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ED 15102-4 Maverick II Rooftop MicroTech II Unit

1. Measurement Units Data Type Valid Range Default Value Pressure gauge BACnet IWC Pa Real 0 00 5 00 IWC NA LONWORKS Pa 0 1250 Pa BACnet Object Identifier Property Object Type Type ID Instance Name ID Analog Value 2 1004 Present Value 85 Full Reference MTIIUC MPS HHHHHHHHE DuctStaticSPInput Present Value LONWORKS LonWorks Name Profile Uses Heartbeat SNVT Type SNVT Index nviDuctStaticSP DAC No SNVT press p 113 Economizer Enable Keypad Menu Path Hidden Network Config nviEconState amp Hidden Network Config nviEconValue This read write configuration property enables or disables the economizer In BACnet if EconEnable is 0 then the economizer is disabled If it is 1 and EconEnaPercent is 0 the economizer is disabled If EconEnable is 1 and EconEnaPercent is greater than 0 the economizer is enabled The LONWORKS point nviEconEnable has two properties a State and a Value When the State 0 economizer control through the network is disabled When State 1 the Economizer can be controlled through the network When the Value 0 and the State 1 the economizer is disabled through the LONWORKS network When the Value is greater than 0 and the State 1 the economizer is enabled through the LONWORKS network Measurement Units Data Type Valid Range Default Value State NA LONWORKS Structure Enumerated NA BACnet Object Identifier
2. LonWorks Name Profile UNVT Type SNVT Number nvoMcQRTUStatus EconEnable DaikinDischargeAir DaikinRTU SCC UNVTmcqRTUStatus N A ED 15102 4 31 Enumeration Enabled 2 None 3 Off Manual 4 Off Net 6 Off Ambient Effective Discharge Air Temperature Setpoint Keypad Menu Path Economizer DAT Clg Spt This read only attribute displays the Effective Discharge Air Temperature Cooling Setpoint Measurement Units Data Type Valid Range Default Value Temperature Fixed Point Scalar signed long 0 30 C NA BACnet Object Identifier Property Object Type Type ID Instance Name ID Analog Value 2 11 Present Value 85 Full Reference MTIIUC MPS HHHHHHHHE EffectDATSetpt Present Value LONWORKS LonWorks Name Profile Uses Heartbeat SNVT Type SNVT Index nvoEffDATempSp DAC Yes SNVT temp p 105 LonWorks Name Profile Uses Heartbeat UNVT Type SNVT Number nvoEffDATempSp DaikinRTU SCC Yes UNVTeffDATempSP N A Effective Setpoint Output Keypad Menu Path No Keypad Equivalent This read only attribute monitors the effective temperature setpoint It is always set equal to the current controlling setpoint depending on the current unit operating state 1 e cooling or heating The Effective Setpoint Output depends on the Occupied Cooling Setpoint see page 42 the Occupied Heating
3. Group Controls Part Number ED 15102 Date May 2012 Supersedes ED15102 3 ETI MEN MicroTech II Maverick II Rooftop Unit Controller Protocol Information BACnet Networks LonWorks Networks e MPS Daikin Commercial Rooftop System BACnet International us P DAIKIN Table of Contents EESTI 2 Revision Histo yoro roren tnter REI 3 Software Revision 3 Reference DOCUMENS errores ene EXTA 3 l un apaneniaee aie 3 Limited Warranty 4 Introduction 5 5 5 6 6 6 7 8 MPS Rooftop Unit Controller Data Points eee Protocol Definitions Basic Protocol Information Setting MPS Rooftop Unit Controller Communication Parameters BACnhetiNet works neci eii nim RE N A NE MPS Rooftop Unit Controller Device BACnet Network Integration LONWORKS Networks Minimum Integration Requirements eene 16 Set up the MPS Rooftop Unit Controller for Network Control Network Off Network Occupancy Scheduling 16 M EA AAE E N EOE EEEE 17 MPS Rooftop Unit Controller Sequence of 17 Comprehensive Data Point Tables BACnet Standard Objects cece esee LONWORKS Variables eire ems pee rtp tern
4. SNVT Type SNVT Index nviOccManCmd DAC SCC No SNVT occupancy 109 LONWoRKS Enumeration Definitions Value Identifier Notes 0 OC_OCCUPIED Area is occupied 1 OC_UNOCCUPIED Area is unoccupied 2 OC_BYPASS Area is temporarily occupied for the bypass period 3 OC_STANDBY Area is temporarily unoccupied OxFF OC NUL Value not available Enumeration Correspondence BACnet LoNWORKS Occupied 0 OC OCCUPIED 2 Unoccupied 1 OC UNOCCUPIED 3 Bypass 2 OC BYPASS Occupied 3 OC STANDBY 5 Auto OxFF OC NUL Occupancy Scheduler Input Keypad Menu Path Hidden Network Config nviCurrrSched Hidden Network Config nviNextSched amp Hidden Network Config nviTimeToNext This read write property commands the occupancy function of the MPS Rooftop Unit Controller when Occupancy Mode is set to Auto see page 39 It is typically sent by a scheduler or a supervisory node SNVT tod event is a structure containing three parts e Current state required e Next state optional e Time to next state optional This network variable is used in conjunction with Optimal Start If time to next state is not valid the MPS Rooftop Unit Controller uses an internal calculation to determine when the unit will start Consequently if time to next state is valid the MPS Rooftop Unit Controller uses this time to determine when the unit will start This input is
5. Off Manual 4 Off Net 6 Off Ambient unsigned HeatEnable 1 Enabled 2 None 3 Off Manual 4 Off Net 6 Off Ambient mode_t mode 6 Off 7 Startup 8 Recirc 9 Fan Only 10 Min DAT ED 15102 4 37 11 Heating 12 Economizer 13 Cooling UNVTmcqRTUStatus mode_t Enumeration Red 3 Recirc 6 Heain 8 Cooling Minimum Discharge Air Cooling Setpoint Keypad Menu Path Zone Cooling Min DAT Setpt This read write configuration property sets the Discharge Air Cooling Setpoint Measurement Units Data Type Valid Range Default Value Temperature BACnet F Signed Long 32 86 F 0 30 C 55 F LONWORKS C BACnet Object Identifier Property Object Type Type ID Instance Name ID Analog Value 2 2 Present Value 85 Full Reference MTIIUC_MPS HHHHH MinD ATCIgSetpt Present Value LONWORKS LoNWoRks Name Profile SNVT Type SNVT Index SCPT Reference SCPT Index nciDACISP DAC SNVT temp p 105 N A N A Minimum Send Time Keypad Menu Path No Keypad Equivalent This read write LONWORKS configuration property defines the minimum period of time between automatic network variable output transmissions Measurement Units Data Type Valid Range Default Value Time Seconds Fixed Point Scalar unsigned long 0 0 6553 4 sec 0 1 sec NA BACnet No BACnet equivalent LON
6. type definitions enumerations and formats that can be used by network tools such as the LonMaker tool The MPS Rooftop Unit Controller supports the standard SCC and DAC functional profiles Additionally certain Daikin specific variables are defined for use with the MPS Rooftop Unit Controller The Resource Files define the format of how these Daikin specific variables are displayed when using a tool such as LonMaker The DaikinDischargeAir for use with LONWORKS DAC Communication Module and DaikinRTU SCC for use with LONWORKS SCC Communication Module Resource Files are available www DaikinApplied com www lonmark org MPS Rooftop Unit Controller Configuration The MPS Rooftop Unit Controller with LONWORKS Communication Module is designed programmed and configured at the factory to be in accordance with either the LonMark DAC or LonMark SCC functional profile The unit is ready to operate with the default values of the various parameters set at the factory Default values may be changed with the MPS Rooftop Unit Controller keypad display or via the network See OM 843 for default values and keypad display operating instructions refer to Reference Documents section The Type property on the Network Config hidden menu of the keypad display must be set to LON for LONWORKS network communication To access the hidden Network Config Menu of the keypad display 1 Press the upper left keypad button with the left arrow icon and low
7. 2 Ifprompted for a password enter 4545 Navigate to the Network Config Menu press the button with the right arrow icon once 4 Inthe Type field select BACnet MS TP ED 15102 4 9 5 Rooftop Unit Controller Configuration The MPS Rooftop Unit Controller is ready to operate with the default values of the various parameters set at the factory Default values may be changed with the MPS Unit Controller keypad or via the network see OM 843 for default values and keypad operating instructions Data Integrity The integrity of some data depends on a valid network connection to maintain current values The following data points require a valid network connection whether or not they are bound If the data points shown in Table 3 do not change after a given time the Receive Heartbeat ReceiveHrtBt data points shown in of the MPS Rooftop Unit Controller reverts to the default values of the variable or to the value of the attached sensor Table 4 defines the effect on BACnet network variables if the Receive Heartbeat timer should expire without having been updated Table 3 Receive Heartbeat Variables BACnet Data Point BACnet Variable Occupancy Scheduler Input OccState NextOccState TimeToNextOccState Application Mode ApplicCmd Building Static Pressure BldgStaticPressInput Remote Discharge Fan Capacity Setpoint SupFanCapInput Remote Exhaust Fan Capacity Setpoint ExhFanCapInput Outdoor Air Temperatur
8. Damper Position Setpoint 43 Effective Setpoint Output 18 20 32 Emergency Override 16 19 21 33 Ethernet 9 Exhaust Fan Capacity 18 20 34 Exhaust Fan Capacity Input 19 21 34 Exhaust Fan Status 19 35 Fault Alarms 54 free topology 11 12 Heating Status 18 20 35 interoperable 5 10 IP address 9 IP Subnet Mask 9 Local OA Temperature 18 20 36 Local Space Temperature 18 20 LonWorks Variables 11 16 20 MAC address 9 Maximum Discharge Air Heating Setpoint 19 21 37 Daikin RTU Unit State 37 Minimum Discharge Air Cooling Setpoint 20 21 38 Minimum Send Time 21 38 MSTP 5 9 Neuron 13 Notice 3 Occupancy 10 14 16 18 20 39 40 Occupancy Mode 16 19 21 39 40 Occupancy Scheduler Input 20 40 Occupied Cooling Setpoint 16 18 20 42 Occupied Heating Setpoint 16 18 20 42 Outdoor Air Damper Minimum Position Input 19 21 43 Outdoor Air Damper Position 18 21 43 Outdoor Air Temperature 10 14 16 18 20 44 Outdoor Air Temperature Input 19 21 44 Primary Cool Enable 19 21 45 Primary Heat Enable 19 21 46 Primary Heating Capacity 18 20 47 Problem Alarms 54 Protocol Implementation Conformance Statement 5 57 Receive Heartbeat 19 22 47 Remote Discharge Fan Capacity Setpoint 10 14 21 47 Return Air Temperature 16 18 20 48 Send Heartbeat 22 39 48 service pin 13 Space 19 21 48 Space Comfort Controller 5 10 Space IAQ Input 1
9. Default 0 050 WC Zone Cooling Minimum Discharge Air Cooling nciDACISP 38 105 Used to set the discharge air cooling setpoint via Setpoint the network Effective Setpoint Output nvoEffectSetpt 32 105 v Current cooling enable setpoint which the unit will use in the cooling mode Occupied Cooling Setpoint nciSetpoints 42 106 60 v Occupied_Cool Default 72 F SCPTsetPnts Unoccupied Cooling Setpoint nciSetpoints 52 106 60 v Unnoccupied Cool Default 85 F SCPTsetPnts Heating Effective Setpoint Output nvoEffectSetpt 32 105 vy Current heating enable setpoint which the unit will use in the heating mode Occupied Heating Setpoint nciSetpoints 42 106 60 Occupied Heat Default 68 F SCPTsetPnts Unoccupied Heating Setpoint nciSetpoints 53 106 60 Unoccupied Heat Default 2 55 F SCPTsetPnts 20 ED 15102 4 Network Control Property Keypad attributes available as LONWORKS Variables for network control of the unit Variable Name Page SNVT SCPT Index SCC DAC Description Max Discharge Air Heating Setpoint nciDAHtSP 37 1050 184 v Default 113 F 45 C Discharge Air Heating Setpoint nviDAHtSP 28 105 v Discharge Cooling Minimum Discharge Air Cooling nciDACISP 38 183 Used to set the discharge air cooling setpoint via Setpoint the network Effective Discharge Air Temperature nvoEffDA
10. Index SNVT Type SNVT Index nviPriCoolEnable DAC Yes NA NA SNVT switch 95 LonWorks Name Profile Uses Heartbeat UNVT Type SNVT Number nviPriCoolEnable DaikinRTU SCC Yes UNVTPriCoolEnable N A Structure typedef struct unsigned value 0 100 This indicates the percentage of cooling that is enabled when state equals 1 signed state O Disabled 1 Enabled SNVT_switch Valid Range State Value Economizer 0 N A Disabled 1 0 Disabled 1 1 255 Enabled OxFF N A Auto invalid ED 15102 4 45 Primary Heat Enable Keypad Menu Path Hidden Network Config nviHeatState amp Hidden Network Config nviHeatValue This read write configuration property enables or disables the primary heating In BACnet if HeatEnable 0 then the primary heating is disabled If it HeatEnable 1 and HeatEnaPercent 0 the primary heating is disabled If HeatEnable 1 and HeatEnaPercent is greater than 0 the primary heating is enabled When heating is enabled HeatEnaPercent reflects the percentage of heating that is enabled The LONWORKS variable nviPriHeatEnable has two properties a State and a Value When the State 0 primary heating control is disabled through the network When State 1 the primary heating can be controlled through the network When the Value 0 and the State 1 the primary heating is disabled through the LONWORKS network When the Value is greater than 0 and the State 1 the primary heating i
11. MS TP Network Configuration The BACnet MS TP device address MAC Address of the MPS Rooftop Unit Controller in a BACnet Master Slave Token Passing MS TP Local Area Network LAN is set using the keypad display The steps are as follows e The default MAC Address is 0 This address must be unique and is determined during installation e The default data transmission rate is set to 38 400 bps baud If necessary change the baud rate to 9600 19200 or 76800 Note that this can be done via the MPS Rooftop Unit Controller keypad display or via the BACnet Communication Module Configuration Tool software available at www DaikinApplied com Please refer to Setting MPS Rooftop Unit Controller Communication Parameters in the Basic Protocol Information section of this document The RS485 LEDs flicker green and red when the BACnet Communication Module is receiving data from the network If the red and green RS485 LEDs are on constantly together then communication is not established e The Type variable on the Network Config hidden menu of the MPS Rooftop Unit Controller the device object must be set to BACnet MS TP Please refer to Setting MPS Rooftop Unit Controller Communication Parameters in the Basic Protocol Information section of this document To access the hidden Network Config Menu of the keypad display 1 Press the upper left keypad button with the left arrow icon and lower left keypad button with the down arrow icon simultaneously
12. Property Object Type Type ID Instance Name ID Analog Value 2 1028 Present Value 85 30 ED 15102 4 Full Reference MTIIUC MPSHHHHHHHHE EconEnaPercent Present Value Object Identifier Property Object Type Type ID Instance Name ID Binary Value 5 3 Present Value 85 Full Reference MTIIUC_MPS EconEnable Present Value LONWORKS LonWorks Name Profile Uses Heartbeat SCPT Reference SCPT Index SNVT Type SNVT Index nviEconEnable DAC SCC Yes NA NA SNVT switch 95 Structure typedef struct unsigned value Enumerated signed state O Disabled Enabled SNVT switch Valid Range State Value Economizer 0 N A Disabled 1 0 Disabled 1 1 255 Enabled OxFF N A Auto invalid Economizer Status Keypad Menu Path System Econo Status This read only network variable output displays whether the economizer is enabled or disabled Measurement Units Data Type Valid Range Default Value State NA LONWORKS Structure Enumerated NA BACnet Object Identifier Property Object Type Type ID Instance Name Multistate Value 19 1022 Present Value 85 Full Reference MTIIUC_MPS EconStatus Present Value Enumeration Enabled 2 None 3 Off Manual 4 Off Net 6 Off Ambient LONWORKS
13. Status 1 Enabled 2 None 3 Off Manual 4 Off Net 6 Off Ambient Occupancy Occupancy nvoEffectOccup 39 109 0 OCCUPIED 1 UNOCCUPIED 2 BYPASS 3 STANDBY OxFFZNUL Occupancy Scheduler Input nviOccSchedule 40 128 Network schedule Temperatures Discharge Air Temperature nvoDischAirTemp 28 105 v v Current reading of Discharge Air Temp sensor Return Air Temperature nvoRATemp 48 105 v v Current reading of sensor Space Temperature nvoSpaceTemp 49 105 v Current reading of sensor Outdoor Air Temperature nvoOutdoorTemp 44 105 v v Current reading of sensor Local Space Temperature nvoLocalSpaceTmp 36 105 v v Current reading of the local space sensor Local OA Temperature nvoLocalOATemp 36 105 v Current reading of the local outdoor air temperature sensor Duct Pressure Duct Static Pressure nvoDuctStatPress 29 113 v Current reading of sensor If unit has two sensors the lower of the two is displayed Duct Static Pressure Setpoint nviDuctStaticSP 30 113 v Default 1 00 WC Discharge Fan Capacity nvoUnitStatus 29 112 Output Current discharge fan capacity Bld Pressure Control Exhaust Fan Capacity nvoExhFanStatus 34 95 Y Current exhaust fan capacity 96 Building Static Pressure Input nviBldgStatPress 25 113 Y Network input of Building Static Pressure Building Static Pressure nvoBldgStatPress 24 113 v Current reading of sensor value Building Static Pressure Setpoint nviBldgStaticSP 25 113 Y
