files from the BIC ZIP archive and install them into the directories shown below LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 File Directory note 1 Comments BIC XIF LonWorks import Lochinvar Bic BIC XFB LonWorks import Lochinvar Bic BIC XFO LonWorks import Lochinvar Bic BIC TYP LonWorks types User Lochinvar Bic BIC ENU LonWorks types User Lochinvar Bic BIC FPT LonWorks types User Lochinvar Bic BicUS fmt LonWorks types User Loch
65. ngle boiler or by a sequencer with multiple boilers to adjust the control point based on outdoor air temperature nvoData CalcWaterFlow SNVT flow 0 10000 Not Used liters per second LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller On Off information Version LOCH SIG 01 All information is a one bit boolean True False data type Variable Function True False nvoData PrimaryPmp Reports that the primary pump system pump in Pump on Pump off sequencers output is enabled nvoData IgnitEnab Reports that power is being applied to the safety Ignition Ignition and switches and the ignition system If all of the safety power on power off nvoData AuxCallHeat requirements have been satisfied then the ignition system will light the flame nvoData DialOutAlarm Dial out alarm is being commanded due to one or more Alarm No Alarm of the following e water flow failure e low or high gas pressure fail e blocked drain e flame failure nvoData ManDisableln Reports the state of the disable input to the BIC Disable Disable switch is switch is in in RUN STOP mode mode nvoData GlowBarOnIn Reports the state of the HSI status input to the BIC HSI On HSI Off nvoData GasValveOnIn Reports the state of the gas valve input to the BIC Gas Valve Gas valve is is On off nvoData LowWaterFlowln Reports the state of the low water
66. nig C Ds Task eee ae e RT bee ae Ue De RAI RI T ORTI a ot 46 Prepare to connect LonWorks Network wire to the BIC System Task sss eere 46 System Integrator Task Final Integration OnNet sess enne enne nennenennenntreenneee nennen enn 46 Shut down the boiler Systema eniti ee ete oe e aed e ad ve RT m dnte e EA 46 Remove the CDs from the system o s RC ee RI e RU RR DURER IND edi te s e Ae ete RE 46 Connect the BIC System to the building LonWorks Network sess 46 Commnussion the BICS cotes acce RU Ce tae e OE Re ent bee tt antenna Paten 47 Install the replacement CDs A eet end tete RHR eo ee Rete ERI NUS hain Reed Gn HERR e ues 52 Return the boiler System to operation ee a ne Cete o OR SEEN EUN AR EIN UE TER NERA C ERR Ee uc 52 Test any network functions 3 deese ete RRM B NR e RR e WARE pad EU MEET NR IE E NN Gn ations 52 Appendix A Network variable description cccccececssecseseseeseecseeeseeeecesecesecsecnsecsaecnaecaaecsaecaeeeaeseneseesaeeeesenaeeeaeenaeenaeceeeeeeaes 53 Who should read the System Integrators Guide The system integrators guide is designed for use by anyone that could benefit by connecting the Intelli Fin unit to a LonWorks building automation system Specifically consulting engineers and building owners will find the Benefits of System Integration section useful LonMark system integrators will find the detailed information required to integrat
67. ns FileTransfer AlarmFormat Rw 0 ClassId R 28 Description RW FuncProfileDescription RI FuncProfileName R FuncProfileProgrammaticName R Index R 1 o gt 2 LastError fode RW 3 2 LdrfLanguages Name R W LMOBJ1 ExampleA ProgrammaticName R LMOBJ1 PingIntervals Typelndex Riw 20040 RecoveryStatus 2 ServiceStatus 2 Subnets 2 Subsystems 2 TemplateLibrary 2 BuildTemplates 2 ConnectDescTemplates DeviceTemplates 2 Honeywell CVAHU 2 Honeywell VA 2 2 LNS Network Interface Bic 2 AppDevices 2 ComponentApps Extensions Interface 2 ConfigProperties LonMarkObjects i Node Object 0 LMOBI1 i ComponentApps ConfigProperties 2 Extensions so 2 NetworkVariables e From the LNS Object Browser menu first elect Options and then select Allow Modifications Then double click on Mode in the right window The dialog box below appears Enter 6 in the New Value box and click on OK ES LMOBJ1 Mode Data type is integer This property denotes whether the LonMark object is 2 a standard or user defined Functional profile The e Exitthe LNS Object Browser Now the Scope of all the boiler objects that will be created later is 6 and matches the resource files LonWorks System Int
68. nsigned long UNSIGNED 2e po p t po nvoData BYPASS POS 36 percent SNVT lev percent 81 SIGNED 28 fo 2 E0090 nciConfigSro ISNT config src 69 config source t 0 0 to nciOAReset MaxSetpoint 1 degC SNVT temp p 105 SIGNED o fo f2 fooro nciOAReset SetbackAmt 2 degC SNVT temp p 105 SIGNED p lo 2 20010 nciOAReset Setpont 3 degC SNVT tempp 105 SIGNED 4 fo 2 oot nciOAReset EmergSetpont 4 degC SNVT temp p 105 SIGNED jo lo 2 20010 nciOAReset OaMinSetpont 5 degC SNVT temp p 105 SIGNED fe fo f2 oot nciOAReset OaMaxSetpont 6 degC SNVT temp p 105 SIGNED fto fo f2 0010 nciOAReset OaHtgLockout 7 degC SNVT temp p 105 siGNED f2 fo f2 oot nciOAReset AbsMaxSep 8 degC SNVT temp p 105 SIGNED i4 lo f2 0010 nciOAReset AbsMinSetp 9 jdegC SNVT temp p 105 SIGNED 6 o 2 0010 BirTotRtHr hour junsignedlong UNSIGNED jo 2 0o Where the table headings and the information in the columns are shown below e NvName The network variable name e NvField The name of the field for network variable NvName e Field Number Field number for those tools that count fields from the beginning of the data string communicated to or from the device This number is based on the information in the XIF file e Units The engineering units of the field as displayed by an operato
