Metasys System BACnet System Integration Technical Bulletin
Contents
1. N30 EE01 CO8 N30 Floor2 Grow N30 NOTC 1 N30 SCHD2 N30 SCHD1 N30 Group AALS Iner Mear Y gt Figure 12 Engineering View with Relearn Button 3 The discovery begins automatically and finds all new BACnet devices on the network Note Discovery flushes existing devices in the Integration Tree except for those devices already added to the Navigation tree After discovery the newly found devices display in the Integration Tree and in the Integration View 4 When discovery is complete close the auto discovery box 22 BACnet System Integration with NAE Technical Bulletin Using the Engineering View to View and Edit Device Attributes BACnet Properties When online with a BACnet device you can use the Engineering view of the BACnet Integration object to View and Edit Device Attributes known as properties in BACnet terms These devices do not have to be mapped to the Navigation tree in order to be acted on To use the Engineering view to view and edit device attributes 1 Right click the BACnet Integration object on the Navigation tree and select View The BACnet Integration object appears Figure 13 T Metasys Microsoft Internet Explorer Logout Normal i Site ngineering Diagnostic Summary 0 User Views l o IT nae Basic Advanced iy Energy Attribute Value E Programming Object Gy Schedule Name BACnet o l Description f N30 Floor2 Object Type BACnet Object Catego2. Note The NAE must be online with the BACnet network of devices in order to use Auto Discovery If you are mapping points offline see Mapping BACnet Field Points Manually in the Detailed Procedures section of this document 1 On the Insert Menu select Field Points The Insert Point Wizard s Destination screen appears Figure 6 Note The Insert Field Points Wizard starts automatically after inserting a Field Device Since it selects the newly added device as the destination the wizard opens to the Select Definition Mode screen bypassing the Destination screen 16 BACnet System Integration with NAE Technical Bulletin Insest Point Wizard Destination Site Site a ite Site Select the parent SG NAE N50 GREG2 item for your new H BACnet BACnet item Binary Values Binary Values Multi state Outputs Multi state Outputs Mulli state inputs Mulli state Inputs Binary Outputs Binary Outputs Binary Inputs Binary Inputs Analog Outputs Analog Outputs Analog Inputs Analog Inputs Analog Values Analog Values Multi state Values Mulli state Values Figure 6 Insert Point Wizard Destination 2 Select the BACnet device from which you want to map the points and click Next The Insert Point Wizard s Select Definition Mode screen appears Figure 7 Note BACnet devices are added during the Mapping BACnet Field Devices procedure in this document If you do not see a selectable device click the plus
3. bypassing the Destination screen 2 Select the BACnet device from which you want to map the points and click Next The Insert Point Wizard s Select Definition Mode screen appears Figure 7 Note BACnet devices are added during the Mapping BACnet Field Devices procedure in this document If you do not see a selectable device click the plus sign next to the BACnet Integration object to open the list of mapped BACnet devices 3 Select Manual Point Definition the screen changes to the manual mode with a list of point object types that you can add 20 BACnet System Integration with NAE Technical Bulletin Note Manual Point Definition can be distinguished from the Assisted Point Definition by the list of steps on the left side of the screen In Manual Point Definition a Data Source step is added and the Identify and Configure steps are separate rea Select Definition Mode SEH O Assisted Point Definition Manual Point Definition Select the tpe of ee RR Ted Pontyou AD wish to create AV Pi BO BY Calendar Event Enrollment Group Notificatan Schedule Cancel Back Nons Figure 11 Manual Point Definition 4 Select the type of point you wish to create and click Next The remaining steps of the Insert Point Wizard s manual mode are listed in Table 2 Table 2 Insert Point Wizard Manual Mode Screens Screen Purpose DataSource Allows you to select the data sources of the field points you are mapping Iden