14. Type Valid Range Default Value Temperature BACnet F C Real 45 212 F NA LONWORKS C 42 100 C BACnet Object Identifier Property Object Type Type ID Instance Name ID Analog Value 2 16 Present Value 85 Full Reference MTIIUC_MPS LocalOAT Present Value LONWORKS LonWorks Name Profile Uses Heartbeat SNVT Type SNVT Index nvoLocalOATmp DAC Yes SNVT temp p 105 LonWorks Name Profile Uses Heartbeat UNVT Type SNVT Number nvoLocalOATmp DaikinRTU SCC Yes UNVTLocalOATemp N A Local Space Temperature Keypad Menu Path No Keypad Equivalent This read only attribute indicates the current space air temperature from the local space air temperature sensor Measurement Units Data Type Valid Range Default Value Temperature BACnet F C Real 45 212 F NA LONWORKS C 42 100 C BACnet Object Identifier Property Object Type Type ID Instance Name ID Analog Value 2 17 Present Value 85 Full Reference MTIIUC MPS HHHHHHHHE LocalSpaceT Present Value LONWORKS LonWorks Name Profile Uses Heartbeat SNVT Type SNVT Index nvoLocalSpaceTmp SCC Yes SNVT temp p 105 LonWorks Name Profile Uses Heartbeat UNVT Type SNVT Number nvoLocalSpaceTmp DaikinDischargeAir Yes UNVTLocalSpaceTmp N A 36 ED 15102 4 Maximum Discharge Air Heating Setpoint Keypad Menu Path Heating Max DAT Spt or Hidden Network Config 12 This read write configura
15. data points The shaded data points with numbers refer to data points listed in Table 7 BACnet Standard Objects Network Control Property Keypad attributes available as MUN BACnet Standard Objects for page f ject Instance SCC DAC Description network control of the unit Read Type Write System Unit Status 52 R MV 1025 v v 1 Off 2 Startup 3 Recirc 4 Fan Only 52 MinDAT 6 Heating 7 Economizer 8 Cooling Cooling Capacity 26 R AV 1016 Y Feedback of cooling capacity 96 Primary Heating Capacity 47 R AV 1015 Y Feedback of heating capacity 96 Cooling Status 26 R MV 1023 X Enabled 2 None 3 Off Manual 4 Off Net 5 Off Alarm 6 Off Ambient Heating Status 35 R MV 1024 Y v l Enabled 2 None 3 Off Manual 4 Off Net 6 Off Ambient Economizer Status 31 R MV 1022 Y l Enabled 2 None 3 Off Manual 4 Off Net 6 Off Ambient Outdoor Air Damper Position 43 R 1017 Y v Feedback value 96 Occupancy Occupancy 39 R MV 1014 Y v l1 Occupied 2 Unoccupied 3 Bypass 4 Standby Occupancy Scheduler Input 40 R W Y v Current State MV 1011 1 Occupied 2 Unoccupied 4 Standby S Auto Next State MV 1012 1 Occupied 2 Unoccupied 4 Standby 5 Auto Time To Next State AV 1013 Default 0 seconds Temperatures Discharge Air Temperature 29 R AV 10
16. identifier of BACnet Property Identifier data type Property identifiers are an enumerated set a number identifies each member The Property Identifier enumeration number is shown in the Property ID column In the example above the property identifier is 85 Property Name Each property also has a unique name Property names are character strings and shown in the Property Name column In the example above the property name is Present Value Full Reference The full reference is the path of the property within the network where the MPS Rooftop Unit Controller resides It is a character string equivalent to the object identifier and the property identifier In the example above the full reference is MTIIUC MPS HHHHHHHHE FanOutput Present Value Enumerated Values Some properties are standard data types and some are enumerated sets If the property value is an enumerated set all enumerated values and corresponding meaning are given in the Enumeration column of the data point listing MPS Rooftop Unit Controller Device Object Each BACnet compatible device must contain only one BACnet Device Object Device Object Identifier The MPS Rooftop Unit Controller Device Object Identifier uniquely specifies the unit within the network The device object type for all devices is fixed by ASHRAE at 8 Therefore the device object instance number must be unique The initial Device Object identifier is set at the factory The device object identifier can be
17. read from the MPS Rooftop Unit Controller The name of the property is Object Identifier and the property identifier is 75 The initial device object instance number is 3001 ED 15102 4 7 VAN CAUTION If another device in the network already has this object identifier instance number you must change the instance number of one device object via the MPS Rooftop Unit Controller keypad display so that all devices in the network have a unique device identifier Device Object Name The device object name specifies a device and must be unique in the network The device object name for the MPS Rooftop Unit Controller device is MTIIUC MPS TEHHHHHHHE where THHHHHHHHE is the device instance of the MPS Rooftop Unit Controller The device object name must be unique throughout the entire network If there are multiple MPS Rooftop Unit Controllers on the network the device object name of each MPS Rooftop Unit Controller must be changed to have a unique device object name To make the device object name unique change the device instance which must also be unique on the network All objects include the device name and a period MTIIUC MPSAZHHHHHHT preceding the object name The device object name is also available to the network in the device The property name is Object Name and property identifier is 77 The device object name can only be made unique by changing the device instance The MTIIUC MPS portion of the device name can
18. running not used 11 HVAC ICE Ice making mode not used OxFF HVAC NUL Value not available ED 15102 4 51 Unit Status Keypad Menu Path System Unit Status This read only property indicates the current unit operating state The BACnet property only applies to the subject data point The LONWORKS variable covers three other data points Economizer Status see page 31 Heating Status see page 35 and Cooling Status see page 26 Measurement Units Data Type Valid Range Default Value Unit Status NA BACnet Real Enumerated NA LONWORKS Structures BACnet Object Identifier Property Object Type Type ID Instance Name ID Multistate Value 19 1025 Present Value 85 Full Reference MTIIUC_MPS UnitStatus Present Value Enumeration l Off 2 Startup 3 Recirc 4 Fan Only 5 Min DAT 6 Heating 7 Economizer 8 Cooling LONWORKS LonWorks Name Profile UNVT Type SNVT Number nvoMcQRTUStatus Unit Mode DaikinDischargeAir UNVTmcqRTUStatus N A DaikinRTU SCC Enumeration l Off 2 Startup 3 Recirc 4 Fan Only 5 Min DAT 6 Heating 7 Economizer 8 Cooling Unoccupied Cooling Setpoint Keypad Menu Path Cooling Setup Unocc Clg Spt This read write configuration property sets the temperature above which the MPS Rooftop Unit Controller starts and provides cooling night setup during unoccupied periods An optional space t
19. scale primary heat output heat output secondary Secondary Heating Capacity 163 83 163 8396 percentage of full scale secondary heat output not used cool output Cooling Capacity 163 83 163 8396 percentage of full scale cooling output econ output Out Door Air Damper Position 163 83 163 8396 percentage of full scale economizer output fan output Discharge Fan Capacity 163 83 163 8396 fan output percentage of full scale in alarm In Alarm 0 No Alarm Any non zero value means unit is 1 99 Warning 100 199 Problem 200 255 Fault in alarm The value assigned to each alarm is the same for both BACnet and LONWORKS applications For these enumerations refer to Current Alarm section LoNWoRks Mode Enumeration Definitions Value Identifier Notes 0 HVAC AUTO Controller automatically changes between application modes 1 _ Heating only 2 HVAC MRNG WRMUP Application specific morning warm up not used 3 HVAC COOL Cooling only 4 HVAC NIGHT PURGE Application specific night purge not used 5 HVAC PRE COOL Application specific pre cool not used 6 HVAC OFF Controller not controlling outputs 7 HVAC TEST Equipment being tested not used 8 HVAC EMERG HEAT Emergency heat mode heat pump not used 9 HVAC FAN ONLY Air not conditioned fan turned on 10 HVAC FREE COOL Cooling with compressor not
20. two Once the Emergency Fault condition is corrected and the fault is cleared the next priority active alarm value in this example value of 24 for Dirty Filter alarm is displayed The values for all alarms are described in the Alarms section If the AV 1019 displays a zero in the Present Value property there are no active alarms 54 ED 15102 4 Alarm Class may also monitor alarms if desired When the Present Value of AV1019 attribute reads a value in the range of 1 to 99 a Warning Alarm is active When the attribute reads a value in the range of 100 to 199 a Problem Alarm is active When the attribute reads a value in the range of 200 to 255 a Fault Alarm is active LONWORKS Alarms within a MPS Rooftop Unit Controller can be monitored individually by using the In Alarm attribute The In Alarm attribute is part of the Unit Status Network Variable Output i e nvoUnitStatus in alarm This attribute displays a value that corresponds to the highest priority alarm that is active It is possible to have multiple active alarms but only the highest priority is displayed in this attribute For example if there is a simultaneous Dirty Filter Warning value of 24 and an Emergency Fault value of 250 then the Emergency Fault value of 250 will display in nvoUnitStatus in alarm because it is the higher priority alarm of the two Once the Emergency Fault condition is corrected and the fault is cleared the next priority active alarm value in this exam
21. unoccupied heating night setback An optional space temperature sensor is required for unoccupied heating If the Present Value is set beyond the valid limits from the network the value from the network is ignored The BACnet property only applies to the subject data point The LONWORKS variable is a structure that covers three other data points Unoccupied Cooling Setpoint See page 52 Occupied Heating Setpoint See page 42 and Unoccupied Heating Setpoint See page 53 Measurement Units Data Type Valid Range Default Value Temperature BACnet F C Real 50 0 95 0 F NA LONWORKS C 10 35 C BACnet Object Identifier Property Object Type Type ID Instance Name ID Analog Value 2 9 Present Value 85 Full Reference MPS HHHHHHHHE UnoccHeatSetpt Present Value LONWORKS LoNWoRks Name Profile SCPT Reference SCPT Index SNVT Type SNVT Index nciSetpoints unoccupied heat DAC SCC SCPTsetPnts 60 SNVT temp setpt 106 Structure typedef struct signed long occupied cool signed long standby cool Not Used signed long unoccupied cool signed long occupied heat signed long standby heat Not Used signed long unoccupied heat SNVT temp setpt ED 15102 4 53 Alarms MPS Rooftop Unit Controller alarms are divided into three classes Faults Problems and Warnings Fault alarms have the highest priority Problem alarm
22. 07 48 Y Default is 30 seconds SCPTmaxRcvTime Send Heartbeat nciSndHrtBt 48 107 49 Y Y Default is 60 seconds SCPTmaxSendTime Temperature Setpoint Input nviSetpoint 50 105 Y v Adjusts effective heat enable and effective cool enable setpoint via the network Effective Heat SP nviSetpoint 0 5 Occupied Cool Occupied Heat Effective Cool SP nviSetpoint 0 5 Occupied Cool Occupied Heat Note For variables that use the Receive Heartbeat feature see Table 5 The MPS Rooftop Unit Controller assumes network communication is lost and will revert to the last written value or the value of the local sensor if the network has not written a value within the Receive Heartbeat time default 30 seconds The Receive Heartbeat time can be changed using the keypad display or through the LONWORKS network Setting Receive Heartbeat to 0 causes the value to remain at the network default if communications is lost which is not recommended 22 ED 15102 4 Detailed Data Point Information The following section defines the data points or properties attributes generated by the MPS Rooftop Unit Controller Application Mode Keypad Menu Path System Appl Mode This read write attribute sets the unit in an application mode auto off heat only cool only or fan only Application Mode does not force the unit into any state However it disables certain unit operation An Application Mode of Cool Only disa
23. 5 255 248 0 20 255 255 240 0 19 255 255 224 0 18 255 255 192 0 17 255 255 128 0 16 255 255 0 0 15 255 254 0 0 14 255 252 0 0 13 255 248 0 0 12 255 240 0 0 11 255 224 0 0 10 255 192 0 0 9 255 128 0 0 8 255 0 0 0 7 254 0 0 0 6 252 0 0 0 5 248 0 0 0 4 240 0 0 0 3 224 0 0 0 2 192 0 0 0 1 128 0 0 0 60 ED 15102 4 Index Application Mode 10 14 16 19 21 23 Application Version 19 21 24 ASHRAE 5 7 57 BACnet Standard Objects 16 18 BACnet IP 5 9 BIBBs 58 Building Static Pressure 10 14 18 20 24 Building Static Pressure Input 19 20 25 Building Static Pressure Setpoint 18 20 25 Clear Alarms 16 19 21 55 Clear One Alarm 16 19 21 55 Clearing 55 Cooling Capacity 18 20 26 Cooling Status 18 20 26 Current Alarm 19 21 27 Date 8 Device Object 7 8 Discharge Air Controller profile 5 13 Discharge Air Cooling Setpoint 19 21 28 Discharge Air Heating Setpoint 19 21 28 Discharge Air Temperature 16 18 20 29 Discharge Fan Capacity 18 20 29 Discharge Fan Capacity Setpoint 19 doubly terminated network 13 Duct Static Pressure 16 18 20 29 Duct Static Pressure Setpoint 16 19 20 30 Economizer Enable 19 21 30 Economizer Status 18 20 31 Effective Cooling Enable Setpoint 32 Effective Discharge Air Temperature Setpoint 19 21 32 Effective Heating Discharge Setpoint 42 Effective Heating Enable Setpoint 32 Effective Minimum Outdoor
24. 9 21 49 Space Temperature 10 14 18 20 36 49 Space Temperature Input 19 21 50 Standard Configuration Parameter Type 11 Standard Network Variable Types 11 Temperature Setpoint Input 22 32 50 Time 8 UDP 9 Unit State LON 20 50 Unit Status 16 18 19 20 52 Unoccupied Cooling Setpoint 16 18 20 52 Unoccupied Heating Setpoint 16 18 20 53 Warning Alarms 54 XIF 14 This document contains the most current product information as of this printing For the most current product information please go to www DaikinApplied com Daikin Applied Solutions 800 432 1342 www DaikinApplied com ED 15102 4 61
25. Air Cooling Setpoint 28 R W AV 1 v Default 32767 Building Static Pressure Input 25 R W 1005 Y v Default 32767 Exhaust Fan Capacity Input 34 R W 1008 Y Y Primary Heat Enable 46 R W BV 2 Y Y 1027 Primary Cool Enable 45 R W BV 1 Y Y 1026 Space IAQ Input 49 R W AV 1010 Y Y Receive Heartbeat 47 R W AV 5 Y Y Active Alarms Current Alarm 27 R 1019 v v 0z Active Alarm 24 Dirty Filter Warning 158 Low Pressure Circuit 2 Problem 159 Low Pressure Circuit 1 Problem 166 High Pressure Circuit 2 Problem 167 High Pressure Circuit 1 Problem 182 Return Air Sensor Problem 185 Space Sensor Problem 188 Outdoor Air Sensor Problem 208 Airflow Fault 212 Low Supply Air Temp Fault 216 High Supply Air Temp Fault 220 High Return Air Temp Fault 224 Duct High Limit Fault 228 Discharge Sensor Fail Fault 244 Control Temp Fault 250 Emergency Stop Fault Clear All Alarms 55 R W BV 4 Y v Clears all active alarms Clear One Alarm 55 R W AV 1029 Y v Clears the alarm that corresponds to the value entered Non Keypad Variables Exhaust Fan Status 35 R BV 5 Y Y Tf Standby is selected the unit will operate in Occupied mode Note For variables that use the Receive Heartbeat feature see Table 3 the MPS Rooftop Unit Controller assumes network communication is lost and will revert to the last written value or the value of the local sensor if the net
26. C Yes SNVT_hvac_status 112 ED 15102 4 27 Property Value 0 No Active Alarm 24 Dirty Filter Warning 158 Low Pressure Circuit 2 Problem 159 Low Pressure Circuit 1 Problem 166 High Pressure Circuit 2 Problem 167 High Pressure Circuit 1 Problem 182 Return Air Sensor Problem 185 Space Sensor Problem 188 Outdoor Air Sensor Problem 208 Airflow Fault 212 Low Supply Air Temp Fault 216 High Supply Air Temp Fault 220 High Return Air Temp Fault 224 Duct High Limit Fault 228 Discharge Sensor Fail Fault 244 Control Temp Fault 250 Emergency Stop Fault Discharge Air Cooling Setpoint Keypad Menu Path Hidden Network Config 2 This read write property sets the Discharge Air Cooling Setpoint This setpoint is set to this value when it is not being set by a reset schedule Clg Reset on the Disch Cooling menu must be set to Network If it is not set to Network the MPS Rooftop Unit Controller ignores this value If the Present Value is set beyond the valid range from the network the value from the network is set back to invalid Measurement Units Data Type Valid Range Default Value Temperature BACnet F C Real 32 0 86 0 F NA LONWORKS C 0 30 C BACnet Object Identifier Property Object Type Type ID Instance Name ID Analog Value 2 1 Present Value 85 Full Reference MTIIUC MP