69. ntrol system External switches and resistor network used to create 2 to 10 volts input voltages to indicate switch status Uses the same physical input as the Low Gas Pressure Input and Blocked Flue sensor Applies only to the sequencer Manual Disable Manual request to disable the unit Manual disable is not a power disconnect The controller still has power present but will shut down firing or prevent starting to fire If the unit is firing a post purge sequence is performed A disabled unit will allow the pump to operate if configured for Continuous Pump HSI Status Indication of HSI On from the ignition device Gas Valve Status Indicates that power has been applied to the gas valve solenoid implying that gas is being supplied Low Water Flow Indicates loss of pump water flow from water level or water flow sensor Hard Lockout Indicates flame failure from Ignition device The physical outputs from the BIC are listed below Output Function Primary Pump Turns water pump off and on Aux Call for Heat Turns Auxiliary relay off and on Ignition control Turns the ignition control to Fenwal Unit off and on Bypass Open Bypass floating control 24 vac output causes the bypass valve to open The analog bypass valve allows hot supply water to mix with colder inlet water in the primary heat exchanger to avoid condensation on the primary heat exchanger Only the secondary heat exchanger is allowed to have condensation This
70. onitor or change anything in the BICs Failure to read the configuration parameters from the BICs will allow LonMaker to set the configuration parameters to incorrect values The BIC system will no longer function properly The mistake of writing configuration parameters instead of reading configuration parameters is not easily recovered wie WARNING site e Start LonMaker and open the network Check the OnNet Radio Button in the Network Open Wizard In this step LonMaker will communicate with device on the LonWorks network e On the network drawing select all the BICs to be commissioned Do not select any CDs s LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 48 e Right click the selected device s to display the drop down menu From the drop down menu select Commission to launch the Commission Device Wizard There is no application image to load Next step Commission Device Wizard SOW St LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 49 e Select the following State OnLine Source of Configuration Property Values Current values in device Gee WARNING ree THIS IS A CRITICAL STEP OnLine and Current Values In Device must be selected Failure to select these items will result in a non functioning BIC system and you cannot recover the system wi
71. porary repairs may be made over a remote communications connection to keep the building running at reduced functionally or efficiency until a service person can visit the site e Periodically the operating conditions of building equipment can be entered into a trend log The log can later be viewed ona PC to show system performance The log can verify that the system is or is not operating properly without a person having to be there to watch a system operate Trend logs can be used for troubleshooting complaints made by building occupants e The control strategies can be tuned to decrease maintenance and increase comfort By viewing a carefully designed trend log operating parameters of the equipment may be tuned for a desired result e The equipment may cooperate in an emergency For example In case of a fire ventilation is turned off in the fire area reducing the oxygen available to the fire while other areas are pressurized to reduce smoke damage After the fire outside air 1s used to purge the smoke from the building e Some sensors may be shared by many devices For example One outside air temperature sensor may be shared by many controllers resulting in lower installed cost e Custom features may be added to the building to accommodate the building use For example 1 An industrial process that requires hot water may cause the boiler water heater temperature to be high only when the process is operating to save energy