4. e control system sequences and interlocking e Heating Ventilating and Air Conditioning HVAC controls e scheduling e energy optimization e historical data management trend e audit trails transaction data management e system diagnostics BACnet System Integration with NAE Technical Bulletin 5 BACnet System Integration The BACnet System Integration feature enables the integration of BACnet enabled devices including the N30 into the Metasys system extended architecture The BACnet System Integration object runs in an NAE The NAE with a Web browser as its user interface serves as a BACnet workstation on which you can view and command standard BACnet objects in BACnet devices The NAE maps the BACnet system data to create integrated objects that you can use in Metasys system applications and to create features such as alarming and trending BACnet System Integration is enabled in the Site object Using the BACnet Integration object in an NAE map the BACnet devices and objects that you want to integrate See the Exposing BACnet Information in the Detailed Procedures and BACnet Integration Object in the Key Concepts sections in this document Note The NAE also functions like a BACnet building controller by exposing its data as standard BACnet objects to other BACnet devices This feature enables the NAE to be integrated into a BACnet system and is not discussed in this document This document describes the procedures t
5. Binary Outout gt Figure 14 Edit Field Device or Field Point Properties 5 Make the desired changes and click Save Note For attributes which support a command priority such as the Present Value of an AO the current priority is displayed When editing the priority may also be specified clearing the value causes the specified priority to be released 24 BACnet System Integration with NAE Technical Bulletin Troubleshooting BACnet System Integration Troubleshooting Guide Use the information in Table 3 to assist in diagnosing and solving possible BACnet System Integration problems Table 3 BACnet System Integration Troubleshooting Guide Symptom Cause Solutions Auto Discovery Fails Verify that the NAE s Network Address and BACnet IP Port to find All Devices match that of the IP based BACnet devices you are attempting to integrate In the NAE Device object Focus view select Advanced to view the BACnet IP Port address Verify that you do not have multiple devices with the same Object Identifier on the network In accordance with the BACnet specification the BACnet Object Identifier of each device on the entire network must be unique After performing a Relearn view the Duplicate Device Identifiers attribute of the BACnet Integration object Diagnostic view Any duplicates found on the network are listed Verify that the BACnet Object Identifier of the NAE itself does not conflict with that of the BACnet devices
6. inherent to the NAE and does not need to be enabled The Metasys system extended architecture supports a subset of standard BACnet object types and does not support integration of any proprietary object types in other BACnet devices Only the BACnet required and optional attributes of the supported standard objects are viewable The following BACnet object types are supported in the NAE for BACnet integration The same list applies to the object types that are exposed as BACnet objects See the Object Dictionary online help for further details on objects supported e Analog Input AI e Analog Output AO e Analog Value e Binary Input BI e Binary Output BO e Binary Value e Calendar e Schedule limited exception schedule configuration support as an exposed BACnet object e Device only the NAE device object is exposed by the NAE e Event Enrollment e Multi State Input MSI e Multi State Output MSO e Multi State Value e Notification Class e Group In the NAE the N2 field points are exposed as the corresponding BACnet object type AI AO BI BO MSI and MSO Integrated BACnet objects in the NAE that are mapped to objects in BACnet devices are not exposed as BACnet objects in the NAE 8 BACnet System Integration with NAE Technical Bulletin In addition all other Metasys system extended architecture object types which do not correspond to standard BACnet object types are exposed as proprietary BACnet object ty