27. Controller from into your building automation system BAS It lists all BACnet properties LONWORKS variables and corresponding MPS Rooftop Unit Controller data points It also contains the BACnet Protocol Implementation Conformance Statement PICS BACnet and LONWORKS terms are not defined in detail Refer to the respective specifications for more information MPS Rooftop Unit Controller Data Points The MPS Rooftop Unit Controller contains data points or unit variables that are accessible from three user interfaces the unit keypad a BACnet network BACnet IP BACnet Ethernet or BACnet MS TP or a LONWORKS network Not all points are accessible from each interface This manual lists all important data points and the corresponding path for each applicable interface Refer to the applicable Operation Manual for keypad details see Reference Documents section This document contains the information necessary to incorporate the MPS Rooftop Unit Controller into a BACnet or LONWORKS network Protocol Definitions The MPS Rooftop Unit Controller can be configured in either an interoperable BACnet or LONWORKS network The corresponding MicroTech II Communication Module must be installed on the MPS Rooftop Unit Controller There are four MicroTech II Communication Modules available BACnet IP or BACnet Ethernet e BACnet MS TP Master Slave Token Passing e LONWoRKS SCC Space Comfort Control e LONWORKS DAC Discharge Air Control The L
28. EconEnable state 14 ED 15102 4 Table 6 Behavior of Network Variables upon Heartbeat Timer Expiration LONWORKS LONWoRKS Network Variable Action when Heartbeat Timer Expires Without Update nviOutdoorTemp Reverts to value of attached sensor nviSpaceTemp Reverts to value of attached sensor nviApplicMode Reverts to Normal Operation nviBldgStatPress Reverts to value of attached sensor nviSupFanCap Stays at commanded value until power is cycled nviExhFanCap Stays at commanded value until power is cycled nviSpaceIAQ Reverts to value of attached sensor nviOccSchedule The next three sub items are ncluded in nviOccSchedule menu Current_State Reverts to Normal Operation Next State Reverts to Normal Operation to next state Reverts to Normal Operation nviPriCoolEnable state Reverts to Normal Operation nviPriHeatEnable state Reverts to Normal Operation nviPriEconEnable state Reverts to Normal Operation ED 15102 4 15 Minimum Integration Requirements This section provides general information and outlines the minimum requirements for system integration Once the MPS Rooftop Unit Controller has been configured you can monitor and control unit operation from your workstation At a minimum you can e Display and monitor a minimum of important data points on your workstation display e Turn the unit on or off from your workstation e S
29. Menu Path Min OA Damper IAQ PPM This read only attribute indicates the current space CO level from the optional space CO sensor This value reflects the network input nviSpaceIAQ if valid or the value from a locally wired sensor if Min OA Type on the Min OA Damper menu is set to IAQ Measurement Units Data Type Valid Range Default Value Concentration BACnet ppm Real 0 5000 NA LONWORKS ppm 48 ED 15102 4 BACnet Object Identifier Property Object Type Type ID Instance Name ID Analog Value 2 1031 Present Value 85 Full Reference MTIIUC MPS HHHHHHHHEEffectSpaceCO2 Present Value LONWORKS LonWorks Name Profile Uses Heartbeat SNVT Type SNVT Index nvoSpaceCO2 SCC Yes SNVT ppm 29 LonWorks Name Profile Uses Heartbeat UNVT Type SNVT Number nvoSpaceCO2 DaikinDischargeAir Yes UNVTSpaceCO2 N A Space IAQ Input Keypad Menu Path Hidden Network Config nviSpacelAQ This read write attribute indicates the current space CO level from the network This value takes priority over a locally wired sensor Min OA Type on the Min OA Damper menu must be set to IAQ If it is not set to IAQ the MPS Rooftop Unit Controller ignores this value Measurement Units Data Type Valid Range Default Value Concentration BACnet ppm Real 0 5000 NA LONWORKS ppm BACnet Object Identifier Prope
30. NVT Type SNVT Index nvoUnitStatus fan output DAC SCC Yes SNVT hvac status 112 Duct Static Pressure Keypad Menu Path Duct Pressure Duct Press This read only attribute indicates the current reading of the duct static pressure sensor Note If you are using BACnet with English units multiply it by 100 to get the desired IWC value when writing this property For example write 10 for a desired value of 0 10 IWC ED 15102 4 29 Measurement Units Data Type Valid Range Default Value Pressure gauge BACnet IWC Pa Real 0 5 0 IWC NA LONWORKS Pa 0 1250 Pa BACnet Object Identifier Property Object Type Type ID Instance Name ID Analog Value 2 1021 Present Value 85 Full Reference MTIIUC EffectDuctStaticP Present Value LonWorks LonWorks Name Profile Uses Heartbeat SNVT Type SNVT Index nvoDuctStatPress DAC Yes SNVT press p 113 Duct Static Pressure Setpoint Keypad Menu Path Duct Pressure DuctSP Spt This read write property sets the Duct Static Pressure Setpoint used to control the discharge air fan VFD Note If you are using BACnet with English units multiply it by 100 to get the desired IWC value when writing this variable For example write 100 for a desired value of 1 00 IWC If the Present Value is set beyond the valid limits from the network the value written from the network is ignored
31. OL Not supported reverts to HVAC AUTO 11 HVAC ICE Not supported reverts to HVAC AUTO 12 HVAC MAX HEAT Not supported reverts to HVAC AUTO 13 HVAC ECONOMY Not supported reverts to HVAC AUTO 14 HVAC DEHUMID Not supported reverts to HVAC AUTO 15 HVAC CALIBRATE Not supported reverts to HVAC AUTO 16 HVAC EMERG COOL Not supported reverts to HVAC AUTO 17 HVAC EMERG STEAM Not supported reverts to HVAC AUTO OxFF HVAC NUL Value not available ED 15102 4 23 Enumeration Correspondence BACnet LONWORKS 5 Auto 0 HVAC AUTO 2 Heat Only 1 _ 2 Heat Only 2 HVAC MRNG WRMUP not used 3 Cool Only 3 HVAC COOL 3 Cool Only 4 HVAC NIGHT PURGE not used 3 Cool Only 5 HVAC COOL not used 1 Off 6 HVAC OFF 5 Auto 7 HVAC TEST not used 2 Heat Only 8 HVAC EMERG HEAT not used 4 Fan Only 9 HVAC FAN ONLY 3 Cool 10 HVAC FREE COOL not used 3 Auto 11 HVAC ICE not used 5 Auto 12 HVAC MAX HEAT not used 9 Auto OxFF Application Version Keypad Menu Path Hidden Unit Config App Version This read only attribute reflects the current Application Version of the MPS Rooftop Unit Controller You must divide this number by 100 to get the version number Measurement Units Data Type Valid Range Default Value Event Count NA Unsigned long 0 65 535 NA BACnet Object Ide
32. ONWORKS Communication Modules are in accordance with the LonMark Space Comfort Controller functional profile and the Discharge Air Controller functional profile BACnet Protocol BACnet Building Automation and Control Network is a standard communication protocol developed by the American National Standards Institute ANSI and American Society of Heating Refrigeration and Air conditioning Engineers ASHRAE specified in ANSI ASHRAE Standard 135 2001 BACnet provides the communication infrastructure needed to integrate products manufactured by different vendors and to integrate building services that are now independent LoNWonks Networks A control network specification for information exchange using LonTalk protocol for transmitting data developed by the Echelon Corporation LonTalk Protocol A protocol developed and owned by the Echelon Corporation It describes how information should be transmitted between devices on a control network LonMark Certification LonMark certification is an official acknowledgement by the LonMark Interoperability Association that a product communicates using the LonTalk protocol and transmits and receives data per a standard LonMark functional profile The MicroTech II MPS Rooftop Unit Controller is LonMark 3 4 certified ED 15102 4 5 Basic Protocol Information Setting MPS Rooftop Unit Controller Communication Parameters Certain parameters must be configured in order to establish communication betwee
33. ORKS network segments require termination for proper data transmission performance The type and number of terminations depend on network topology Refer to the LONWORKS FTT 10A Transceiver User s Guide LoNWoRks Network Configuration Every Neuron Chip has a unique 48 bit Neuron ID or physical address This address is generally used only at initial installation or for diagnostic purposes For normal network operation a device address is used Device addresses are defined at the time of network configuration All device addresses have three parts The first part is the Domain ID designating the domain Devices must be in the same domain in order to communicate with each other The second part is the Subnet ID that specifies a collection of up to 127 devices that are on a single channel or a set of channels connected by repeaters There may be up to 255 subnets in a domain The third part is the Node ID that identifies an individual device within the subnet A group is a logical collection of devices within a domain Groups are assembled with regard for their physical location in the domain There may be up to 256 groups in domain A group address is the address that identifies all devices of the group There may be any number of devices in a group when unacknowledged messaging is used Groups are limited to 64 devices if acknowledged messaging is used A broadcast address identifies all devices within a subnet or domain LONWORKS network variables for bot
34. Reference or path and the Name enumeration of the property Note The MPS Rooftop Unit Controller has been programmed with a Receive Heartbeat function for certain BACnet variables If BACnet has not written to these values before the Receive Heartbeat timer expires default 30 seconds and the variables will revert to either the default or to the value of the attached sensor The Receive Heartbeat timer can be changed through the keypad display or the BACnet network Setting the Receive Heartbeat value to zero 0 disables this feature 6 ED 15102 4 Example of BACnet Data Point Keypad Menu Path Duct Pressure 1 Object Identifier Property Object Type Type ID Instance Name ID Analog Value 2 1021 Present Value 85 Full Reference MTIIUC MPS HHEHHHHHHE FanOutput Present Value Object Identifier Object Identifiers are each designated with an Object type as defined in the BACnet specification The first column of the data point definition gives the object type This object in the above example is Discharge Fan Capacity The object identifier is a property that can be read from the object The name of the property is Object Identifier and the property identifier is 75 Each object in a MPS Rooftop Unit Controller has a unique identifier BACnet object identifiers are two part numbers of BACnet Object Identifier data type The first part identifies the object type the first 10 bits of the 32 bit BACnet O
35. SHHHHHHHHE D AClgSetpt Present Value LONWORKS LonWorks Name Profile Uses Heartbeat SNVT Type SNVT Index nviDACISP DAC No SNVT temp p 105 Discharge Air Heating Setpoint Keypad Menu Path Heating DAT Htg Spt or Hidden Network Config 12 This read write property sets the Discharge Air Heating Setpoint The the MPS Rooftop Unit Controller will not allow this value to be set greater than the Max Discharge Air Heating Setpoint nciDAHtSP If a value greater than nciDAHtSP is written the controller ignores this value and continues using the last valid value If the Present Value is set beyond the valid range from the network the value from the network is set back to nciDAHtSP Measurement Units Data Type Valid Range Default Value Temperature BACnet F C Real 50 0 158 0 F NA LONWORKS C 10 70 C BACnet Object Identifier Property Object Type Type ID Instance Name ID Analog Value 2 18 Present Value 85 28 ED 15102 4 Full Reference MTIIUC MPS7HEHHHHHHE D AHtgSetpt Present Value LONWORKS LonWorks Name Profile Uses Heartbeat SNVT Type SNVT Index nviDAHtSP DAC No SNVT temp p 105 Discharge Air Temperature Keypad Menu Path Temperatures Disch Air This read only property indicates the current reading of the discharge air temperature sensor Measurement Units Data Type Valid Range Default Val
36. SS 1 Occ 3 OC_STANDBY OxFF OC_NUL Occupancy Mode Keypad Menu Path Occupancy Occ Mode This read write property sets the MPS Rooftop Unit Controller Occupancy Mode It is typically sent by a wall mounted occupant interface module or a supervisory node to manually control occupancy modes or to override the scheduled occupancy If a local Bypass Input is present it can be used with this network variable input The local input when active forces a Bypass request equivalent to OC BYPASS When nviOccManCmd indicates OC BYPASS the Local Bypass Time is also used Whenever an update of nviOccManCmd is received indicating OC BYPASS the bypass timer is restarted This network variable input should never be bound to a network variable that uses a Send Heartbeat function This input is used with nviOccSchedule to determine the Effective Occupancy Mode Refer to Occupancy see nvoEffectOccup on page 39 for more information Measurement Units Data Type Valid Range Default Value Mode NA Real Enumerated NA ED 15102 4 39 BACnet Object Identifier Property Object Type Type ID Instance Name Multistate Value 19 1001 Present Value 85 Full Reference MTIIUC_MPS 0ccManCmd Present Value Enumeration l 2 3 4 5 Occupied Unoccupied Bypass Standby Auto LONWORKS LonWorks Name Profile Uses Heartbeat
37. Setpoint see page 42 and Temperature Setpoint Input see page 50 If the Temperature Setpoint Input nviSetpoint is set to a valid value Effective Cooling Enable Setpoint 2 Temperature Setpoint Input 2 Occupied Cooling Enable Setpoint Occupied Heating Enable Setpoint Effective Heating Enable Setpoint 2 Temperature Setpoint Input Y Occupied Cooling Enable Setpoint Occupied Heating Enable Setpoint The Effective Setpoint Output nvoEffectSetpt equals Effective Heating Enable Setpoint when the control temperature is less than Occupied Heating setpoint 1 2 Occupied Cooling Enable Setpoint Occupied Heating Enable Setpoint It is set equal to the Effective Cooing Enable Setpoint when the control temperature is greater than the Occupied Cooling Enable Setpoint 1 2 Occupied Cooling Enable Setpoint Occupied Heating Enable Setpoint If the Temperature Setpoint Input nviSetpoint is set to a invalid value Effective Cooling Enable Setpoint 2 Occupied Cooling Enable Setpoint Effective Heating Enable Setpoint 2 Occupied Heating Enable Setpoint Measurement Units Data Type Valid Range Default Value Temperature BACnet F C Real 40 0 95 0 F NA LONWORKS 5 0 35 0 C 32 ED 15102 4 BACnet Object Identifier Property Object Type Type ID Instance Name ID Analog Value 2 12 Present Value 85 Full Reference MTIIUC MPS HHHHHHHHE EffectSetpt P
38. T Index nviSupFanCap DAC Yes SNVT_lev_percent 81 Return Air Temperature Keypad Menu Path Temperature Return Air The BACnet property is a read only attribute that indicates the current reading from the MPS Rooftop Unit Controller return air temperature sensor Measurement Units Data Type Valid Range Default Value Temperature BACnet F C Real 45 212 F NA LONWORKS C 42 100 C BACnet Object Identifier Property Object Type Type ID Instance Name ID Analog Value 2 14 Present Value 85 Full Reference MTIIUC_MPS EffectRAT Present Value LONWORKS LonWorks Name Profile Uses Heartbeat SNVT Type SNVT Index nvoRATemp DAC Yes SNVT temp p 105 LonWorks Name Profile Uses Heartbeat UNVT Type SNVT Number nvoRATemp DaikinRTU SCC Yes UNVTraTemp N A Send Heartbeat Keypad Menu Path No Keypad Equivalent This read write configuration property defines maximum period of time that expires before the specified network variable output is automatically updated Measurement Units Data Type Valid Range Default Value Time Seconds Fixed Point Scalar unsigned long 0 0 6553 4 sec 0 1 sec NA BACnet No BACnet equivalent LONWORKS LoNWoRks Name Profile SNVT Type SNVT Index SCPT Reference SCPT Index nciSndHrtBt DAC SCC SNVT time sec 107 SCPTmaxSendTime 49 Space CO Keypad
