Sierra Monitor Corporation FS-EZX-MOD-BAC User guide

Document Revision: 8.A
FieldServer –EZ Gateway
Modbus to BACnet Start-up Guide
FS-EZX-MOD-BAC
APPLICABILITY & EFFECTIVITY
Effective for all systems manufactured after August 2016.

Modbus to BACnet Start-up Guide
Contact Information
Technical Support
Please call us for any technical support needs related to the FieldServer product.
Sierra Monitor Corporation
1991 Tarob Court
Milpitas, CA 95035
Website: www.sierramonitor.com
U.S. Support Information:
[phone]
[phone]
Email: [e-mail]
EMEA Support Information:
[phone]
Email: [e-mail]

Modbus to BACnet Start-up Guide
Table of Contents
TABLE OF CONTENTS
1About the EZ Gateway.........................................................................................................................................5
2Certification..........................................................................................................................................................5
2.1 BTL Mark –BACnet Testing Laboratory ........................................................................................................5
3Supplied equipment ............................................................................................................................................5
4Installing the EZ Gateway...................................................................................................................................6
4.1 Mounting.........................................................................................................................................................6
4.2 RS-485 Connections ......................................................................................................................................7
4.2.1 RS-485 Connection R2 Port....................................................................................................................7
4.2.2 RS-485 Connection R1 Port....................................................................................................................7
5Operation..............................................................................................................................................................8
5.1 Power up the Device ......................................................................................................................................8
5.2 Connect the PC to the EZ Gateway over the Ethernet Port...........................................................................8
5.3 Connecting to the EZ Gateway ......................................................................................................................9
5.3.1 Using the Toolbox Application to Discover and Connect to the EZ Gateway.........................................9
5.3.2 Using Web Configurator GUI ..................................................................................................................9
5.4 Set IP Address of the EZ Gateway...............................................................................................................10
5.4.1 Using the Toolbox Application to Set the IP Address ...........................................................................10
6Configuring the EZ Gateway ............................................................................................................................12
6.1 Setting up the Connections ..........................................................................................................................12
6.2 Creating Device EZ Profiles .........................................................................................................................13
6.2.1 DeviceProxy Advanced Settings...........................................................................................................16
6.3 Importing a Device Profile ............................................................................................................................16
6.4 Mapping BACnet Output with Device EZ Profiles ........................................................................................17
6.5 Test and Commission the EZ Gateway........................................................................................................18
Appendix A Troubleshooting...................................................................................................................................19
Appendix A.1. Communicating with the EZ Gateway over the Network.................................................................19
Before Contacting Technical Support take a Diagnostic Capture ...................................................19Appendix A.1.
Appendix A.2. Notes Regarding Subnets and Subnet Masks.................................................................................22
Appendix A.3. LED Functions .................................................................................................................................22
Appendix B Reference..............................................................................................................................................23
Appendix B.1. Specifications...................................................................................................................................23
Appendix B.2. Compliance with UL Regulations.....................................................................................................24
Appendix B.3. Dimension Drawing FS-EZX-MOD-BAC .........................................................................................24
Limited 2 Year Warranty...........................................................................................................................................25

Modbus to BACnet Start-up Guide
Table of Contents
LIST OF FIGURES
Figure 1: R2 Port connection........................................................................................................................................7
Figure 2: R1 Port connection........................................................................................................................................7
Figure 3: Power Connection .........................................................................................................................................8
Figure 4: Ethernet Port..................................................................................................................................................8
Figure 5: Landing Page.................................................................................................................................................9
Figure 6: Connections Page .......................................................................................................................................12
Figure 7: Device Profiles Page ...................................................................................................................................13
Figure 8: Edit Profile Window......................................................................................................................................13
Figure 9: Data Map Window .......................................................................................................................................13
Figure 10: Mapping BACnet Addresses to Modbus Registers ...................................................................................14
Figure 11: State Table Window...................................................................................................................................14
Figure 12: Notification Class Window.........................................................................................................................15
Figure 13: Define EZ Profiles......................................................................................................................................15
Figure 14: Export Profile.............................................................................................................................................15
Figure 15: Advanced Window.....................................................................................................................................16
Figure 16: Importing Device Profile ............................................................................................................................16
Figure 17: Choose Profile to Load..............................................................................................................................17
Figure 18: Mapping with Device EZ Profiles...............................................................................................................17
Figure 19: FS-GUI Connections Screen.....................................................................................................................18
Figure 20: Ethernet Port Location...............................................................................................................................19
Figure 21: LED allocation............................................................................................................................................22
Figure 22: EZ Gateway Dimension Drawing...............................................................................................................24