7. J HNSON Technical Bulletin CONTRELS Issue Date March 31 2003 BACnet System Integration with NAE BACnet System Integration ccccceee cess cess cess eens eeeeseeeeeeeeeeeeeeeeeeeeeeeeees 2 edel CUCU OD iiss Saisie sees ek sted ei asede T 2 KEY e 3 Leen RE le TE 3 Network Automation Engine NAE Database A 3 N30 Supervisory ln re 3 Database Generation acceccesscnceteciccnstencatang lucas denen tassetebecs da ecudueesddontaee ebb ciadaseeviabedaedeneeeeetiede 3 Related DO CURIONI ssa lahat gege Seene geg 4 Integrati n OVENS EE 4 BACnet System Integration NEE 5 BACnet Integration QB E 5 BACnet Object SUPPOM ire rn EEEE E EE EE EE REEE 7 Items in the Navigation Tree on the Metasys User Interface A 8 Integrated BACnet Objects c 2e cccsiecteciensanstcteelaissedeaesieneeienerte nach EAR 9 Detailed Procedures cesccicnstcaccansmetegaseaeitaetponatauahnanenaneneceanabonavanabeaaeperencasansouier 10 Connecting to BACnet Devices waco caneeisraved ave cneedee aaa eas a asi eee ea 10 Exposing BACnet Information EE 10 Adding a BACnet Integration Obert 12 Mapping BACnet Field RRE 13 Mapping BACnet Field Points Using Auto Discovery 0 cceeeeeeeeereeeeeenteeeeeetneeeeeees 15 Mapping BACnet Field Points Manual 19 Using the Relearn Features nc kcancntnodea id ege deeg ac eae EENEEeEEEE EE 21 Using the Engineering View to View and Edit Device Attributes BACnet Properties 22 TTOUDIGSNOOUIAG E 24 BACnet System Integratio
8. atabase The archive database is the Metasys system extended architecture site database stored archived by the System Configuration Tool SCT The archive database includes the NAE databases for one or more NAEs on the site Network Automation Engine NAE Database The NAE database contains configuration information about the field controllers supervised by the NAE and the points within those controllers that are mapped into the Metasys system extended architecture The NAE database resides in Flash memory in the NAE and can be archived to a hard disk or other long term storage media by the SCT The archive can also be restored downloaded to the NAE by the SCT N30 Supervisory Controller The N30 Supervisory Controller monitors and controls field devices connected to its N2 Bus and communicates at the automation level over Ethernet using the BACnet protocol Within the Metasys system extended architecture the N30 is integrated as a BACnet Field Device The N30 is configured using M Tool software Database Generation To generate an NAE database with BACnet field devices you must first set up a site database define the NAE and then populate the NAE with controller and point objects This can be done online at the NAE with a Web browser or offline with the SCT and later downloaded to the NAE Related Documents BACnet System Integration with NAE Technical Bulletin Refer to Table 1 for documents related to the Metasys system
9. being integrated The NAE s BACnet Object Identifier is displayed in the Focus view when Advanced is selected If the BACnet device is on a different network segment than the NAE a BBMD for its segment must be specified The device s IP address or hostname must be added to the Third Party BBMDs attribute of the Site object Verify that the BACnet device supports the Who Ils BACnet service Support of this service is required for auto discovery Attempts to write Encoding type may Verify that the BACnet Encoding Type specified in the Site string attributes such be incorrect is correct for the encoding that your BACnet devices are as Description or if using ASCII or unicode alarm acknowledgments from the Metasys UI are not seen at the BACnet device JAHNSON CONTR LS Controls Group 507 E Michigan Street P O Box 423 www johnsoncontrols com Milwaukee WI 53201 Published in U S A
10. efault Language ENU Default ADS Repository 0 0 0 0 Default ADS Connection Type LAN Default ADS Dial Priority Threshold 20 Default ADS Delivery Time 12 1500 AM HH MM SS arp Broadcast Disabled false Figure 1 Site View Screen 3 On the right side of the Site View screen select the Advanced radio button 4 Press the Edit button on the left side of the Site View screen and scroll down to the BACnet section Figure 2 Note The BACnet section is only visible if the Advanced radio button is selected BACnet System Integration with NAE Technical Bulletin 11 Moicrosoll Inteinet Explorer Normal Time Zone GMT 06 00 Central Time US amp Canada Dee Tn nev Time Smt Period BACnet Site BACnet Encoding Typa Third pany BEMDs DNS Refresh Period Figure 2 BACnet Field Enabled in Site View 5 Set the BACnet Site field as True and set the BACnet Encoding Type for the encoding your BACnet devices are using Note The default BACnet Encoding Type is unicode Many BACnet devices including the N30 Supervisory Controller use American Standard Code for Information Interchange ASCII for the BACnet Encoding Type If you are connecting to an N30 Network choose ASCII for the BACnet Encoding Type If you are connecting to another BACnet device verify the BACnet Encoding Type with the manufacturer or supplier of the device If you select the wrong BACnet Encoding Type entries of text such as for BACnet object desc