39. TempSp 32 105 Current discharge air setpoint which the unit will Setpoint use in the cooling mode Discharge Air Cooling Setpoint nviDACISP 28 105 Default 55 F Min OA Damper Outdoor Air Damper Position nvoUnitStatus 43 112 Y Economizer Output Feedback value 96 Outdoor Air Damper Minimum nviOAMinPos 43 81 Y v Current OA damper min position setpoint 96 Position Input Economizer Enable nviEconEnable 30 95 Enables or disables economizer via two properties State 0 economizer disabled Value 0 and State 1 economizer disabled Value 0 and State 1 economizer enabled Space CO nvoSpaceCO2 48 29 Y 0 5000ppm Discharge Heating Effective Discharge Air Temperature nvoEffDATempSp 32 105 Y Current discharge air setpoint which the unit will Setpoint use in the heating mode Maximum Discharge Air Heating nciDAHtSP 37 105 184 Setpoint Unit Configuration Application Version nvoAppVersion 24 8 Y Y Remote Discharge Fan Capacity nviSupFanCap 47 81 v Default 0 Sets the discharge air VFD speed Setpoint when Discharge Fan Capacity Control Flag is set to Speed Alarms Current Alarm nvoUnitStatus 27 112 Y Y In Alarm 0 No Active Alarm 24 Dirty Filter Warning 158 Low Pressure Circuit 2 Problem 159 Low Pressure Circuit 1 Problem 166 High Pressure Circuit 2 Problem 167 High Pressure Circuit 1 Problem 182 Return Air Sensor Problem 185 Space Sensor Problem 188 Outdoor Air Sensor Problem 208 A
40. Type ID Instance Name ID Analog Value 2 6 Present Value 85 Full Reference MTIIUC_MPS OccCoolSP Present Value LONWORKS LoNWoRks Name Profile SCPT Reference SCPT Index SNVT Type SNVT Index nciSetpoints occupied cool DAC SCC SCPTsetPnts 60 SNVT temp setpt 106 Structure typedef struct signed long occupied cool signed long X standby cool signed long unoccupied cool signed long occupied heat signed long standby heat signed long unoccupied heat SNVT temp setpt Occupied Heating Setpoint Keypad Menu Path Heating Heating Spt This read write configuration property sets the Occupied Heating Setpoint If the Present Value is set beyond the valid limits from the network the value from the network is ignored The BACnet property only applies to the subject data point The LONWORKS variable covers three other data points Occupied Cooling Setpoint See page 42 Unoccupied Cooling Setpoint See page 52 and Unoccupied Heating Setpoint See page 53 Measurement Units Data Type Valid Range Default Value Temperature BACnet F C Real 50 0 95 0 F 68 F LONWORKS C 10 0 35 0 C 42 ED 15102 4 BACnet Object Identifier Property Object Type Type ID Instance Name ID Analog Value 2 8 Present Value 85 Full Reference MPS HHHHHHHHE OccHeatSetpt Present Value LONW
41. Uses Heartbeat SNVT Type SNVT Index nvoBldgStatPress DAC SCC Yes SNVT press p 113 LoNWoRks Name Each network variable has a name that you use to access the data point This is the name of the variable from the profile In the example above the network variable name is nvoBldgStatPress Profile This column defines the LONWORKS designated functional profile SCC and or DAC incorporated by the Communication Module for a given network variable While the variable itself may not be a standard component of that particular profile the LONWORKS Communication Module does implement it and it is available to the network Uses Heartbeat This column defines if the network variable output uses the Send Heartbeat function or if the network variable input uses the Receive Heartbeat function SNVT Type This column gives the name of the standard network variable type from the master list SNVT Index This column gives the number of the standard network variable type from the master list SCPT Reference This column gives the name of the Standard Configuration Parameter Type SCPT from the master list SCPT Index This column gives the number of the Standard Configuration Parameter Type SCPT from the master list Network Considerations Network Topology Each LONWORKS Communication Module is equipped with an FTT 104A transceiver for network communications This transceiver allows for 1 free topology network wiring schemes
42. V 1019 displays a zero in the Present Value property there are no active alarms Alarm Class may also monitor alarms if desired When the Present Value of AV1019 attribute reads a value in the range of 1 to 99 a Warning Alarm is active When the attribute reads a value in the range of 100 to 199 a Problem Alarm is active When the attribute reads a value in the range of 200 to 255 a Fault Alarm is active LONWORKS Alarms within a MPS Rooftop Unit Controller can be monitored individually by using the In Alarm attribute The In Alarm attribute is part of the Unit Status Network Variable Output i e nvoUnitStatus in alarm This attribute displays a value that corresponds to the highest priority alarm that is active It is possible to have multiple active alarms but only the highest priority is displayed in this attribute For example if there is a simultaneous Dirty Filter Warning value of 24 and an Emergency Fault value of 250 then the Emergency Fault value of 250 will display in nvoUnitStatus in alarm because it is the higher priority alarm of the two Once the Emergency Fault condition is corrected and the fault is cleared the next priority active alarm value in this example value of 24 for Dirty Filter alarm is displayed The values for all alarms are described in the Alarms section If the attribute nvoUnitStatus in alarm displays a zero there are no active alarms Alarm Class may also monitor alarms if desired When the nvoUnitSta
43. W 9 Y v Default 55 F 18 ED 15102 4 Network Control Property Keypad attributes available as jug orice BACnet Standard Objects for Page r ject instance SCC DAC Description network control of the unit Read Type Write NNNM Max Discharge Air Heating Setpoint 37 R W AV 19 v Default 113 F 45 C Discharge Air Heating Setpoint 28 R W 18 Discharge Cooling Effective Discharge Air 32 R 11 Y v Current discharge air cooling setpoint the unit controller is Temperature Setpoint using Min OA Damper Outdoor Air Damper Minimum 43 R W 1009 Y Y Default 1096 Position Input Space CO 48 R 1031 X X Economizer Enable 30 R W 1028 Y Y BV 3 Unit Configuration Application Version 24 R 1032 Y Y Remote Discharge Fan Capacity 47 R W 1007 N A Default 0 Setpoint Network Config Application Mode 23 R W MV 1002 v 1 0ff 2 HeatOnly 3 CoolOnly 4 FanOnly 5 Auto Occupancy Mode 39 R W MV 1001 Y v 1 Occupied 2 Unoccupied 3 Bypass 4 Standby 5 Auto Emergency Override 33 R W AV 1003 v v OzNormal 4 Shutdown Shuts unit off via a network signal puts Unit Status 2 OffNet Duct Static Pressure Setpoint 30 R W AV 1004 N A Default 1 00 WC Space Temperature Input 50 R W 4 Y Y Outdoor Air Temperature Input 44 R W AV 3 Y Y Discharge
44. WORKS LoNWoRks Name Profile SNVT Type SNVT Index SCPT Reference SCPT Index nciMinOutTm DAC SCC SNVT time sec 107 SCPTminSendTime 52 38 ED 15102 4 Keypad Menu Path This read only property indicates whether the MPS Rooftop Unit Controller is currently in an occupied unoccupied or bypass mode of operation Measurement Units Data Type Valid Range Default Value Occupancy NA Real Enumerated NA BACnet Object Identifier Property Object Type Type ID Instance Name Multistate Value 19 1014 Present Value 85 Full Reference MTIIUC_MPS EffectOcc Present Value Enumeration 1 Occupied 2 Unoccupied 3 4 Standby LONWORKS LonWorks Name Profile Uses Heartbeat SNVT Type Number nvoEffOccup DAC SCC Yes SNVT occupancy 109 LONWorRKS Enumeration Definitions Value Identifier Notes 0 OC_OCCUPIED Area is occupied 1 OC_UNOCCUPIED Area is unoccupied 2 OC_BYPASS Area is temporarily occupied for the bypass period 3 OC_STANDBY Area is temporarily unoccupied OxFF OC_NUL Value not available Enumeration Correspondence BACnet LONWORKS 1 Occupied 0 OC OCCUPIED 2 Unoccupied 1 OC UNOCCUPIED 3 Bypass 2 OC BYPA
45. Works Name Profile Uses Heartbeat UNVT Type SNVT Number nvoExhFanStatus DaikinRTU SCC Yes UNVTExhFanStatus N A Structure typedef struct unsigned value 0 100 This indicates the capacity signed state 0 Off 1 On This indicates the state SNVT switch Heating Status Keypad Menu System Htg Status This read only attribute indicates whether or not heating is currently enabled If heating is disabled the reason is indicated Measurement Units Data Type Valid Range Default Value State NA Real Enumerated NA BACnet Object Identifier Property Object Type Type ID Instance Name ID Multistate Value 19 1024 Present Value 85 Full Reference MTIIUC_MPS HeatStatus Present Value Enumeration 1 2 Enabled 2 2 None 3 Off Manual 4 Off Net 5 2 Alarm not used 6 2 Off Ambient ED 15102 4 35 LONWORKS LonWorks Name Profile UNVT Type SNVT Number nvoMcQRTUStatus DaikinDischargeAir DaikinRTU SCC UNVTmcqRTUStatus N A Enumeration 1 Enabled 2 None 3 Off Manual 4 Off Net 6 Off Ambient Local OA Temperature Keypad Menu Path No Keypad Equivalent This read only attribute indicates the current outdoor air temperature from the local outdoor air temperature sensor Measurement Units Data
46. Y v Current reading of Discharge Air Temp sensor Return Air Temperature 48 R AV 14 Y v Current reading of sensor Space Temperature 49 R AV 15 Y v Current reading of sensor Outdoor Air Temperature 44 R AV 13 Y v Current reading of sensor Local Space Temperature 36 v v Current reading of the local space sensor Local OA Temperature 36 Y v Current reading of the local outdoor air temperature sensor Duct Pressure Duct Static Pressure 29 R AV 1021 N A v Current reading of sensor If unit has two sensors the lower of the two is displayed Discharge Fan Capacity 29 R AV 1018 Y v Current discharge fan capacity 96 Building Pressure Building Static Pressure 24 R 1020 Y Current reading of sensor value or network input Building Static Pressure Setpoint 25 R W 1006 Default 0 050 WC Exhaust Fan Capacity 34 R 1030 Y v Current exhaust fan capacity 96 Zone Cooling Minimum Discharge Air Cooling 38 R W 2 N A Default 55 F Setpoint Effective Setpoint Output 32 R 12 Y v Control Temp gt this setpoint Cool Enable Dead Band Then cooling is enabled Occupied Cooling Setpoint 42 R W 6 Y v Default 72 F Unoccupied Cooling Setpoint 52 R W AV 7 v v Default 85 F Heating Effective Setpoint Output 32 R 12 Y v If Control Temp lt this setpoint Heat Enable Dead Band Then heating is enabled Occupied Heating Setpoint 42 R W 8 Y v Default 68 F Unoccupied Heating Setpoint 53 R
47. alid Range Default Value Temperature BACnet F C Real 45 212 F NA LONWORKS C 42 100 C BACnet Object Identifier Property Object Type Type ID Instance Name ID Analog Value 2 13 Present Value 85 Full Reference MTIIUC_MPS EffectOAT Present Value LONWORKS LonWorks Name Profile Uses Heartbeat SNVT Type SNVT Index nvoOutdoorTemp DAC SCC Yes SNVT_temp_p 105 Outdoor Air Temperature Input Keypad Menu Path Hidden Network Config nviOAT This input network variable is the measured Outdoor Air Temperature Either a network sensor or a supervisory controller typically provides the value When an outdoor air temperature sensor is locally wired to the unit controller the nviOutdoorTemp has priority if a valid value is present Measurement Units Data Type Valid Range Default Value Temperature BACnet F C Real 40 122 F NA LONWORKS C 40 50 C BACnet Object Identifier Property Object Type Type ID Instance Name ID Analog Value 2 3 Present Value 85 Full Reference MTIIUC MPSHEHHHHHHHE OutdoorTemplInput Present Value LONWORKS LonWorks Name Profile Uses Heartbeat SNVT Type SNVT Index nviOutdoorTemp DAC SCC Yes SNVT temp p 105 44 ED 15102 4 Primary Cool Enable Keypad Menu Path Hidden Network Config nviCoolState amp Hidden Network Config nviCoolValue This read write configuration property enables or di
48. bject Identifier see ANSI ASHRAE 135 2001 BACnet A Data Communication Protocol for Building Automation and Control Networks The first column of the data point definition gives the object type The second part identifies the instances of that particular object type the last 22 bits of the 32 bit BACnet Object Identifier The object identifier is shown in the data points listing as two numbers The first number is shown in the Type ID column and designates the Object type enumeration The second number is shown in the Instance column and designates the instance of that particular object type The object identifier is a property that can be read from the object code The name of the property is Object Identifier and the property identifier is 75 The BACnet specification reserves the first 128 numbers for ASHRAE defined objects Manufacturers may define additional object types and assign a number above 127 as long as they conform to the requirements of the BACnet specification Each object also has a name Object names are character strings The object name is a property that can be read from the object The name of the property is Object Name and the property identifier is 77 Objects are sometimes referred to as an object type and instance number as they are in the BACnet specification The example object above is Analog Value Instance 1021 Property Identifier Each object has a number of properties or attributes Each property has a unique
49. bles Heating Heat Only disables Cooling and Fan Only disables Heating and Cooling This attribute has no affect unless Control Mode is set to Auto Control Mode is only set at the keypad display Measurement Units Data Type Valid Range Default Value Mode NA Real Enumerated NA BACnet Object Identifier Property Object Type Type ID Instance Name Multistate Value 19 1002 Present Value Full Reference MTIIUC MPS7HEHHHHHHE ApplicCmd Present Value Enumeration 1 Off 2 2 Heat Only 3 Cool Only 4 Fan Only 5 Auto Heat Cool LONWORKS LonWorks Name Profile Uses Heartbeat SNVT Type SNVT Index nviApplicMode DAC SCC Yes SNVT hvac mode 108 LONwoRks Enumeration Definitions Value Identifier Notes 0 HVAC AUTO Controller automatically changes between application modes 1 _ Heating only 2 HVAC MRNG WRMUP Not supported reverts to HVAC AUTO 3 HVAC COOL Cooling only 4 HVAC NIGHT PURGE Not supported reverts to HVAC AUTO 5 HVAC PRE COOL Not supported reverts to HVAC AUTO 6 HVAC OFF Controller not controlling outputs 7 HVAC TEST Not supported reverts to HVAC AUTO 8 HVAC EMERG HEAT Not supported reverts to HVAC AUTO 9 HVAC FAN ONLY Air not conditioned fan turned on 10 HVAC FREE CO
50. ce parameter not set to OAT Automatic Space Sensor Space temp sensor failure on unit with RAT sensor Automatic Return Sensor RAT sensor failure when Control Temperature Source parameter not set to Return Automatic Hi Pres Cktl HP1 or HP3 open indicating ckt 1 high refrigerant pressure Manual Hi Pres Ckt2 HP2 or HP4 open indicating ckt 2 high refrigerant pressure Manual Lo Pres Ckt1 remained opened after compressor on the circuit had started Automatic Lo Pres Ckt2 LP2 remained opened after compressor on the circuit had started Automatic This alarm must be manually cleared if this alarm occurs three times between 2 00 AM of one day and 2 00 AM of the next day Warning Alarms Lowest Priority Table 10 Warning Alarms in Order of Priority Alarm Message Indication Clear Dirty Filter The filter switch is in the alarm Open position Manual Alarm Monitoring BACnet Alarms within a MPS Rooftop Unit Controller can be monitored individually by using the Alarm AV1019 attribute This attribute displays a value that corresponds to the highest priority alarm that is active It is possible to have multiple active alarms but only the highest priority is displayed in this attribute For example if there is a simultaneous Dirty Filter Warning value of 24 and an Emergency Fault value of 250 then the Emergency Fault value of 250 will display in the Present Value of AV 1019 because it is the higher priority alarm of the
51. cy Scheduler Input occup t current scheduled occupancy state next state Occupancy Scheduler Next occup t next scheduled occupancy state time to next state Occupancy Scheduler Time minutes 0 to 1440 Enumeration Definitions occup t Value Identifier Notes 0 OC OCCUPIED Area is occupied 1 OC UNOCCUPIED Area is unoccupied 2 OC BYPASS Area is temporarily occupied for the bypass period 3 OC STANDBY Area is temporarily unoccupied OxFF OC NUL Value not available ED 15102 4 41 Enumeration Correspondence BACnet LONWORKS 1 Occupied 0 OC OCCUPIED Unoccupied 1 OC UNOCCUPIED 2 OC BYPASS Occupied 3 OC STANDBY 5 Auto OxFF OC NUL Occupied Cooling Setpoint Keypad Menu Path Zone Cooling Cooling Spt This read write configuration property sets the Occupied Cooling Setpoint If the Present Value is set beyond the valid limits from the network the value from the network is ignored The BACnet property only applies to the subject data point The LONWORKS variable is a structure that covers three other data points Unoccupied Cooling Setpoint See page 52 Occupied Heating Setpoint See page 42 and Unoccupied Heating Setpoint See page 53 Measurement Units Data Type Valid Range Default Value Temperature BACnet F C Real 50 95 0 F 72 F LONWORKS C 10 35 0 C BACnet Object Identifier Property Object Type