72. quencer bound to units commands unit sequencing Boiler 1 Output from units bound to sequencer Feedback from units to sequencer More details for each network variable are given below All of the variables apply to the BIC when it is used as a unit controller and when it is used as a sequencer unless specifically stated There is no difference between the boiler and the water heater except that the configuration parameters are set differently at the factory Boiler 1 Boiler 1 Boiler 1 Boiler 1 Boiler 1 Node Object nviRequest nvoStatus and nciConfigSr The following fields have been implemented in the BIC node object e nviRequestobject id The only valid object id is 1 boiler object All other object 1ds return nvoStatus invalid id nviRequest object_request nvoStatus ojbect_id returns the object_id requested by nviRequest object_id nvoStatus invalid_request nvoStatus in_alarm nciConfigSr is available for network management tools to set to CFG EXTERNAL when the network image is set by an outside source Normally nciConfigSr is set to CFG_LOCAL when the node uses pre assigned binding to set its own network image LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 The following nviRegest object_request states have been implemented object_request state Action taken RQ NORMAL Switch to normal mode and report any alarm
73. r the Degrees temperature reported is the Supply Water temperature minus the Return Water temperature nvoData BypassTemp SNVT temp p 10 to 120 Reports the temperature of the water entering the primary heat exchanger Applies only to a unit boiler or water heater If the BIC is a sequencer this sensor is replaced with a resistor and does not control or report anything meaningful nvoData TempControlPt SNVT_temp_p 10 to 120 Temperature control point Applies to a single unit or to a sequencer If this BIC is a unit being commanded by a sequencer temperature control point is meaningless The BIC is trying to heat the water to this temperature Either the Inlet Return or Outlet Supply water temperature may be controlled as configured at the factory or selected via the Command Display For boilers the temperature control point is selected by an algorithm that takes into account the effective occupancy the set points entered in the configuration parameter nciOaReset and the outdoor temperature if equipped with an optional outdoor air package For water heaters the temperature control point is selected by an algorithm that takes into account the effective occupancy and some of the set points entered in the configuration parameter nciOaReset See the Control Point Calculation section for details nvoData OutsideAirTemp SNVT temp p 40 to 120 Reports the outside air temperature Outside temperature is only used by a si
74. r interface when the scale factors given below are used e Software Data Type is the way the field is declared in the software code Neuron C e SNVT type is the standard network variable type number assigned by the LonMark to this field e Display Data Type Hexadecimal Value Number of Bytes Bit Field First Bit in the field Number of Bits Enumerated value based on a bit First Bit in the field Number of Bits fields Enumerated value based on a byte Number of Bytes must be one Note other is any word combination referring to an enumerated type name For example if DataType is ENUM TYPE the data is an enumerated type whose values are listed under EnumType ENUM TYPE e ByteOffset This parameter locates the beginning of the field in the network variable and specifies the first byte of the field The first data byte sent or received in a network variable is number 0 The second byte is byte 1 etc For example if ByteOffset is 10 then the first byte of the field is the eleventh byte sent or received e BitOffset When the DataType is BIT or amp other this parameter locates the first bit in a bit field The least significant bit of the field where 0 is the least significant bit of the byte Bit fields are not allowed to go over a byte boundary e Length The length of the field If the DataType is SIGNED UNSIGNED ASCII HEX FLOAT or other the length is the number of bytes in the field If the DataType is BIT or
75. rature is especially mild the outside air lock out temperature may prevent any units from staging on Comment Intell Station can be useful during this integration process if the last step fails Also an on site SLTA and modem can be used to restore the BICs to a functioning boiler system The Lochinvar factory can restore the BIC to the original condition if the integration effort fails Test any network functions Test any graphical user interfaces you have created to display or control BICs LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 53 Appendix A Network variable description LEE EXE EE WARNING ITIS kkkkkkkkk The BIC contains network variables and configuration parameters other than the ones described here The system integrator should not attempt to bind to the unspecified network variables or attempt to change them since some of the network variables may present safety issues except as specified in the section on binding between the sequencer and unit BICs wim WARNING sie The LonMark XIF and resource files for BICs includes machine readable definitions of the exposed network variables For systems that do not read LonMark files a detailed description of the exposed network variables is given below for manual entry into non LNS systems The following BIC network variables are available for use by system integrators The BIC contains other network