11. ess authority use this view to directly view and change data in BACnet devices without using the integrated mapped BACnet objects in the NAE navigation tree The engineering view contains the Integration Tree and Integration View panels The Integration Tree panel contains a list of known BACnet devices and their objects that are connected to the NAE The Integration View panel displays the details about the BACnet device or point objects selected in the Integration Tree After you create a new BACnet Integration object the Integration Tree is empty until you add BACnet devices either manually or using auto discovery See the Detailed Procedures section of this manual for instructions on adding BACnet devices Note This view is not available for offline configuration with the SCT Summary View In the Integration View section you can display the Summary view to display a list of objects and their key properties or the Detail view to see the properties of a selected object The content in the Summary view is dependent on the device selected in the Integration tree Note This view is not available for offline configuration with the SCT BACnet System Integration with NAE Technical Bulletin 7 BACnet Object Support The Metasys system extended architecture integrates and exposes objects as standard BACnet object types The BACnet Integration feature must be configured and enabled in the NAE However exposing of BACnet objects is
12. extended architecture Table 1 Related Documents For Information About Installing the NAE Setting up Databases Configuring the NAE Understanding the Metasys system extended architecture Using a Metasys system extended architecture and Metasys system supported objects NAE Protocol Implementation Conformance Statement PICS BACnet Interoperability Building Blocks BIBB General BACnet Information Integration Overview Refer To Installing NAE NIE Technical Bulletin LIT 1201161 System Configuration Tool Technical Bulletin LIT 1201534 Configuring the Network Automation Engine NAE Technical Bulletin LIT 1201519 Metasys System Extended Architecture Overview Technical Bulletin LIT 1201527 Metasys system online help including Object Help Network Automation Engine NAE Protocol Implementation Conformance Statement Technical Bulletin LIT 1201532 American National Standards Institute American Society of Heating Refrigerating and Air Conditioning Engineers ANSI ASHRAE Standard 135 2001 In the Metasys system extended architecture information coming from devices within an integrated network BACnet protocol N1 or N2 appears in the same user interface framework as data native to the NAE The following standard NAE functions are available for field points that are mapped into the NAE from devices in the integrated system e basic monitoring and commanding e alarm and event management
13. me is the BACnet Object Name in the device Note The Identifier is derived from the remote device s BACnet Object Identifier and shows the object type and instance number The Name is defaulted to the Native BACnet Object Name and you can change the Name field during the configuration process see Figure 10 if desired The Name is used in the NAE navigation tree The BACnet Object Name in the device is not changed The Instance Number is taken from the BACnet Object Identifier 4 Close the window by clicking the X in the upper right hand corner of the screen 5 Click Next The Assisted Identity Configure screen appears Figure 9 Use this screen to select which points you want to map from your BACnet device Assisted Identity Configuration Points To Ma e N50 GREG2 N50 GREG2 BACnet Device 2 a y Analog Values Analog Inputs Analog Outputs S Binary Inputs Binary Outputs LJ Mutti state Inputs Mulli state Outputs 0 Binary Values zl Multi state Values Hw N3O CALT N30 EE01 COS N30 Floor2 Group Bacnet Group 1 N30 NOTC 1 N30 Group1 N30 SCHDT N30 SCHD2 N30 Floor2 Notifications Alarm Notificatiy Figure 9 Insert Point Wizard Assisted Identity Configuration 6 Select the Map All button to map all discovered BACnet points You may also select points individually by clicking on them When an item is mapped a checkmark is placed next to it and the right side of the screen displays a summary