52. e OutdoorTempInput Space Temperature SpaceTempInput Space Indoor Air Quality IAQ SpaceIAQInput Primary Cool Enable CoolEnable Primary Heat Enable HeatEnable Primary Economizer Enable EconEnable Table 4 Behavior of Network Variables upon Heartbeat Timer Expiration BACnet BACnet Network Variable Action when Heartbeat Timer Expires Without Update OccState NextOccState TimeToNextOccState Reverts to value of attached sensor ApplicCmd Reverts to value of attached sensor BldgStaticPressInput Reverts to Normal Operation SupFanCapInput Reverts to value of attached sensor ExhFanCapInput Stays at commanded value until power is cycled OutdoorTempInput Stays at commanded value until power is cycled SpaceTempInput Reverts to value of attached sensor SpaceIAQInput The next three sub items are ncluded in nviOccSchedule menu CoolEnable Reverts to Normal Operation HeatEnable Reverts to Normal Operation EconEnable Reverts to Normal Operation nviPriCoolEnable state Reverts to Normal Operation nviPriHeatEnable state Reverts to Normal Operation nviPriEconEnable state Reverts to Normal Operation LONWORKS Networks LONWORKS technology developed by Echelon Corporation is the basis for LonMark interoperable systems This technology is independent of the communications media The LonMark Interoperable Association has developed standards for interoperable LONWORKS technology systems In particu
53. e effect on specific network variables when RcvHrtBt timer has expired with having been updated Measurement Units Data Type Valid Range Default Value Time Seconds Fixed Point Scalar unsigned long 0 0 6553 4 sec 0 1 sec 30 BACnet Object Identifier Property Object Type Type ID Instance Name ID Analog Value 2 5 Present Value 85 Full Reference MTIIUC_MPS ReceiveHrtBt Present Value LONWORKS LoNWoRks Name Profile SNVT Type SNVT Index SCPT Reference SCPT Index nciRcvHrtBt DAC SCC SNVT time sec 107 SCPTmaxRcevTime 48 Remote Discharge Fan Capacity Setpoint Keypad Menu Path Duct Pressure Remote SF Cap This read write property sets the discharge air VFD Variable Frequency Drive speed Remote SF Cap on the Duct Pressure menu must be set to Speed for the MPS Rooftop Unit Controller to use this point for control If the Present Value is set beyond the valid limits from the network the value from the network is ignored Measurement Units Data Type Valid Range Default Value Fan Capacity Percent Real 0 110 NA ED 15102 4 47 BACnet Object Identifier Property Object Type Type ID Instance Name ID Analog Value 2 1007 Present Value 85 Full Reference MTIIUC MPSHHHHHHHHE SupFanCapInput Present Value LONWORKS LonWorks Name Profile Uses Heartbeat SNVT Type SNV
54. e is used to connect a network space temperature sensor or network output from another controller When a space temperature sensor is locally wired to the MPS Rooftop Unit Controller this variable has priority if a valid value is present Note Ifthe optional space temperature sensor is not installed the Space Sensor attribute in the Unit Configuration menu of the MPS Rooftop Unit Controller keypad display should be set to No Doing so disables the alarm function associated with an open circuit at the space temperature sensor input Measurement Units Data Type Valid Range Default Value Temperature BACnet F C Real 14 122 F NA LONWORKS C 10 50 C BACnet Object Identifier Property Object Type Type ID Instance Name ID Analog Value 2 4 Present Value 85 Full Reference MTIIUC MPSHHHHHHHHE SpaceTempInput Present Value LONWORKS LonWorks Name Profile Uses Heartbeat SNVT Type SNVT Index nviSpaceTemp DAC SCC Yes SNVT_temp_p 105 Temperature Setpoint Input Keypad Menu Path Hidden Network Config 2 This read write property is used only in LONWORKS networks It determines the Effective Setpoint Output see page 32 If the value is valid it determines the Effective Setpoint Output see page 32 provided no other network variables such as the keypad or nciSetpoints are changing Effective Setpoint Output If the value is not valid the Effective Setpoint Output does
55. em OA Damper Pos This read only attribute indicates the current outdoor air damper position The BACnet property reads only the subject attribute and only applies to the subject data point The LONWORKS variable is only a part of the LONWORKS Unit Status network variable See Unit Status on page 50 for details of LONWORKS network variable The LONWORKS variable covers six other data points Unit Status See page 50 Primary Heating Capacity See page 47 Secondary Heating Capacity not used Discharge Fan Capacity See page 29 and In Alarm See page 27 Measurement Units Data Type Valid Range Default Value Percent NA BACnet Real 0 100 NA LONWORKS Structure ED 15102 4 43 BACnet Object Identifier Property Object Type Type ID Instance Name ID Analog Value 2 1017 Present Value 85 Full Reference MTIIUC MPS HHHHHHHHE EconOutput Present Value LONWORKS LonWorks Name Profile Uses Heartbeat SNVT Type SNVT Index nvoUnitStatus econ output DAC SCC Yes SNVT hvac status 112 Outdoor Air Temperature Keypad Menu Path Temperature OA Temp This output network variable indicates the current value of the Outdoor Air Temperature for monitoring purposes This value reflects the network input nviOutdoorTemp if valid or the value from a locally wired sensor Measurement Units Data Type V
56. emperature sensor is required for unoccupied cooling operation If the Present Value is set beyond the valid limits from the network the value from the network is ignored The BACnet property only applies to the subject data point The LONWORKS variable is a structure that covers three other data points Unoccupied Cooling Setpoint See page 52 Occupied Heating Setpoint See page 42 and Unoccupied Heating Setpoint See page 53 Measurement Units Data Type Valid Range Default Value Temperature BACnet F C Real 50 0 95 0 F NA LONWORKS C 10 35 C BACnet Object Identifier Property Object Type Type ID Instance Name ID Analog Value 2 7 Present Value 85 52 ED 15102 4 Full Reference MTIIUC MPS HHHHHHHHE UnoccCoolSetpt Present Value LonWorks LonWorks Name Profile SCPT Reference SCPT Index SNVT Type SNVT Index nciSetpoints unoccupied cool DAC SCC SCPTsetPnts 60 SNVT_temp_setpt 106 Structure typedef struct signed long occupied cool signed long standby cool Not Used signed long unoccupied cool signed long occupied heat signed long standby heat Not Used signed long unoccupied heat SNVT temp setpt Unoccupied Heating Setpoint Keypad Menu Path Heating Setup Uocc Htg Spt This read write configuration property sets the temperature above which the MPS Rooftop Unit Comptroller starts up and provides
57. er left keypad button with the down arrow icon simultaneously 2 Ifprompted for a password enter 4545 Navigate to the Network Config Menu press the button with the right arrow icon once 4 Inthe Type field select LON Refer to Setting MPS Rooftop Unit Controller Communication Parameters in the Basic Protocol Information section Data Integrity The integrity of some data depends on a valid network connection to maintain current values The data points shown in Table 5 require a valid network connection whether or not they are bound If data points listed in Table 5 do not change after a given time nciRcvHrtBt the MPS Rooftop Unit Controller reverts to the default values of the variable or to the value of the attached sensor Table 6 defines the effect on LONWORKS network variables if the Receive Heartbeat timer should expire without having been updated Table 5 Receive Heartbeat Variables LONWORKS Data Point LoNWoRks Variable Occupancy Scheduler Input nviOccSchedule Application Mode nviApplicMode Building Static Pressure nviBldgStatPress Remote Discharge Fan Capacity Setpoint nviSupFanCap Remote Exhaust Fan Capacity Setpoint nviExhFanCap Outdoor Air Temperature nviOutdoorTemp Space Temperature nviSpaceTemp Space Indoor Air Quality AQ nviSpaceIAQ Primary Cool Enable nviPriCoolEnable state Primary Heat Enable nviPriHeatEnable state Primary Economizer Enable nviPri
58. et the schedule from your workstation and e Operate the unit safely Set up the MPS Rooftop Unit Controller for Network Control Follow the setup steps below to control the MPS Rooftop Unit Controller over the network 1 On the unit keypad set the Control Mode function to AUTO The keypad password 4545 is required to edit this function For a detailed description of how to use the keypad refer to the appropriate Operation Manual See Reference Documents section The keypad is also used to verify network operation 2 Set Type on the Network Config menu to the type of network that is connected options shown on the keypad display are BACnet IP BACnet Ethernet BACnet MS TP and LON To access the Network Config Menu of the keypad display 1 Press the upper left keypad button with the left arrow icon and lower left keypad button with the down arrow icon simultaneously 2 Ifprompted for a password enter 4545 Navigate to the Network Config Menu press the button with the right arrow icon once 4 Inthe Type field select BACnet IP BACnet Ethernet BACnet MS TP or LON Display Important Data Points A typical workstation displays MPS Rooftop Unit Controller includes the following significant data points as shown in Table 7 page number of detailed description in parenthesis Each data point includes a number that also identifies it in the Comprehensive Data Point Tables These data points are also shaded in the Comprehens
59. h the DAC and the SCC functional profiles are defined below Variables are used in both the SCC and DAC profiles unless marked otherwise Commissioning the Network Pressing the service pin switch on the LONWORKS Communications Module generates a service pin message which contains the Neuron ID and the program code identification of the node A service pin message is a network message that is generated by a node and broadcast on the network It can be used to commission the LONWORKS network ED 15102 4 13 A network configuration tool maps device Neuron IDs to the domain subnet node logical addressing scheme when it creates the network image the logical network addresses and connection information for all devices nodes on the network External Interface File XIF LonMark guidelines specify exact documentation rules so that proprietary configuration tools are not required to commission and configure LONWORKS devices The LONWORKS Communication Module is self documenting so that any network management tool can obtain all the information needed over the network to connect it into the system and to configure and manage it An External Interface File a specially formatted PC text file with an extension XIF is also available so that any network tool can design and configure it prior to installation XIF files are available on www DaikinApplied com or www lonmark org Resource Files Resource Files provide definitions of functional profiles
60. ices and other devices Shared Ethernet Network LAN Integration Integrating the MPS Rooftop Unit Controller into a shared Ethernet LAN requires close cooperation with the network administrator The steps are as follows e Obtain the IP Subnet Mask of the shared network from the network administrator e Obtain the static IP Addresses for all MPS Rooftop Unit Controllers you are integrating into the shared network Obtain the address of an IP Router or Gateway to use for sending IP messages to and from the BACnet IP subnets e Once you have these refer to Setting MPS Rooftop Unit Controller Communication Parameters in the Basic Protocol Information section of this document e Type variable on the Network Config hidden menu of the MPS Rooftop Unit Controller device object must be set to BACnet IP or BACnet Ethernet for BACnet communications to take place The default value for this property is None Refer to Setting MPS Rooftop Unit Controller Communication Parameters in the Basic Protocol Information section of this document To access the Network Config Menu of the keypad display do the following 1 Press the upper left keypad button with the left arrow icon and lower left keypad button with the down arrow icon simultaneously 2 Ifprompted for a password enter 4545 Navigate to the Network Config Menu press the button with the right arrow icon once 4 Inthe Type field select BACnet IP or BACnet Ethernet BACnet
61. id range from the network the value written from the network is ignored Note If you are using BACnet with English units divide the variable by 1000 to get IWC when the property is read For example 0 050 IWC appears over BACnet as 50 Measurement Units Data Type Valid Range Default Value Pressure gauge BACnet IWC Pa Real 0 250 40 250 IWC NA LONWORKS Pa 100 100 Pa ED 15102 4 25 BACnet Object Identifier Property Object Type Type ID Instance Name ID Analog Value 2 1006 Present Value 85 Full Reference MTIIUC MPSHHHHHHHHE BldgStaticSPInput Present Value LONWORKS LonWorks Name Profile Uses Heartbeat SNVT Type SNVT Index nviBldgStaticSP DAC No SNVT press p 113 LonWorks Name Profile Uses Heartbeat UNVT Type SNVT Number nviBldgStaticSP DaikinRTU SCC No UNVTBldgStaticSP N A Cooling Capacity Keypad Menu Path System Clg Capacity This read only property indicates the current percentage of unit maximum cooling capacity The BACnet property only applies to the subject data point The LONWORKS variable covers six other data points Unit Status see page 50 Primary Heating Capacity see page 47 Secondary Heating Capacity not used Discharge Fan Capacity see page 29 Outdoor Air Damper Position see page 43 and In Alarm see page 27 Measurement Units Data Type Va
62. irect Keypad Equivalent This read write property clears all active alarms Writing 1 to this variable clears all active alarms This variable reverts back to 0 when the alarms clear Measurement Units Data Type Valid Range Default Value Alarms NA BACnet Real Enumerated NA LONWORKS Structure BACnet Object Identifier Property Object Type Type ID Instance Name ID Binary Value 5 4 Present Value 85 Full Reference MTIIUC MPS HHHHHHHHE Clear AllAlarms Present Value LONWORKS LonWorks Name Profile SNVT Type SNVT Number nviClearAllAlarm DAC SCC SNVT count 8 Clear One Alarm Keypad Menu Path No Direct Keypad Equivalent This read write property clears one active alarm To clear a particular alarm write the value corresponding to that alarm to this variable This variable reverts back to 0 when the alarm clears Measurement Units Data Type Valid Range Default Value Alarms NA BACnet Real Enumerated NA LONWORKS Structure ED 15102 4 55 BACnet Object Identifier Property Object Type Type ID Instance Name Analog Value 2 1029 Present Value 85 Full Reference MTIIUC_MPS ClearOneAlarm Present Value Property Value 0 Normal 24 Dirty Filter Warning 158 Low Pressure Circuit 2 Problem 159 Low Pressure Circuit 1 Problem 166 High Pressure Circ
63. irflow Fault 212 Low Supply Air Temp Fault 216 High Supply Air Temp Fault 220 High Return Air Temp Fault 224 Duct High Limit Fault 228 Discharge Sensor Fail Fault 244 Control Temp Fault 250 2 Emergency Stop Fault Clear All Alarms nviClearAllAlarm 55 8 Y v Clears all alarms Clear One Alarm nviClearl Alarm 55 8 Y v Clears the alarm that corresponds to the value entered Network Config Application Mode nviApplicMode 23 108 Y v O0 AUTO 1 HEAT 3 COOL 6 OFF 9 FAN_ONLY Occupancy Mode nviOccManCmd 39 109 0 1 UNOCCUPIED 2 BYPASS 3 STANDBY OxFFZNUL Exhaust Fan Capacity Input nviExhFanCap 34 81 Y Y Primary Heat Enable nviPriHeatEnable 46 95 Y Y Primary Cool Enable nviPriCoolEnable 45 95 Y Space IAQ Input nviSpaceI AQ 49 29 Y 0 5000ppm Emergency Override nviEmergOverride 33 103 Y Y 0 NORMAL 4 SHUTDOWN Space Temperature Input nviSpaceTemp 50 105 Y Network input of Space Temperature Outdoor Air Temperature Input nviOutdoorTemp 44 105 Y v Network input of Outdoor Air Temperature Minimum Send Time nciMinOutTm 38 107 52 X Y Defines min period of time between automatic SCPTminSendTime network variable output time reducing traffic on network ED 15102 4 21 Network Control Property Keypad attributes available as LONWoRKS Variables for network Variable Name Page SNVT SCPT SCC DAC Description control of the unit Index Receive Heartbeat nciRcvHrtBt 47 1