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1 ABOUT THE EZ GATEWAY
EZ Gateway is a high performance, cost effective Building and Industrial Automation multi-protocol
gateway providing protocol translation between serial and Ethernet, devices and networks.
NOTE: For FieldPoP™ information, refer to the FieldPoP™ Device Cloud Start-up Guide online at
the Sierra Monitor.com Resource Center.
www.sierramonitor.com/customer-care/resource-center
2 CERTIFICATION
2.1 BTL Mark –BACnet Testing Laboratory
1
The BTL Mark on EZ Gateway is a symbol that indicates that a product has passed
a series of rigorous tests conducted by an independent laboratory which verifies that
the product correctly implements the BACnet features claimed in the listing. The
mark is a symbol of a high-quality BACnet product.
Go to http://www.BACnetInternational.net/btl/ for more information about the BACnet
Testing Laboratory. Click here for BACnet PIC Statement.
3 SUPPLIED EQUIPMENT
EZ Gateway
Preloaded with the Modbus and BACnet drivers.
All instruction manuals, driver manuals, configuration manuals and support utilities are available
on the USB drive provided in the optional accessory kit, or on-line at
http://www.sierramonitor.com/customer-care/resource-center?filters=software-downloads
Accessory Kit (Optional) (Part # FS-8915-36-QS) including:
7-ft CAT5 cable with RJ45 connectors at both ends
Power Supply -110/220V (p/n 69196)
DIN Rail mounting bracket
Screwdriver for connecting to terminals
USB Flash drive loaded with:
oModbus to BACnet Start-up Guide
oFieldServer Configuration Manual
oFieldServer Utilities Manual
oAll FieldServer Driver Manuals
oSupport Utilities
oAny additional folders related to special files configured for a specific EZ Gateway
oAdditional components as required - See Driver Manual Supplement for details
1 BACnet is a registered trademark of ASHRAE.

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4 INSTALLING THE EZ GATEWAY
4.1 Mounting
The following mounting options are available:
Product comes with tabs for wall or surface mount. These can be snapped off if not required.
DIN Rail Mounting Bracket - included in the Accessory Kit or ordered separately (Part # FS-8915-
35-QS).
NOTE: For dimension details see Appendix B.3.
Tab
Din Rail

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4.2 RS-485 Connections
4.2.1 RS-485 Connection R2 Port
Connect to the 3 pins on the left-hand-side of the 6 pin connector as shown.
The following Baud Rates are supported on the R2 Port:
4800, 9600, 19200, 38400, 57600, 115200
4.2.2 RS-485 Connection R1 Port
Connect to the 3-pin connector as shown.
The following Baud Rates are supported on the R1 Port:
4800, 9600, 19200, 38400, 57600, 115200
+ - GND
B+ A- SG
Figure 1: R2 Port connection
Figure 2: R1 Port connection

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5 OPERATION
5.1 Power up the Device
Apply power to the device. Ensure that the power supply used complies with the specifications provided
in Section Appendix B.1. Ensure that the cable is grounded using the “Frame GND” terminal. The EZ
Gateway requires a power supply that provides 9-30VDC or 12-24VAC.
5.2 Connect the PC to the EZ Gateway over the Ethernet Port
Connect an Ethernet cable between the PC and EZ Gateway or connect the EZ Gateway and the
PC to the Hub/switch using a straight CAT5 cable.
The Default IP Address of the EZ Gateway is 192.168.2.101, Subnet Mask is 255.255.255.0.
Virus protection and firewall software should temporarily be disabled if connection problems are
experienced.
Ethernet Port
PWR+ PWR- FG
Figure 3: Power Connection
Figure 4: Ethernet Port