76. rk Services Server NSS is allowed to exist in the network at a time All tools and human interfaces are clients and communicate with the NSS via NSS and Host LNS API The NSS coordinates the activities of the various clients and ensures consistent information across all clients the database and the devices on the network Clients may have director navigator installation maintenance diagnostics monitor field programming device specific configuration or job specific functions Directors allow the user to choose the clients and devices or objects to display and modify Human Interface or Tool and LNS server Human Interface or Tool Human Interface or Tool Client e Client Client e Client LNS Host API LNS Host API t t NSI NSI LNS Host API LonWorks Network Other Devices What is LonMaker LonMaker is an integration tool for designing installing maintaining and operating a multi vendor open interoperable LonWorks network Based on Echelon s LNS network operating system the LonMaker tool combines the client server architecture with an easy to use Microsoft Visio user interface The result is a tool that is sophisticated enough to design and commission a distributed control network but that can be left behind as an operations and maintenance tool The LonMaker tool takes full advantage of LonMark features such as standard functional profi
77. rks Building Automation System with many features interconnected on the LonWorks network BIC details One unit The basic unit diagram is shown below Fuel such as natural gas mixed with air burns in a combustion chamber to heat the water in a primary heat exchanger The water is also pre heated by exhaust gases in a secondary heat exchanger to increase efficiency Water is circulated through the heat exchangers by a primary pump The amount of air and fuel supplied is controlled using a variable speed fan Fan speed is controlled using an electronic circuit called a variable frequency drive VFD A BIC can control water temperature by changing the speed of the fan and cycling the burner off and on In addition a bypass valve allows some of the heated water to be re circulated back to the primary heat exchanger to control the water temperature in the primary heat exchanger independent of loading The temperatures measured at the inlet bypass and outlet are used to adjust the air flow and bypass valve In addition there are safety features to ensure the following conditions are met before fuel is turned on LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 9 There is water flowing in the heat exchanger There is no unburned fuel in the combustion chamber or flue before the burner flame is ignited There is air flow and the flue is not blocked The drain for the water that con
78. rt or 4 pipe diameters apart Sequencer BIC LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 13 More than three units connected Intended uses There are several intended usage scenarios of the BIC as illustrated by the diagram below e Single stand alone unit One BIC controls one unit Command display module is local human interface for the unit Optional dial out alarm system e Multiple sequenced units Up to 16 units connected together in a group for increased capacity Each unit is controlled by a BIC An additional BIC is the sequencer Command display module is the local human interface for the units and sequencer Optional local hardwired time clock connected to the sequencer Optional dial out alarm system all alarm outputs may be wired in parallel e Multiple sequenced units with network local or remote monitoring Up to 16 units connected together in a group for increased capacity Each unit is controlled by a BIC An additional BIC is the sequencer Local or remote IntelliStation PC monitoring software Local command display module Optional local hardwired time clock Optional dial out alarm system all alarm outputs may be wired in parallel There may be one or more sequenced group monitored by IntelliStation monitoring software IntelliStation is a full featured workstation made specifically for BIC e Multiple sequenced units integrated into a building a
79. s in nvoStatus in alarm If the BIC nvoDate mode is in MANUAL FACTORY_TEST or DISABLED MODE restart at START UP WAIT mode RQ UPDATE STATUS Report the current node status in nvoStatus in alarm RQ REPORT MASK Report the supported functions of nvoStatus nvoStatus in alarm is set to 1 nvoStatus report mask has not been implement Therefore the node object is not in compliance with the current LonMark standards RQ MANUAL CTRL Switch to manual control and report nvoStatus in alarm If the BIC nvoDate mode is not already in FACTORY TEST or MANUAL modes the BIC is set to either FACTORY TEST or MANUAL mode depending on the value of nviManualValue RQ DISABLED If the BIC is not already in DISABLED MODE switch to DISABLED MODE Ifthe BIC is in MANUAL or FACTORY TEST the mode is switched to START UP WAIT first and then later switches to DISABLED MODE RQ ENABLE If the BIC nvoDate mode is in MANUAL FACTORY TEST or DISABLED MODE restart at START UP WAIT mode others nvoStatus invalid request is set to 1 Page 15 LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 16 Data sharing between units and sequencer nvoSeqShare nviSeqShare nvoModBoilrShare nviModBoilrShare The variables nvoSeqShare nviSeqShare nvoModBoilrShare and nviModBoilrShare are used to share information between the sequencer BIC and the unit BICs Specif