64. ive Data Point Tables so that you can distinguish them from the rest of the data points in the table References in the text of this section also identify these data points with a number and shading Table 7 Significant Data Points No Configursnon No Setpoints Clear Alarms 1 Oni Staus 62 5 Discharge Air Temp 28 9 Duct Sas Pressure Spoin 90 Cer Alarms 5 2 Application Mode 03 6 Returm Air Temp 48 I0 Unoc Cooling Setpoint 52 I5 Clear One Alarm 55 s G5 7 TOutdor Air Temp 4 11 Oe Cooling Setpoint 4 4 Mode 39 8 Duct Static Pressure 29 12 Occ Heating Setpoint 42 13 Heating Setpoint 53 You can display any number of additional data points based on job requirements or individual preference See LonWorks Variables on page 20 for a comphrensive list of all LONWoRKS Variables available in a LONWORKS network See BACnet Standard Objects on page 18 for a comphrensive list of all Standard BACnet Objects available in a BACnet network For a more detailed description of all available data points see the Detailed Data Point Information section on page 23 Network Off The unit can be turned off over the network by writing to the 2 Application Mode See page 23 Writing AUTO to Application Mode allows the MPS Rooftop Unit Controller to determine its mode of operation based on input conditions Writing OFF to Application Mode shu
65. lar they have published standards for HVAC equipment including the Discharge Air Controller DAC functional profile and the Space Comfort Controller SCC functional profile These profiles specify a number of mandatory and optional standard network variables and standard configuration parameters This document defines these variables and parameters available in the MPS Rooftop Unit Controller Compatibility The MPS Rooftop Unit Controller with the LONWORKS Communication Module operates in accordance with DAC functional profile or the SCC functional profile of the LonMark Interoperability standard 10 ED 15102 4 LoNWoRks Variables MPS Rooftop Unit Controllers incorporate LONWORKS network variables to access unit data points The MPS Rooftop Unit Controller uses LONWORKS Standard Network Variable Types SNVT from each profile Some data points can be adjusted input network variables nvi read write attributes e g setpoints from the network and others can only be interrogated output network variables nvo read only attributes e g status information Configuration variables nci are included with the read write attributes Each data point accessible from a LONWORKS network is described with a table that gives the LONWORKS Name Profile SNVT Type and SNVT Index If the variable is a configuration variable the table also includes the SCPT Reference and the SCPT Index Example of LoNWoRks Data Point LonWorks Name Profile
66. lid Range Default Value Percent NA BACnet Real 0 100 NA LONWORKS Structure BACnet Object Identifier Property Object Type Type ID Instance Name ID Analog Value 2 1016 Present Value 85 Full Reference MTUUC_MPS CoolOutput Present Value LONWORKS LonWorks Name Profile Uses Heartbeat SNVT Type SNVT Index nvoUnitStatus cool_output DAC SCC Yes SNVT_hvac_status 112 Cooling Status Keypad Menu System Clg Status This read only attribute indicates whether or not cooling is currently enabled If cooling is disabled the reason is indicated Measurement Units Data Type Valid Range Default Value State NA Real Enumerated NA BACnet Object Identifier Property Object Type Type ID Instance Name Multistate Value 19 1023 Present Value 85 Full Reference MTIIUC_MPS CoolStatus Present Value Enumeration 1 Enabled 2 None 3 Off Manual 4 2 Off Net 5 2 Off Alarm 6 2 Off Ambient 26 ED 15102 4 LONWORKS LonWorks Name Profile UNVT Type SNVT Number nvoMcQRTUStatus CoolStatus DaikinDischargeAir DaikinRTU SCC UNVTmcqRTUStatus N A Enumeration 1 Enabled 2 None 3 Off Manual 4 Off Net 5 Off Alarm 6 Off Ambient Current Alarm Keypad Menu Path Active Alarm This read only attribute indicates the highest acti
67. n some of the information in this document may not completely describe your application You can determine the revision of the application software from the MPS Rooftop Unit Controller keypad display This information appears on the keypad when the MPS Rooftop Unit Controller is initially powered up It can also be found on the hidden Unit Config menu of the keypad display which is accessed by following these steps 1 Press the upper left keypad button with the left arrow icon and lower left keypad button with the down arrow icon simultaneously 2 If prompted for a password enter 4545 3 Press the down arrow until App Version appears Reference Documents Company Number Title Source Daikin OM 843 MicroTech Commercial Packaged Rooftop Unit Controls MPS Unit www DaikinApplied com Controller DAC SCC Daikin UM 855 MicroTech II BACnet Communication Module Configuration Tool www DaikinApplied com for Daikin MPS Maverick II Rooftop Unit Controllers American Society of ANSI BACnet A Data Communication Protocol for Building Automation and www ashrae org Heating Refrigerating and ASHRAE 135 Control Networks Air Conditioning Engineers 2001 LonMark Interoperability 078 0014 01E LonMark Layers 1 6 Interoperability Guidelines Version 3 4 www lonmark org Association LonMark Interoperability 078 0120 01E LonMark Application Layer Interoperability Guidelines Ve
68. n the MPS Rooftop Unit Controller and the MicroTech II Communication Module These parameters are set differently depending on the type of MicroTech II Communication Module Table 1 defines the four possible sets of parameter settings Note that not all parameters apply to each MicroTech II Communication Module Change parameters via the MPS Rooftop Unit Controller keypad display Table 1 Parameter Settings Parameter Name BACnet IP Ethernet BACnet MS TP LON DAC or SCC Na e e IP Address 172 16 5 8 N A N A N A IP Subnet Mask 16 255 255 0 0 N A N A N A UDP Port Number 47808 N A N A N A IP Router Address 0 0 0 0 N A N A N A Gateway MSTP MAC Address N A 0 N A N A MSTP Baud Rate N A 38400 N A N A Type BACnet IP or BACnet BACnet MS TP LON None Ethernet Device Instance Number 3001 3001 N A N A Max Master N A 127 N A N A Max Info Frames N A 1 N A N A Max APDU Length 1472 480 N A N A Device Object Name MTHUC MPSXXXXXXXXX MTHUC MPSXXX N A N A XXXXXX Notes See Appendix B Subnet Mask CIDR Conversion Table for details on setting this parameter UDP Port Number is not adjustable via the unit keypad The BACnet Communication Module Configuration Tool software and corresponding Users Manual UM 855 available at www DaikinApplied com is required to change this parameter The alpha portion MTIIUC MPS of the Device Object Name is not adjustable via the keypad displa
69. not depend on this value see page 32 Note The unoccupied setpoints are not changed Measurement Units Data Type Valid Range Default Value Temperature Fixed Point Scalar signed long 10 35 NA BACnet No BACnet equivalent LONWORKS LonWorks Name Profile Uses Heartbeat SNVT Type SNVT Index nviSetpoint DAC SCC No SNVT_temp_p 105 Unit State LONWORKS Keypad Menu Path System Unit Status System Htg Capacity System Clg Capacity System OA Damper Pos amp Active Alarm This read only property indicates the current unit operating status information Measurement Units Data Type Valid Range Default Value Unit Status NA BACnet Real Enumerated NA LONWORKS Structures 50 ED 15102 4 LONWORKS LonWorks Name Profile Uses Heartbeat SNVT Type SNVT Index nvoUnitStatus Structure typedef struct hvac t signed long signed long signed long signed long signed long unsigned SNVT hvac status Field Definitions DAC SCC Yes mode heat output primary heat output secondary cool output econ output fan output in alarm Not Used SNVT hvac status 112 Field Data Point Reference Valid Range Notes mode See below Enumerated compatible with SNVT hvac mode heat output primary Primary Heating Capacity 163 83 163 8396 percentage of full
70. ntifier Property Object Type Type ID Instance Name ID Analog Value 2 1032 Present Value 85 Full Reference MTIIUC MPSHEHHHHHHE AppVersion Present Value LONWORKS LonWorks Name Profile Uses Heartbeat UNVT Type SNVT Number nvoAppVersion DaikinDischargeAir No UNVTAppVersion N A DaikinRTU SCC Building Static Pressure Keypad Menu Path Bldg Pressure Bldg Press This read only property reflects the current Building Static Pressure Note If you are using BACnet with English units divide the property by 1000 to get IWC inches of water column when the property is read For example 0 050 IWC appears over BACnet as 50 Measurement Units Data Type Valid Range Default Value Pressure gauge BACnet IWC Pa Real 0 250 40 250 IWC NA LONWORKS Pa 100 100 Pa 24 ED 15102 4 BACnet Object Identifier Property Object Type Type ID Instance Name ID Analog Value 2 1020 Present Value 85 Full Reference MTIIUC MPS HHHHHHHHE EffectBldgStaticP Present Value LONWORKS LonWorks Name Profile Uses Heartbeat SNVT Type SNVT Index nvoBldgStatPress DAC Yes SNVT_press_p 113 LonWorks Name Profile Uses Heartbeat UNVT Type SNVT Number nvoBldgStatPress DaikinRTU SCC Yes UNVTBldgStatPressOut N A Building Static Pressure Input Keypad Menu Path Hidden Network Config nviBSP This read write property c
71. oRKS LonWorks Name Profile SCPT Reference SCPT Index SNVT Type SNVT Index nciSetpoints occupied_heat DAC SCC SCPTsetPnts 60 SNVT temp setpt 106 Structure typedef struct Signed long X occupied cool Signed long standby cool Not Used signed long unoccupied cool signed long occupied heat signed long standby heat Not Used signed long unoccupied heat SNVT temp setpt Outdoor Air Damper Minimum Position Input Keypad Menu Path Hidden Network Config nviOAMinPos This read write configuration property sets the Outdoor Air Damper Minimum Position setpoint for the MPS Rooftop Unit Controller The Minimum Outdoor Air Damper Position Input setpoint uses this value when it is not being set by any other function and when the Min OA Type on the Min OA Damper menu is set to Network If the Present Value is set beyond the valid limits from the network the value from the network is ignored Measurement Units Data Type Valid Range Default Value Position Percent Real 0 110 NA BACnet Object Identifier Property Object Type Type ID Instance Name ID Analog Value 2 1009 Present Value 85 Full Reference MTIIUC_MPS 0AMinPos Present Value LONWORKS LoNWoRks Name Profile Uses Heartbeat SCPT Reference SCPT Index SNVT Type SNVT Index nviOAMinPos DAC SCC No SCPTminRnge 23 SNVT lev percent 81 Outdoor Air Damper Position Keypad Menu Path Syst
72. only be changed via the MicroTech II BACnet Communication Module Configuration Tool and corresponding User Manual UM 855 available at www DaikinApplied com Device Object Properties The device object contains many other informative properties as shown in Table 2 Table 2 MPS Rooftop Unit Controller Device Object Properties Property Identifier Value Data Type Object Identifier 75 BACnetObjectldentifier Object Name TI CharacterString Object Type 79 8 BACnetObjectType System Status 112 Vendor Name 121 Daikin CharacterString Vendor Identifier 120 3 Unsigned16 Model Name 70 MPS Rooftop BCM CharacterString Firmware Version 44 variable CharacterString Application Software Revision 12 variable CharacterString Location 58 CharacterString Description 28 variable CharacterString Protocol Version 98 1 Unsigned Protocol Revision 139 4 Unsigned Protocol Services Supported 97 BACnetServicesSupported Object List 76 BACnetArray N of BACnetObjectlIdentifier Max APDU Length Accepted 62 Variable Unsigned 16 Segmentation Supported 107 No Segmentation Unsigned Local Time 57 variable Time Local Date 56 variable Date UTC Offset 119 variable Integer Daylight Savings Status 24 variable Boolean APDU Timeout 11 variable Unsigned Number Of APDU Retries 73 variable Unsigned Device Address Binding 30 List of BACnetAddressBinding Database Revision 155 55 Unsigned BACne
73. onnects a network building static pressure sensor or network output from another device When a building static pressure sensor is locally wired to the controller this variable has priority if a valid value is present If the Present Value is set beyond the valid range from the network the value from the network is ignored Note Using BACnet with English units requires that you divide the variable by 1000 to get IWC when the property is read For example 0 050 IWC appears over BACnet as 50 Measurement Units Data Type Valid Range Default Value Pressure gauge BACnet IWC Pa Real 0 50 0 50 WC NA LONWORKS Pa 125 125 Pa BACnet Object Identifier Property Object Type Type ID Instance Name ID Analog Value 2 1005 Present Value 85 Full Reference MTIIUC MPSHHHHHHHHE B dgStaticPressInput Present Value LONWORKS LonWorks Name Profile Uses Heartbeat SNVT Type SNVT Index nviBldgStatPress DAC Yes SNVT press p 113 LonWorks Name Profile Uses Heartbeat UNVT Type SNVT Number nviBldgStatPress DaikinRTU SCC Yes UNVTBldgStatPress N A Building Static Pressure Setpoint Keypad Menu Path Bldg Pressure BldgSP Spt This read write property sets the Building Static Pressure Setpoint used for controlling the exhaust fan VFD The VFD is modulated to maintain the building static pressure sensor input at this Setpoint If the Present Value is set beyond the val
74. pacity control EF Cap Ctrl on the Bldg Pressure menu must be set to Speed for the MPS Rooftop Unit Controller to use this remote capacity for control Measurement Units Data Type Valid Range Default Value Fan Status NA BACnet Real Enumerated NA LONWORKS Structure BACnet Object Identifier Property Object Type Type ID Instance Name ID Analog Value 2 1008 Present Value 85 Full Reference MTIIUC MPSHHHHHHHHE ExhFanCapInput Present Value 34 ED 15102 4 LONWORKS LonWorks Name Profile Uses Heartbeat SNVT Type SNVT Index nviExhFanCap DAC Yes SNVT lev percent 81 LonWorks Name Profile Uses Heartbeat UNVT Type SNVT Number nviExhFanCap DaikinRTU SCC Yes UNVTExhFanCap N A Exhaust Fan Status Keypad Menu Path No Keypad Equivalent This read only property indicates whether the MPS Rooftop Unit Controller is commanding the exhaust fan Measurement Units Data Type Valid Range Default Value Fan Status NA BACnet Real Enumerated NA LONWORKS Structure BACnet Object Identifier Property Object Type Type ID Instance Name ID Binary Value 5 5 Present Value 85 Full Reference MTIIUC_MPS ExhFanOn_Off Present Value Enumeration 0 2 Off 1 On LONWORKS LonWorks Name Profile Uses Heartbeat SNVT Type SNVT Index nvoExhFanStatus DAC Yes SNVT switch 95 Lon
75. ple value of 24 for Dirty Filter alarm is displayed The values for all alarms are described in the Alarms section If the attribute nvoUnitStatus in alarm displays a zero there are no active alarms Alarm Class may also monitor alarms if desired When the nvoUnitStatus in alarm attribute reads a value in the range of 1 to 99 a Warning Alarm is active When the attribute reads a value in the range of 100 to 199 a Problem Alarm is active When the attribute reads a value in the range of 200 to 255 a Fault Alarm is active Alarm Clearing BACnet MPS Rooftop Unit Controller alarms can be cleared via BACnet by alarm class using two BACnet Analog Values To clear alarms all active alarms change the Present Value property Binary Value 4 to a 1 To clear one of the active alarms change the Present Value property Analog Value 1029 to the value of the alarm you want to clear For example if you want to clear an Emergency Fault alarm write 250 to Analog Value 1029 LONWORKS MPS Rooftop Unit Controller alarms can be cleared by alarm class using one of two LONWORKS Network Variable Inputs nviClear1 Alarm or nviClearAllAlarms of type SNVT count To clear all active alarms change nviClearAllAlarm to 1 To clear one active alarm change the value of nviClearl Alarm to the value of the alarm you want to clear For example if you want to clear an Emergency Fault alarm write 250 to nviClearl Alarm Objects Clear Alarms Keypad Menu Path No D
76. ported Standard Object Types Supported senes Data Link Layer Options netiis terere esee ei HER e end Segmentation Capability Device Address Binding Character Sets Supported ienie iaa rennen Appendix B Subnet Mask CIDR Conversion Table rD ED 15102 4 Revision History ED15102 June 2007 Initial release ED15102 1 September 2008 Relocated Occ Schedule point to Occupancy section in BACnet and LON data tables Added Discharge Air Heating Setpoint nviDAHtSP or AV18 Added Maximum Discharge Air Heating Setpoint nciDAHtSP or AV19 Changed Occupancy in the BACnet table from an AV to MV It was labeled incorrectly in the table Changed the default for the Occupied Cooling Setpoint from 75 F to 72 F Changed the default for the Occupied Heating Setpoint from 70 F to 68 F ED15102 2 November 2009 Removed Effective DAT Setpoint from BACnet table on p 19 ED15102 3 April 2011 Corrected Max Info Frames and Max Master parameters in Table 1 Updated application code to v1 08 on pp 3 and 58 ED15102 4 May 2012 Updated Daikin logo and references Clarified Application Mode description Software Revision Keypad Menu Path Hidden Unit Config App Version This edition documents Network Protocols for version 1 08 of the standard MPS Rooftop Unit Controller application software and all subsequent versions until otherwise indicated However if your software is of a later versio