14. n Troubleshooting Guide ccccceeeeeessseeeeeeeeeeeeeeseeeeeeeeeeees 24 2003 Johnson Controls Inc www johnsoncontrols com Code No LIT 1201531 Software Release 1 1 2 BACnet System Integration with NAE Technical Bulletin BACnet Introduction System Integration The Network Automation Engine NAE serves as a BACnet system integrator within the Metasys system extended architecture The NAE can also serve as a BACnet building controller within a BACnet system As a BACnet system integrator the NAE monitors and supervises a network of BACnet devices and appears to the BACnet system as a BACnet operator workstation Data is presented to an operator on a Web browser that is logged in to the Web enabled user interface of the NAE As a BACnet building controller the BACnet objects within the NAE can be read and written by other BACnet devices on the network This document describes how to set up an NAE in a Metasys system extended architecture network as a BACnet system integrator This document describes how to e connect to BACnet devices e expose BACnet information e adda BACnet Integration object to the NAE e map BACnet Field Devices e map BACnet Field Points Using Auto Discovery e map BACnet Field Points Manually e use the Relearn feature e use the Engineering view to view and edit Device Attributes BACnet Properties BACnet System Integration with NAE Technical Bulletin 3 Key Concepts Archive D
15. n with NAE Technical Bulletin 13 4 Enter a unique name for the BACnet network of devices that you are integrating and click Next The Insert Integration Wizard s Configuration screen appears 5 In most cases you can accept the default Configuration parameters Click Next to accept the defaults The Insert Integration Wizard s Summary screen appears 6 If you need to change anything click the Back button If the Summary looks acceptable click Finish to create the BACnet Integration object 7 At this time you are given the opportunity to add Trend Totalization or Alarm extensions to the new object Add extensions as desired and click Done when finished The Insert Integration Wizard closes Mapping BACnet Field Devices After you have added a BACnet Integration object you need to map the BACnet devices on the network to the NAE To map BACnet Field Devices insert Field Device Wizard METASYS Destination Destination Site Site Sa Select the parent GER B NAE N50 GREG1 itern for your new Identifier d BACnet BACnett gem Configure Summary ley lt Back Newt gt Last Figure 4 Insert Field Device Wizard Destination 14 BACnet System Integration with NAE Technical Bulletin 1 Select the BACnet Integration object within the NAE and click Next The Insert Field Device Wizard s Select Definition Mode screen appears Figure 5 Note If you do not see a BACnet I
16. ntegration object follow the procedures in Adding a BACnet Integration Object in the Detailed Procedures section of this document METASYS Select Definition Mode EB destination O Assisted Device Definition Manual Device Definition Select the method RB dat Mode Invoke Auto Discovery to assist in Field identite Device definition I insert Field Device Wizard Configure summary ll KOCH Next gt Last Figure 5 Insert Field Device Wizard Select Definition Mode 2 Select Assisted Device Definition and press the Invoke Auto Discovery bar The Auto Detect Utility Wizard starts If an auto discovery has not already been performed it begins immediately If the Auto Detect Utility Wizard does not start automatically click the Restart button Notes The NAE must be online with the BACnet network of devices in order to use Auto Discovery Alternatively you may select Manual Device Definition and proceed with manual item creation leading to the configuration screen of the BACnet device Within this configuration screen you must enter the Instance Number for the BACnet object identifier of the device that has been configured in the BACnet device itself The Instance Number must be unique for the site and is used to communicate with the BACnet device over the network Using Auto Discovery ensures that you have the actual BACnet Object Identifier data from the BACnet devices that you are integrating BACnet System In