80. t BICs Report to a human operator or automatic device e Return supply and bypass water temperature Outdoor temperature Effective set point and Occupancy state Pump status Variable firing rate bypass and boiler load percentage or water heater recovery rate This BIC is the unit sequencer otherwise it is a unit controller Detailed unit operation states For example Hot Surface Igniter Gas valve Alarms For example Sensor Communications or Flame Failure Low Air Pressure Water Flow or Gas Pressure Invalid Set Points or Configurations Device Disabled High Temperature Boiler not Operating Heat Mode Fail Blocked Drain e Name identifier and BIC Program version Receive information from a human operator e Temperature set points for occupied and unoccupied state Manual Control for trouble shooting Manual Occupancy override Run Time Limit When the functionality of all the devices in a system are put together the benefits of system integration can be realized For example the following devices may be shared by BICs and other controllers to provide benefits that the BIC alone could not provide Note See BIC Details for a complete list of features Items marked with are currently not available for integration in a BIC system e Occupancy scheduler to provides occupancy related energy savings through a schedule for building occupancy e Occupancy override provides one or more means for overriding the schedule when the bu
81. the function blocks and bindings from your project rename the BICs according to the correct name for each neuron id and create function blocks and bindings again DO NOT DE COMMISION BICs DE COMMISIONING RESETS CONFIGURATION PARAMETERS and the factory set parameters will be lost In addition De Commissioning sets the node offline and the BIC no longer will control a UNIT desees WARNING sii Commission Device Wizard x Enter the device Neuron IDs Device Name Boiler01 010031F20C00 Boiler 2 i 010029681200 Boiler03 010029691900 SEQUENCER 010031F24E00 V Automatically advance after complete Neuron ID entry Back Cancel Help LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 52 e The look of commissioned BICs Do not commission CDs equencer BOILEROS SEQUENCER Boilbr01 Boilgi2 Boiler03 Install the replacement CDs Install the replacement CDs on their sub bases Line up the upper tabs first and gently rotate the CD onto the connections at the bottom After a few minutes the CDs should be displaying BIC status Return the boiler system to operation Set all the RUN STOP switches to RUN Create a demand for heat The units should stage on BURNER ON one at a time over a period of several minutes between units It may be difficult to create enough demand in a large system and mild weather so that all units stage on BURNER ON If the tempe
82. thout outside help deese VARNING eee Commission Device Wizard Specify the initial state of the device and the source of CP values Device Name s SEQUENCER State Source of Configuration Property Values Default Offline C Current values in database Online C Default values Disable Current values in device Back Cancel Help kkkkkkkkk CHECK YOUR WORK kkkkkkkkk OnLine and Current Values In Device must be selected kkkkkkkkk CHECK YOUR WORK kkkkkkkkk e Next Step LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 50 e The Manual method of Device Identification is preferred Typically the LNS workstation is not located near the units it may be easier and more accurate to manually enter the neuron ids If you do use the service pin method the service pin button is on one side of the BICs Next Step Commission Device Wizard LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 51 e Enter the neuron ids of the BICs from a copy of the REPLACEMNT CD ORDER FORM Finish During this step the BICs will be loaded with an updated network image domain subnet node address and the bindings you have created for this project 3e WARNING Gre Failure to match the Neuron Id with the correct BIC will require that you delete