77. resent Value LONWORKS LonWorks Name Profile Uses Heartbeat SNVT Type Number nvoEffectSetpt SCC Yes SNVT temp p 105 LonWorks Name Profile Uses Heartbeat UNVT Type SNVT Number nvoEffectSetpt DaikinDischargeAir Yes UNVTnvoEffectSetpt N A Emergency Override Keypad Menu Path System Emerg Mode This read write property shuts off the MPS Rooftop Unit Controller If this property is set to Shutdown the MPS Rooftop Unit Controller cannot start based on a time clock or any other means The only way to start the MPS Rooftop Unit Controller is to change the value to Normal If a value other than EMERG_SHUTDOWN 4 is written this variable reverts back to 0 Measurement Units Data Type Valid Range Default Value NA NA Real Enumerated NA BACnet Object Identifier Property Object Type Type ID Instance Name ID Analog Value 2 1003 Present Value 85 Full Reference MTIIUC MPS HHHHHHHHE EmergOverride Present Value Enumeration 0 2 Normal 4 2 Shutdown LONWORKS LonWorks Name Profile Uses Heartbeat SNVT Type SNVT Index nviEmergOverride DAC SCC No SNVT hvac emerg 103 Enumeration Definitions Value Identifier Notes 0 EMERG NORMAL No emergency mode 1 EMERG PRESSURIZE Emergency pressurize mode not used 2 EMERG DEPRESSURIZE Emergency depressurize mode not used 3 EMERG PURGE Emergency purge mode not used 4 EMERG SHUTDOWN Eme
78. rgency shutdown mode 5 EMERG FIRE not used OxFF EMERG NUL Value not available ED 15102 4 33 Enumeration Correspondence BACnet Lon 0 Normal 0 EMERG NORMAL 0 Normal 1 EMERG PRESSURIZE 0 Normal 2 EMERG DEPRESSURIZE 0 Normal 3 EMERG PURGE 4 Shutdown 4 EMERG SHUTDOWN 5 EMERG FIRE 0 Normal OxFF EMERG Exhaust Fan Capacity Keypad Menu Path Bldg Pressure Exh Fan Cap or Stgd Exh Fans Exh Fan Cap This read only property indicates the current capacity of the exhaust fans Measurement Units Data Type Valid Range Default Value Fan Status NA BACnet Real Enumerated NA LONWORKS Structure BACnet Object Identifier Property Object Type Type ID Instance Name ID Analog Value 2 1030 Present Value 85 Full Reference MTIIUC MPS HHHHHHHHE ExhFanCap Present Value LONWORKS LonWorks Name Profile Uses Heartbeat SNVT Type SNVT Index nvoExhFanStatus DAC Yes SNVT switch 95 LonWorks Name Profile Uses Heartbeat UNVT Type SNVT Number nvoExhFanStatus DaikinRTU SCC Yes UNVTExhFanStatus N A Structure typedef struct unsigned value 0 100 This indicates the capacity signed state 0 Off 1 On This indicates the state SNVT_switch Exhaust Fan Capacity Input Keypad Menu Path Bldg Pressure Remote EF Cap This read write property is used to override the local exhaust fan ca
79. ribute and only applies to the subject data point The LONWORKS variable is only a part of the LONWORKS Unit Status network variable See Unit Status on page 50 for details of LONWORKS network variable The LONWORKS variable covers six other data points Unit Status See page 50 Discharge Fan Capacity See page 29 Secondary Heating Capacity not used Outdoor Air Damper Position See page 43 and In Alarm See page 27 Measurement Units Data Type Valid Range Default Value Heating Capacity Percent BACnet Real 0 0 100 0 LonWorks Structure BACnet Object Identifier Property Object Type Type ID Instance Name ID Analog Value 2 1015 Present Value 85 Full Reference MTIIUC MPS HHHHHHHHEHeatOutput Present Value LONWORKS LonWorks Name Profile Uses Heartbeat SNVT Type SNVT Index nvoUnitStatus heat output primary DAC SCC Yes SNVT hvac status 112 Receive Heartbeat Keypad Menu Path Hidden Network Config RcvHrtBt This read write configuration property defines the maximum time that elapses after the last update to a specified network network variable input before the MPS Rooftop Unit Controller begins using its default values Refer to Table 3 for the list for the list of BACnet Receive Heartbeat Variables or Table 5 for the list of LONWORKS Receive Heartbeat Variables Refer to Table 4 or Table 6 BACnet and LONWORKS respectively for a description of th
80. rsion 3 4 www lonmark org Association LonMark Interoperability 8500_10 LonMark Functional Profile Space Comfort Controller Version 1 0 www lonmark org Association LonMark Interoperability 8600_10 LonMark Functional Profile Discharge Air Controller Version www lonmark org Association Echelon Corporation 078 0156 01G LonWorks FTT 10A Free Topology Transceiver Users Guide www echelon com Notice 2012 Daikin Minneapolis MN All rights reserved throughout the world Daikin reserves the right to change any information contained herein without prior notice The user is responsible for determining whether this product is appropriate for his or her application The following are tra emarks or registered trademarks of their respective companies BACnet from American Society of Heating Refrigerating and Air Conditioning Engineers Inc Echelon LONWORKS LonMark and LonTalk from Echelon Corporation Windows from Microsoft Corporation and Maverick Daikin and MicroTech from Daikin LONMARK and the LONMARK logo are managed granted and used by LONMARK International under a license granted by Echelon Corporation ED 15102 4 3 Limited Warranty Consult your local Daikin Representative for warranty details Refer to Form 933 430285Y To find your local Daikin Representative go to www DaikinApplied com 4 ED 15102 4 Introduction This document contains the necessary information you need to incorporate a MicroTech II MPS Rooftop Unit
81. rty Object Type Type ID Instance Name ID Analog Value 2 1010 Present Value 85 Full Reference MTIIUC MPSHHHHHHHHE SpaceLAQInput Present Value LONWORKS LonWorks Name Profile Uses Heartbeat SNVT Type SNVT Index nviSpaceIAQ DAC SCC Yes SNVT_ppm 29 Space Temperature Keypad Menu Path Temperature Space Temp This read only attribute indicates the current value of the Space Temperature for monitoring purposes This value reflects the network input nviSpaceTemp if valid or the value from a locally wired sensor Note Ifthe optional space temperature sensor is not installed the Space Temperature sensor attribute in the Setup menu of the MPS Rooftop Unit Controller keypad display should be set to No Doing so disables the alarm function associated with an open circuit at the space temperature sensor input Measurement Units Data Type Valid Range Default Value Temperature BACnet F C Real 45 212 F NA LONWORKS 42 100 C BACnet Object Identifier Property Object Type Type ID Instance Name ID Analog Value 2 15 Present Value 85 Full Reference MTIIUC MPS HHHHHHHHEEffectSpaceT Present Value ED 15102 4 49 LONWORKS LonWorks Name Profile Uses Heartbeat SNVT Type SNVT Index nvoSpaceTemp DAC SCC Yes SNVT temp p 105 Space Temperature Input Keypad Menu Path Hidden Network Config nviSpaceT This input network variabl
82. s Detailed Data Point Information Application Mode 23 Application Version 24 Building Static Pressure 24 Building Static Pressure Input Building Static Pressure Setpoint Cooling Capacity Status Current Alarm Discharge Air Cooling Setpoint sse 28 Discharge Air Heating Setpoint essere 28 Discharge Air Temperature 429 Discharge Fan Capacity Duct Static Pressure 29 Duct Static Pressure Setpoint eese 30 Economizer Enable rrr terere rr 30 Economizer Status Effective Discharge Air Temperature Setpoint sess 32 Effective Setpoint Output nene erento te iecore debe 32 Emergency Override 3 Exhaust Fan Capacity esee ree 34 Exhaust Fan Capacity Input 34 Exhaust Fan Status Heating Status Local OA Temperature Local Space Temp rature e beet e P t rede 36 Maximum Discharge Air Heating Setpoint sss 37 Daikin RTU Unit State s Minimum Discharge Air Cooling Setpoint sss 38 Minimum Send Time rere ur n e rre tarde 38 Occupancy Occupancy Moderate nmt Poe ERR 39 Occupancy Scheduler 40 Occupied Cooling Setpoint 42 Occ
83. s enabled through the LONWORKS network Measurement Units Data Type Valid Range Default Value State NA LONWORKS Structure Enumerated NA BACnet Object Identifier Property Object Type Type ID Instance Name ID Binary Value 5 2 Present Value 85 Full Reference MTIIUC_MPS HeatEnable Present Value Enumeration 0 Off 1 Enable Object Identifier Property Object Type Type ID Instance Name ID Analog Value 2 1027 Present Value 85 Full Reference MTIITUC_MPS HeatEnaPercent Present Value LONWORKS LonWorks Name Profile Uses Heartbeat SCPT Reference SCPT Index SNVT Type SNVT Index nviPriHeatEnable DAC SCC Yes NA NA SNVT switch 95 LonWorks Name Profile Uses Heartbeat UNVT Type SNVT Number nviPriHeatEnable DaikinRTU SCC Yes UNVTPriHeatEnable N A Structure typedef struct unsigned value 0 100 This indicates the percentage of heating that is enabled when state equals 1 signed state O Disabled Enabled switch Valid Range State Value Economizer 0 N A Disabled 1 0 Disabled 1 1 255 Enabled OxFF N A Auto invalid 46 ED 15102 4 Primary Heating Capacity Keypad Menu Path System Htg Capacity This read only attribute indicates the current percentage of unit maximum heating capacity The BACnet property reads only the subject att
84. s have the next priority Warning alarms have the lowest priority The alarms within each class are also prioritized Refer to the appropriate Operation Manual for a description of each alarm see Reference Documents section Alarms can be cleared by the network in two ways by clearing each alarm individually or by clearing all alarms at the same time The following section describes the alarm classes alarm monitoring and alarm clearing Alarm Classes Fault Alarms Highest Priority Table 8 Fault Alarms in Order of Priority Alarm Message Indication Clear Emergency Stop Fault Either the Emergency Stop Input is in the alarm open position or Manual nviEmergMode is set via LONWORKS or BACnet Control Temperature Fault Control Temperature failure Manual Discharge Air Sensor Fault DAT sensor failure Manual Duct Hi Limit Excessive discharge compartment pressure sensed by DHL sensor Manual Hi Return Tmp RAT exceeded the Hi Return Tmp setting Manual Hi Disch Tmp DAT exceeded the Hi Disch Tmp setting Manual Lo Disch Tmp DAT fell below the Lo Disch Tmp setting Manual Airflow Fault Airflow not sensed by the airflow switch and duct static pressure is Manual less than half of the setpoint after SAF was started Problem Alarms Medium Priority Table 9 Problem Alarms in Order of Priority Alarm Message Indication Clear OAT Sensor OAT sensor failure when Control Temperature Sour
85. sables the primary cooling In BACnet if CoolEnable is 0 then the primary cooling is disabled If it is 1 and CoolEnaPercent is 0 the primary cooling is disabled If CoolEnable is 1 and CoolEnaPercent is greater than 0 the primary cooling is enabled When cooling is enabled CoolEnaPercent reflects the percentage of cooling that is enabled The LONWORKS variable nviPriCoolEnable has two properties a State and a Value When the State 0 primary cooling control is disabled through the network When State 1 the primary cooling can be controlled through the network When the Value 0 and the State 1 the primary cooling is disabled through the LONWORKS network When the Value is greater than 0 and the State 1 the primary cooling is enabled through the LONWORKS network Measurement Units Data Type Valid Range Default Value State NA LONWORKS Structure Enumerated NA BACnet Object Identifier Property Object Type Type ID Instance Name ID Binary Value 5 1 Present Value 85 Full Reference MTIIUC_MPS CoolEnable Present Value Enumeration 0 Off Enable Object Identifier Property Object Type Type ID Instance Name ID Analog Value 2 1026 Present Value 85 Full Reference MTIIUC MPS7HHHHHHHEHE CoolIEnaPercent Present Value LONWORKS LonWorks Name Profile Uses Heartbeat SCPT Reference SCPT
86. t Network Integration Access to Properties Object properties are accessible from the network by specifying the device object identifier object identifier and the property identifier To access a property specify the object identifier including the device object identifier or the object name including the device object name and the property identifier 8 ED 15102 4 BACnet Communication Module IP Addressing Defaults The BACnet Internet Protocol BACnet IP address of the BACnet Communication Module for the MPS Rooftop Unit Controller in a BACnet IP network consists of the four octet Internet Protocol address followed by the two octet UDP User Datagram Protocol Port Number The BACnet IP address is a six octet value analogous to a MAC Media Access Control address The IP address portion of the BACnet IP address must be unique in the BACnet IP network segment MPS Rooftop Unit Controller defaults are e UDP Port Number 47808 BACO in hexadecimal e Internet Protocol Subnet Mask 255 255 0 0 e Address 172 16 5 8 e The BACnet Communication Module does support DHCP Dynamic Host Configuration Protocol IP addressing By default this feature is disabled To configure the BACnet Communication Module to use the DHCP feature write 0 0 0 0 as the IP address using the keypad display The MPS Rooftop Unit Controller can be incorporated into a BACnet IP network dedicated to BACnet devices only or an Ethernet network shared with BACnet dev
87. th optional BACnet Communication Module is microprocessor based controller designed to operate Packaged System MPS Rooftop units and be integrated into BACnet building automation systems BACnet Standardized Device Profile BACnet Operator Workstation B OWS BACnet Building Controller B BC BACnet Advanced Application Specific Controller B AAC BACnet Application Specific Controller B ASC BACnet Smart Sensor B SS BACnet Smart Actuator B SA OOWOOO BACnet Interoperability Building Blocks BIBBs Supported BIBE Name Data Sharing ReadProperty B Data Sharing ReadPropertyMultiple B Data Sharing WriteProperty B Data Sharing WritePropertyMultiple B Data Sharing Data Sharing COVP Device Management Dynamic Device Binding A DM DDB A Device Management Dynamic Device Binding B DM DDB B Device Management Dynamic Object Binding B DM DOB B Device Management ReinitializeDevice B DM RD B Device Management Dynamic Communication Control DM DCC B Device Management TimeSynchronization B DM TS B Device Management UTCTimeSynchronization B DM UTC B 58 ED 15102 4 Standard Object Types Supported Object Type 2 2 Optional Properties Supported Properties Not Required To Be 88 2 o a Analog Value O 0 COV_Increment Present_Value Description COV_Increment Reliabilit
88. tion of a network segment Some applications may require two or more segments see Free Topology Restrictions If necessary segments can be joined with FTT 10A to FTT 10A physical layer repeaters Refer to the LONWORKS FTT 10A Transceiver User s Guide Figure 2 Combining Network Segments with a Repeater Termination Termination FTT 10A FTT 10A Free Topology Restrictions Although free topology wiring is very flexible there are restrictions A summary follows refer to the LONWORKS FTT 10A Transceiver User s Guide e maximum number of nodes per segment is 64 e total length of all cable in a segment must not exceed the maximum total cable length e termination is required in each segment It may be located anywhere along the segment e longest cable path between any possible pair of nodes on a segment must not exceed the maximum node to node distance If two or more paths exist between a pair of nodes e g a loop topology the longest path should be considered Note that in a bus topology the longest node to node distance is equal to the total cable length The maximum total bus length depends on the wire size Wire Size Maximum Node to Node Length Maximum Cable Length 24 AWG 820 ft 250 m 1476 ft 450 m 22 AWG 1312 ft 400 m 1640 ft 500 m 16 AWG 1640 ft 500 m 1640 ft 500 m 12 ED 15102 4 Doubly Terminated Networks You can extend the maxim