17. o integrate BACnet systems into the Metasys system extended architecture BACnet Integration Object Use the BACnet Integration object to configure the parameters for BACnet integration in the NAE that is monitoring the BACnet network Only one BACnet Integration object may exist per NAE Typically the BACnet Integration object is only added to one NAE in a site For large BACnet networks BACnet Integration objects may be added to multiple NAEs For more information about the BACnet Integration object including attributes and commands see the Object help in the Metasys system online help The BACnet Integration object offers four views e focus view e diagnostics view e engineering view e summary view Note Only the focus view is available during offline configuration with the SCT BACnet System Integration with NAE Technical Bulletin Focus View The focus view contains basic user data including the name of the object and the device name of the host NAE for the BACnet integration object Diagnostics View The diagnostics view displays BACnet diagnostic properties for troubleshooting purposes Those with high level privileges use this view Note This view is not available during offline configuration with the SCT Engineering View The engineering view allows you to scan the entire Internet Protocol IP network to view data in BACnet devices that are connected on the network Advanced users with the appropriate acc
18. of which items you are mapping Figure 10 BACnet System Integration with NAE Technical Bulletin 19 Assisted Identity Configuration Points To Map Sura Class ID vr jet Analog Inputs A lu Folder Analog Outputs AY intrind JAV zl Binary Inputs Analog inputs Folder Binary Outputs Folder 3 Multi state Inputs Folder aw NIO MSH Geet sl Mutti state Outputs ee SQ Binary Values Folder Multi state Values Folder H N30 CAL1 z N30 EEO1 COS N30 Floor Group Bacnet Group 1 N30 NOTC 1 N30 Group1 N30 SCHD1 N30 SCHD2 N30 Floor2 Notifications Alarm Notificat N30 Floor2 Notifications Offline Notificativ gt 4 lt 4 Ce S Canes Tear Nery Ty Figure 10 Insert Point Wizard Assisted Identity Configuration 7 When you have selected all the points you wish to map click Next The Insert Point Wizard s summary screen appears 8 Review the Summary screen and if satisfied click Finish Mapping BACnet Field Points Manually Once a BACnet device has been added you can add BACnet Field Points mapped to BACnet objects in the BACnet device To Map BACnet Field Points manually 1 On the Insert Menu select Field Points The Insert Point Wizard s Destination screen appears Figure 6 Note The Insert Field Points Wizard starts automatically after inserting a Field Device Since it selects the newly added device as the destination the wizard opens to the Select Definition Mode screen
19. pes A Protocol Implementation Conformance Statement PICS and a series of BACnet Interoperability Building Blocks BIBBs define the BACnet services and objects supported by the NAE See the Network Automation Engine NAE Protocol Implementation Conformance Statement Technical Bulletin LIT 1201532 for information in the format required by the American Society of Heating Refrigerating and Air Conditioning Engineers ASHRAE standard In general the BACnet integration complies fully with the Data Sharing and Scheduling BIBBs In addition it complies partially with the Alarm and Event and the Device Management BIBBs and does not comply with the Trend and Network Management BIBBs Items in the Navigation Tree on the Metasys User Interface You can use BACnet devices that appear in the Navigation tree on the Metasys user interface as object references allowing the integrated object to be referenced as any other Metasys system object When you add devices to the BACnet Integration object they are not automatically added to the Navigation tree To add devices or objects to the Navigation tree see Mapping BACnet Field Devices and Mapping BACnet Field Points Using Auto Discovery or Mapping BACnet Field Points Manually in the Detailed Procedures sections of this document The following rules apply when adding BACnet device objects to the Navigation tree You must add e the BACnet device under the BACnet Integration object e folder con
20. riptions fail and alarm acknowledgments from the Metasys user interface are not accepted at the BACnet device 6 Click Save The NAE is now enabled to work with BACnet networks 12 BACnet System Integration with NAE Technical Bulletin Adding a BACnet Integration Object The following process is applicable to online configuration in the NAE User Interface UD or offline configuration in the SCT These procedures assume online configuration and that the NAE is connected to the same network as the BACnet system or devices that are being integrated Note There are no Engineering or Diagnostics views when using the SCT as these are online features In addition to use Auto Discovery you must be online with a BACnet network of devices To add a BACnet Integration Object 1 On the Insert menu select Integration The Insert Integration Wizard s Select Object Type screen appears Figure 3 Insert Integration Wizard METASYS Select Object Type Object Type Select the type of object you wish to create Destination LON Trunk Identifier N2 Trunk Configure Summary SEIT lt Back KEEA Last Figure 3 Insert Integration Wizard Select Object Type 2 Select BACnet and click Next The Insert Integration Wizard s Destination screen appears 3 Select the NAE that you want the BACnet Integration object added to and click Next The Insert Integration Wizard s Identifier screen appears BACnet System Integratio