83. type Occupancy only applies to a sequencer Each state has the following meaning Displayed Raw Value Meaning OC_OCCUPIED The space is occupied Typically the set point is set for comfort OC_UNOCCUPIED gr The space is unoccupied Typically the set point is set for least energy use OC BYPASS The space is scheduled to be OC OCCUPIED or scheduled to be OC STANDBY but some occupancy information such as switch on the wall has indicated that the space is currently occupied and that the scheduled occupancy is not correct Typically a timer is started when the space becomes occupied When the timer times out the schedule takes over occupancy OC STANDBY The space is not occupied but should be prepared to become occupied soon Typically the set point for OC STANDBY is between the set point for OC OCCUPIED and the set point for OC UNOCCUIPED The following variables report the occupancy control of set point temperature Variable Function Valid Values nvoData SchedOcc Scheduled occupancy determined by a time clock connected OC OCCUPIED to the time clock input of the BIC OC UNOCCUPIED nvoData EffectOcc The effective occupancy state In this model the effective OC OCCUPIED occupancy state is the scheduled occupancy OC UNOCCUPIED nvoData OverRideOcc For future use nvoData ManualOcc For future use nvoData SensorOcc For future use LonWorks System Integrator Guide for the Intelli Fin Boiler Int
84. utomation system Up to 16 units connected together in a group for increased capacity Each unit is controlled by a BIC An additional BIC is the sequencer Local command display module Third party local or remote workstation monitors the system There may be one or more sequenced group monitored by the workstation Remote PC Monitoring Software Local PC Monitoring Tool Command Display Serial Lon Talk Serial Lon Talk Adapter LonWorks Adapter NETWORK Mod Boiler 1 Mod Boiler 2 Mod Boiler 3 BIC Sequence BIC O O sensors SENSORS A SENSORS SENSORS ACTUATORS ACTUATOR ACTUATOR ACTUATORS ELECTRONIC 24 HR PROGRAM TIMER OMRON H5L A provided as on option by Lochinvar This electronic timer provides a dry contact LOW COST DIAL OUT DEVICE Sensaphone 1104 provided as on option by Lochinvar This device provides dial out Input to the Sequencer to provide a programmable alarm management of an alarm input from Setback time available over a 7 day schedule the Bic Controller LonWorks System Integrator Guide for the Intelli Fin Boiler Interface Controller Version LOCH SIG 01 Page 14 Network Variables Available to the System Integrator week WARNING seit The BIC contains additional network variables and configuration parameters other than the ones described here The system integrator should not attempt to bind to the unspecif
85. vailable to client devices such as human interfaces like LonMaker to perform their functions Specifically the LNS server stores the following information e Network interface information for each device type in the system Specifies the object types and the data type structure in each device type For example The BIC is a device type with two objects and several network variables having specific data structures e Names addresses and type of device of all the devices in system e Configuration parameter values loaded into objects e Connections between object inputs and outputs in the system e Templates for each object type in a system Specifies inputs outputs configuration parameters and default configuration parameter values e Additional template information to aid system design and monitoring The LNS server also performs the following functions at the request of a client e Add device in the LNS data base The device may not yet physically exist but has been added to the data base during the design phase e Retrieve the neuron id of a physical device and assign the neuron id to a device in the LNS data base e Commissions device The commissioning process includes downloading the network address and binding connection information and the configuration parameter information to the device over the LonWorks network e Add object and assign the object to a device in the LNS data base e Add connections between object inputs an
86. variables but they are intended for communications between sequencer and units factory configuration or for future enhancements Changing or binding to network variables that are not described below could cause safety problems and therefore the system integrator should not attempt to change the unspecified network variables or bind to the unspecified network variables Network variable Nvindex Mechanism Data Structure Comment name NvName nviRequest SNVT_obj_request Node object request Boats 1 Jour pe SNVT obj status 5 Node object status nroPgmVer CONST polled UNVT pgm id The node type field is used by some tools to identify oe mers noce B Big fact that this node is a BIC haces a7 Cong r a o en 89 Node objec Network maga elf configuration fap ngOARsset_ 38 CONFIG in UNVI Se ee OJ rage s n voo 1 40 four pled JUNVTio o 0 0 Where e NvName is the assigned name of the network variable e NvIndex is the assigned network variable index of the network variable Class PROM X4 J y p Oupt should not be written frequently OUT E Mechanisms Mechanism Fullmeaming Cd Output polled Polled output e Data Structure The data structure specifies the fields of the network variable See the definitions given below e SNVT type is the standard network variable type number assigned to this network var

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