89. tion property sets the Maximum Discharge Air Heating Setpoint Measurement Units Data Type Valid Range Default Value Temperature BACnet F C Signed Long N A 113 F 45 C LONWORKS C BACnet Object Identifier Property Object Type Type ID Instance Name ID Analog Value 2 19 Present Value 85 Full Reference MTIIUC MPSHHHHHHHHE MaxDATHtgSetpt Present Value LONWORKS LoNWoRks Name Profile SNVT Type SNVT Index SCPT Reference SCPT Index nciDAHtSP DAC SNVT temp p 105 SCPTdischargeAirHeatingSetpoint 184 Daikin RTU Unit State Keypad Menu Path System Unit Status System Clg Status System Htg Status amp System Econo Status This output network variable indicates the operating status of the MPS Rooftop Unit Controller It is an extension of the information found in the rooftop functional profile s unit status network variable output LONWORKS LonWorks Name Profile UNVT Type SNVT Number nvoMcQRTUStatus DaikinDischargeAir UNVTmcqRTUStatus N A DaikinRTU SCC Measurement UNVTmcqRTUStatus Type Category Structure Type Size 2 bytes Valid Range Resolution 163 840 163 830 0 005 The value 0x7FFF 163 835 represents invalid value Uses Receive Heartbeat Yes Structure Typedef struct unsigned EconEnable 1 Enabled 2 None 3 Off Manual 4 Off Net 6 Off Ambient unsigned CoolEnable 1 Enabled 2 None 3
90. ts down the unit etc The Emergency Override variable See page 33 can also be used to shut down the unit from the network Network Occupancy Scheduling Using the unit keypad display set the Occupancy Mode to Auto Schedule unit operation over the network with the Occ Scheduler input Switching from OCC UNOCC BYPASS or AUTO commands the unit into the mode you select 16 ED 15102 4 Alarms Alarms in a MPS Rooftop Unit Controller are divided into three classes Faults Problems and Warnings e Fault Alarms have the highest priority e Problem Alarms have medium priority e Warning Alarms have the lowest priority Monitoring Alarms BACnet Alarms within a MPS Rooftop Unit Controller can be monitored individually by using the Alarm AV1019 attribute This attribute displays a value that corresponds to the highest priority alarm that is active It is possible to have multiple active alarms but only the highest priority is displayed in this attribute For example if there is a simultaneous Dirty Filter Warning value of 24 and an Emergency Fault value of 250 then the Emergency Fault value of 250 will display in the Present Value of AV 1019 because it is the higher priority alarm of the two Once the Emergency Fault condition is corrected and the fault is cleared the next priority active alarm value in this example value of 24 for Dirty Filter alarm is displayed The values for all alarms are described in the Alarms section If the A
91. tus in alarm attribute reads a value in the range of 1 to 99 a Warning Alarm is active When the attribute reads a value in the range of 100 to 199 a Problem Alarm is active When the attribute reads a value in the range of 200 to 255 a Fault Alarm is active Clearing Alarms BACnet Alarms can be cleared via BACnet by alarm class using two BACnet variables To clear all active alarms change the Present Value property of Binary Value 4 Clear All Alarms to a 1 To clear one of the active alarms change the Present Value property of Analog Value 1029 Clear One Alarm to the value of the alarm you want to clear For example if you want to clear an Emergency Fault alarm write 250 to Analog Value 1029 LONWORKS Alarms can be cleared using two Network Variable Inputs nviClearl Alarm or nviClearAllAlarm of type SNVT count To clear all active alarms change nviClearAllAlarm to 1 To clear one active alarm change nviClear1 Alarm to the value of the alarm you want to clear For example if you want to clear an Emergency Fault alarm write 250 to nviClearl Alarm MPS Rooftop Unit Controller Sequence of Operation The sequence of operation for a MPS Rooftop Unit Controller depends on the control type Refer to OM 843 for sequence of operation and keypad display details see Reference Documents section ED 15102 4 17 Comprehensive Data Point Tables The following comprehensive data point tables contain the significant parameters of specific
92. ue Temperature BACnet F C Real 45 0 212 0 F NA LONWORKS C 42 100 C BACnet Object Identifier Property Object Type Type ID Instance Name ID Analog Value 2 10 Present Value 85 Full Reference MTIIUC MPS HHHHHHHHEEffectDA Temp Present Value LONWORKS LonWorks Name Profile Uses Heartbeat SNVT Type SNVT Index nvoDischAirTemp DAC SCC Yes SNVT temp p 105 Discharge Fan Capacity Keypad Menu Path Duct Pressure 1 This read only attribute indicates the current Discharge Fan Capacity The BACnet property reads only the subject attribute and only applies to the subject data point The LONWORKS variable is only a part of the LONWORKS Unit Status network variable See Unit Status on page 50 for details of LONWORKS network variable The LONWORKS variable covers six other data points Unit Status See page 50 Primary Heating Capacity See page 47 Outdoor Air Damper Position See page 43 In Alarm See page 27 and Secondary Heating Capacity not used Measurement Units Data Type Valid Range Default Value Discharge Fan Capacity Percent BACnet Real BACnet 0 100 NA LONWORKS Structure LONWORKS 0 100 BACnet Object Identifier Property Object Type Type ID Instance Name ID Analog Value 2 1018 Present Value 85 Full Reference MTIIUC MPS HHEHHHHHHE FanOutput Present Value LonWorks LonWorks Name Profile Uses Heartbeat S
93. uit 2 Problem 167 High Pressure Circuit 1 Problem 182 Return Air Sensor Problem 185 z Space Sensor Problem 188 Outdoor Air Sensor Problem 208 Airflow Fault 212 Low Supply Air Temp Fault 216 High Supply Air Temp Fault 220 High Return Air Temp Fault 224 Duct High Limit Fault 228 Discharge Sensor Fail Fault 244 Control Temp Fault 250 Emergency Stop Fault LONWORKS LonWorks Name Profile SNVT Type SNVT Number nviClearl Alarm DAC SCC SNVT count 56 ED 15102 4 Appendix A Protocol Implementation Conformance Statement PICS This section contains the Protocol Implementation Conformance Statement PICS for the MicroTech MPS Maverick Rooftop Unit Controller as required by ANSI ASHRAE American National Standards Institute American Society of Heating Refrigeration and Air Conditioning Engineers Standard 135 2001 BACnet A Data Communication Protocol for Building Automation and Control Networks ED 15102 4 57 Protocol Implementation Conformance Statement Date September 2008 Vendor Name Daikin Product Name MicroTech II MPS Rooftop Unit Controller Product Model Number MPS Rooftop BCM Applications Software Version 1 08 Firmware Revision AmRBCM 2 BmRBCM 485 15 MS TP AeRBCM 2 BeRBCM 1 1 5 rc2 IP BACnet Protocol Revision Version 1 Revision 2 Product Description The MicroTech MPS Maverick Rooftop Unit Controller wi
94. um total cable length without using a repeater by using doubly terminated network topology see Figure 3 The trade offs are 1 this network topology must be rigorously followed during the installation and subsequent retrofits and 2 two terminations must be installed at the ends of the bus for proper transmission performance Refer to the LONWORKS FTT 10A Transceiver User s Guide Limitations to wire lengths apply and must be observed Figure 3 Doubly Terminated Network Topology Doubly Terminated Topology Restrictions The restrictions on doubly terminated bus topology are as follows e The maximum number of nodes per segment is 64 e The maximum total bus length depends on the wire size Wire Size Maximum Cable Length 24 AWG 2952 ft 900 m 22 AWG 4590 ft 1400 m 16 AWG 8855 ft 2700 m e The maximum stub length is 9 8 ft 3 m The length of the LONWORKS Communication Module cable harness stub is 7 2 ft 2 19 m e A stub is a piece of cable that is wired between the node and the bus see Figure 1 Note that if the bus is wired directly to the node there is no stub and thus the stub length is zero If you are wiring to a field terminal strip on a unit be sure to account for any factory wiring between the terminal strip and the controller This wiring is considered part of the stub e Two terminations are required in each segment One must be located at each end of the bus Network Cable Termination LONW
95. upied Heating Setpoint Outdoor Air Damper Minimum Position Input Outdoor Air Damper Position eese nennen Qutdoor Air Temp rature ree eher teneret eene ee Outdoor Air Temperature Input Primary Cool Enable eee teaiin eisein Eak eA EOE EEVEE TEE E Primary Heat Enable HERR R E Primary Heating Capacity Receive Heartbeat Remote Discharge Fan Capacity Setpoint Retum Air Temperatute eerte eet e erg ett eee nece 48 Send Heartbeats irtis sanaa ianao o OS e Mena 48 Space CO Space TAQ Input ecce eee RH ee E P acti edibus Space ey eret Space Temperature Input Temperature Setpoint Input esent 50 Unit State LONWORKS sese 50 Unit Status ee Unoccupied Cooling Setpoint Unoccupied Heating Setpoint Alarm Classes Alarm Monitoring Alarm Cleating aeree tete tete ld e 55 Appendix A Protocol Implementation Conformance Statement PICS Protocol Implementation Conformance Statement Product D scriptlOB ooo entere tene unen eene iiit Re egeta BACnet Standardized Device Profile sse BACnet Interoperability Building Blocks BIBBs Sup
96. used in conjunction with nviOccManCmd Occupancy Mode to determine the effective occupancy mode Refer to Occupancy Mode on page 39 for more information Measurement Units Data Type Valid Range Default Value State NA Real Enumerated NA 40 ED 15102 4 BACnet Object Identifier Property Object Type Type ID Instance Name ID Multistate Value 19 1011 Present Value 85 Full Reference MTIIUC MPS HHHHHHHHE OccState Present Value Enumeration l Occupied 2 Unoccupied 4 Standby 5 Auto Object Identifier Property Object Type Type ID Instance Name ID Multistate Value 19 1012 Present Value 85 Full Reference MTHUC_MPSHHHHHHHHH NextOccState Present Value Enumeration Occupied Unoccupied Standby Auto Object Identifier Property Object Type Type ID Instance Name ID Analog Value 2 1013 Present Value 85 Full Reference MTIITUC_MPS TimeToNextOccState Present Value LONWORKS LonWorks Name Profile Uses Heartbeat SNVT Type SNVT Index nviOccSchedule DAC SCC Yes SNVT tod event 128 Structure typedef struct t current state See Below t next state See Below unsigned long time to next state JSNVT tod event Field Definitions Field Data Point Reference Units Valid Range Notes current state Occupan
97. using twisted pair unshielded cable and 2 polarity insensitive connections at each node These features greatly simplify installation and reduce network commissioning problems Additional nodes may be added with little regard to existing cable routing Free Topology Networks A LONWORKS free topology network means that devices nodes can be connected to the network in a variety of geometric configurations For example devices can be daisy chained from one device to the next connected with stub cables branching off from a main cable connected using a tree or star topology or any of these configurations can be mixed on the same network as shown in Figure 1 Free topology segments require termination for proper transmission performance Only one termination is required It may be placed anywhere along the segment Refer to the LONWORKS FTT 10A Transceiver User s Guide Free topology networks may take on the following topologies e Bus e Ring e Star e Mixed Any combination of Bus Ring and Star Note Limitations to wire lengths apply and must be observed ED 15102 4 11 Figure 1 Singly Terminated Free Topology Ring Topology Star Topology Singly Terminated Bus Topology Stub V Termination Termination Termination Mixed Topology Termination A network segment is any part of the free topology network in which each conductor is electrically continuous Each of the four diagrams is an illustra
98. ve alarm The BACnet property reads only the subject attribute and only applies to the subject data point The LONWORKS variable is only a part of the LONWORKS Unit Status network variable See Unit Status on page 50 for details of LONWORKS network variable The LONWORKS variable covers six other data points Unit Status See page 50 Primary Heating Capacity See page 47 Secondary Heating Capacity not used Discharge Fan Capacity See page 29 and Outdoor Air Damper Position See page 43 Measurement Units Data Type Valid Range Default Value State NA Real Enumerated NA BACnet Object Identifier Property Object Type Type ID Instance Name ID Analog Value 2 1019 Present Value 85 Full Reference MTIITUC_MPS Alarm Present Value Enumeration 0 2 No Active Alarm 24 Dirty Filter Warning 158 Low Pressure Circuit 2 Problem 159 Low Pressure Circuit 1 Problem 166 High Pressure Circuit 2 Problem 167 High Pressure Circuit 1 Problem 182 Return Air Sensor Problem 185 z Space Sensor Problem 188 Outdoor Air Sensor Problem 208 Airflow Fault 212 Low Supply Air Temp Fault 216 High Supply Air Temp Fault 220 High Return Air Temp Fault 224 z Duct High Limit Fault 228 Discharge Sensor Fail Fault 244 Control Temp Fault 250 Emergency Stop Fault LONWORKS LonWorks Name Profile Uses Heartbeat SNVT Type SNVT Index nvoUnitStatus in_alarm DAC SC
99. work has not written a value within the Receive Heartbeat time default 30 seconds The Receive Heartbeat time can be changed using the keypad display or through the BACnet network Setting Receive Heartbeat to 0 causes the value to remain at the network default if communications is lost which is not recommended ED 15102 4 19 LONWORKS Variables Network Control Property Keypad attributes available as LONWORKS Variables for network Variable Name SCC DAC Description control of the unit System Unit State LON nvoUnitStatus 50 112 IZHEAT 2 MRNG_WRMUP 3 COOL 6 OFF 7 TEST 9 ONLY 10 _ Economizer Daikin Unit State nvoMcQRTUStatus 52 N A Y v Unit Mode 1 Off 2 Startup 3 Recirc 4 Fan Only 5 MinDAT 6 Heating 7 Economizer 8 Cooling Cooling Capacity nvoUnitStatus 26 112 Output Feedback of cooling capacity 96 Primary Heating Capacity nvoUnitStatus 47 112 Heat Output Feedback of primary heating capacity Cooling Status nvoMcQRTUStatus 26 N A Y Cooling Status 1 Enabled 2 None 3 Off Manual 4 Off Net 5 Off Alarm 6 Off Ambient Heating Status nvoMcQRTUStatus 35 N A Y v Heating Status 1 Enabled 2 None 3 Off Manual 4 Off Net 6 Off Ambient Economizer Status nvoMcQRTUStatus 31 N A Y v Econo
100. y Binary Value O O Active Text Present Value Description Inactive Text Reliability Multistate Value Description Present_Value Reliability State_Text Device O O Active COV Subsriptions APDU Timeout Description Description Location Daylight Savings Status Local Time Location Limit 64 Chars Local Date Max Master MS TP Only UTC Offset Max Info Frames MS TP Only Daylight Savings Status Number Of APDU Retries Max Master MS TP Only UTC Offset Max Info Frames MS TP Only Data Link Layer Options gt BACnet IP Annex J MS TP master Clause 9 baud rate s 9600 19200 38400 76800 bps Segmentation Capability Window Size 127 Window Size 127 C Segmented requests supported Segmented responses supported Device Address Binding L Yes D No Static Device Binding Character Sets Supported D ANSI X3 4 L IBM Microsoft DBCS ISO 8859 1 15010646 UCS 2 180 10646 UCS 4 1 JIS C6226 Note Support for multiple character sets does not imply they can be supported simultaneously ED 15102 4 59 Appendix B Subnet Mask CIDR Conversion Table CIDR Subnet Mask 32 255 255 255 255 31 255 255 255 254 30 255 255 255 252 29 255 255 255 248 28 255 255 255 240 27 255 255 255 224 26 255 255 255 192 25 255 255 255 128 24 255 255 255 0 23 255 255 254 0 22 255 255 252 0 21 25
101. y The numeric portion XXXXXXXXX is set to the keypad editable Device Instance Number value Changing the alpha portion requires the BACnet Communication Module Configuration Tool software available at www DaikinApplied com BACnet Networks Compatibility The MPS MicroTech II Unit Controller Unit Controller is tested according to the BACnet Testing Laboratory BTL Test Plan It is designed to meet the requirements of the BACnet Standard ANSI ASHRAE 135 2001 as stated in the Protocol Implementation and Conformance Statement PICS However it is not BTL listed The PICS is located at the end of this manual or the separate PICS document ED 15107 available on www DaikinApplied com BACnet Objects MPS Rooftop Unit Controllers incorporate standard BACnet object types 1 object types defined in the BACnet Standard Each object has properties that control unit variables or data points Some object types occur more than once in the MPS Rooftop Unit Controller Each occurrence or instance has unique properties and also controls different unit variables or data points Each instance is designated with a unique instance index Some properties can be adjusted read write properties such as setpoints from the network and others can only be interrogated read only properties such as status information Each data point accessible from a BACnet network is described with a table that gives the Object Identifier Property Identifier Full BACnet

ED 15102-4 Maverick II Rooftop MicroTech II Unit

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