21. rollment or intrinsic alarming and Notification Class objects The NAE sends alarm acknowledgements to the remote BACnet device if the configuration of the source BACnet object requires acknowledgement See the N30 Supervisory Controller User s Manual Appendix B Building an Alarm Application LIT 6892320 for information on BACnet alarm routing with N30s The NAE can also be configured with Event Enrollment and Notification Class objects to send alarms to remote BACnet devices Alarm acknowledgements from the BACnet device are then recorded in the Metasys system audit trail 10 BACnet System Integration with NAE Technical Bulletin Detailed Procedures Connecting to BACnet Devices To connect and integrate BACnet devices into the Metasys system extended architecture the BACnet devices must be connected to the same Ethernet network as the NAE that you are using for the BACnet system integration Note See Installing the NAE NIE Technical Bulletin LIT 1201161 for more information on wiring the NAE Exposing BACnet Information To add BACnet Integration to your site 1 Log in to the NAE or open an archive database in the SCT 2 Right click the Site Object and select View The Site View screen appears Figure 1 Logout Ext All Herz i O User Navigation Trees GEI NAE E Energy E ZG Programming 6 Schedule Name Description Object Type Site Object Category General Site Director N50 GREG1 Engineering Values D
22. ry System Status Alarm State Normal Figure 13 BACnet Integration Object 2 Click the Engineering tab and navigate to either a field device or a field point in the Integration Tree 3 Double click the selected field device or field point The details screen for the selected field device or object appears 4 Click the Edit button The fields that are editable from this screen are shown in a box with a heavy line border Figure 14 BACnet System Integration with NAE Technical Bulletin 23 Notes Only the BACnet required and optional attributes of the BACnet point object are shown in the BACnet device display Vendor specific proprietary attributes do not appear For attributes which support a command priority such as the Present Value of an AO the active value and its priority are displayed To change a value an equal or higher priority must be entered Clearing the value at the specified priority releases this priority and causes the value for the next highest priority to be displayed 3 Metasys Microsolt Internet Explorer S Site i Engineering W User Views 2 IT nae a Energy N30 Floor 1 Group Bacnet Group Details E Programming e BACnet Value E Schedule 3 Somm N30 Floori 3112 WI MESSER N30D Floort Group Bacnet S N30 Floor2 N30 Floorl S Group N30 Floort N N30 Floort N List Of Group Membrs istoni N30 Floort N 4 Prasentvalue Esm Multstate Ou t o 99 N30 MSO Boy Multstate In fo
23. sign next to the BACnet Integration object to open the list of mapped BACnet devices BACnet System Integration with NAE Technical Bulletin 17 Insest Point Wizard Select Definition Mode f Assisted Point Definition O Manual Point Definition Select the method to assistin Field Point definition Figure 7 Insert Point Wizard Select Definition Mode 3 Select Assisted Point Definition and press the Invoke Auto Discovery bar The Auto Detect Utility Wizard starts Figure 8 If an auto discovery has not already been performed it begins immediately If the Auto Detect Utility Wizard does not start automatically click the Restart button i Wizard Auto Detect Utility z Status iscovery Complete i Close this table after reviewing the results of the Auto ative Object Name Identifier ame Instance Number Discovery to N30 CAL1 ca a proceed T a E N30 Floor2 Group Bacnet Grout P m n EE e N30 NOTC 1 JN30 Groupt o O N30 S5CH02 O O O O 1N30 Floor2 Notifications Offine Notification e es N30 Floor2 Notifications System Notification Send e v gt N30 EE01 bitstring 1 lt Figure 8 Auto Detect Utility 18 BACnet System Integration with NAE Technical Bulletin When Auto Discovery is complete a list of discovered BACnet objects is shown The fields are automatically filled in with the auto discovered data from the BACnet device The Native Object Na
24. tainer objects under the BACnet device to group BACnet objects within a BACnet device e BACnet objects directly under a BACnet device or in folders under a BACnet device If a device or object appears in both the Integration tree and the Navigation tree an icon appears next to the item in the Integration tree When an object appears in the Navigation tree it is called an integrated mapped BACnet object BACnet System Integration with NAE Technical Bulletin 9 Integrated BACnet Objects Integrated BACnet objects are BACnet device objects that appear in the Navigation tree When you select an integrated BACnet object the Focus view displays its BACnet properties in an available panel of the user interface Commands Only those Metasys system commands that can be implemented by a standard BACnet service are supported on an integrated BACnet object Some BACnet objects support commands that are handled by writing to properties of the remote BACnet object See the Object help in the Metasys system online help for specific objects and the commands supported in the system Alarming The NAE accepts alarms from BACnet devices if those devices have a Notification Class object with the NAE specified as a recipient for the alarms and the sources of the alarms are mapped as integrated BACnet objects To route BACnet alarms from the N30 Supervisory Controller to the NAE the N30 must be configured to use BACnet alarm routing with the Event En
25. tegration with NAE Technical Bulletin 15 3 When Auto Discovery is complete a list of discovered devices is shown Select a device from the list This starts the item creation process for that device Follow the wizard s prompts At the configuration screen of the BACnet device the Instance Number Name and Item Reference fields are automatically filled in with the auto discovered data from the BACnet device The Item Reference is derived from the remote device s BACnet Object Identifier and the Name is defaulted to the BACnet Object Name of the BACnet device object The Name is used in the NAE Navigation Tree and you can change the Name field manually if desired by clicking the edit button The BACnet Object Name in the device is not changed 4 Complete the Insert Field Device screens by accepting the defaults The Add Extensions Wizard starts 5 Add Alarm Trend or Totalization extensions by clicking the New button for that extension and completing the wizard which appears 6 When you are done adding extensions click Done The insert Field Points Wizard starts See Mapping BACnet Field Points Using Auto Discovery or Mapping BACnet Field Points Manually in the Detailed Procedures section of this document Mapping BACnet Field Points Using Auto Discovery Once one or more BACnet devices are configured you can add BACnet Field Points that are mapped to BACnet objects in the BACnet device To Map BACnet Points using Auto Discovery
26. tifier Allows you to enter a unique name for the field points you are mapping Configure Allows you to configure the field point Select the Advanced radio button to see the BACnet object identifier You must fill in the Instance Number on the Hardware tab of the Configuration Screen The Instance Number must correspond to the Instance Number of the BACnet Object Identifier in the host BACnet device Summary Provides a summary of the information that you have entered If anything looks wrong you have the opportunity to press the Back key and make corrections 5 When finished with the Wizard press Finish BACnet System Integration with NAE Technical Bulletin 21 Using the Relearn Feature E Metasys Microsoft tr All tems Site To add BACnet objects to the Integration Tree with the Relearn feature Note The Relearn feature uses Auto Discovery and requires that the NAE be online with the BACnet network of devices that you are discovering Field Devices and Field Points from 1 Select the BACnet Integration object from the Navigation tree structure 2 Click the Engineering tab and click the Relearn button that appears underneath the tab See Figure 12 ternet Explorer BACnet Normal Engineering Diagnostic L Summary H User Views EI nae E Energy Integration Tree HE Programming of Bacnet Gj Schedule rem N30 Floor2 Eat N30 Floor2 Le 4 N30 CALI ts bOsseee wm mm es ees Gnas Gees Gee
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