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5.3 Connecting to the EZ Gateway
5.3.1 Using the Toolbox Application to Discover and Connect to the EZ Gateway
Install the Toolbox application from the USB drive or get it from the Sierra Monitor website.
http://www.sierramonitor.com/customer-care/resource-center?filters=software-downloads
Use the Toolbox application to find the EZ Gateway, and launch the Web Configurator GUI.
NOTE: If the connect button is greyed out, the EZ Gateway’s IP Address must be set to be on the same
network as the PC. (Section 5.3.2)
5.3.2 Using Web Configurator GUI
Open a web browser and connect to the EZ Gateway’s Default IP Address. The Default IP
Address of the BACnet Router is 192.168.2.101, Subnet Mask is 255.255.255.0.
If the PC and the EZ Gateway are on different IP Networks, assign a Static IP Address to the
PC on the 192.168.2.X network.
Figure 5: Landing Page

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5.4 Set IP Address of the EZ Gateway
5.4.1 Using the Toolbox Application to Set the IP Address
From the Toolbox main page, click on the setup button (gear icon).
Select Network Settings.
Modify the IP Address (N1 IP Address field) of the EZ Gateway Ethernet port.
If necessary, change the Netmask (N1 Netmask field).
Type in a new Subnet Mask.
If necessary, change the IP Gateway (Default Gateway field).
Type in a new IP Gateway.
NOTE: If the EZ Gateway is connected to a router, the IP Gateway of the EZ Gateway should be set to
the IP Address of the connected router.

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Click Update IP Settings, then click on the Change and Restart to restart the Gateway and
activate the new IP Address.
NOTE: If the Web Configurator GUI was open in a browser, the browser will need to be pointed to the
new IP Address of the EZ Gateway before the GUI will be accessible again.

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6 CONFIGURING THE EZ GATEWAY
6.1 Setting up the Connections
The Connections Page is used to setup the connection ports and parameters.
Click the Save button in the Controls Section once completed.
Figure 6: Connections Page

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6.2 Creating Device EZ Profiles
Click on the fields under Profile Name to enter the name of the EZ Profiles.
Click on the Edit button (pencil icon) next to the name.
Choose the Modbus addressing parameters.
Click on the Data Map tab and add the first Modbus address range.
Figure 7: Device Profiles Page
Figure 8: Edit Profile Window
Figure 9: Data Map Window

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Click on the blue plus sign icon on the left side of the Address to map the BACnet Addresses to
the Modbus Registers.
Repeat for all of the Modbus registers.
If using a BACnet State Table, click on the “State Table” tab to define the table and its variables.
Figure 10: Mapping BACnet Addresses to Modbus Registers
Figure 11: State Table Window

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To define a Notification Class, click the “Notification Class” tab and define the parameters as
needed.
Once all mappings and settings are defined, click the “Save” button to record the Profile.
The profile can be exported for backup or future use by hitting the Export Profile button (harddrive
icon).
The profile downloads to the local computer in the format: <Profile Name>.profile
Figure 12: Notification Class Window
Figure 13: Define EZ Profiles
Figure 14: Export Profile

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6.2.1 DeviceProxy Advanced Settings
If required, click the Advanced Settings button (eye icon) to enter the Device Description and
Device Location. (Figure 15)
6.3 Importing a Device Profile
Profiles on the local computer can be imported to the EZ Gateway by going to the Device Proxy
section and hitting the arrow to the right of the Add button.
NOTE: All profiles will need to be created or imported to the EZ Gateway before proceeding.
Figure 16: Importing Device Profile
Figure 15: Advanced Window

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6.4 Mapping BACnet Output with Device EZ Profiles
Click on the DeviceProxy™ button.
Choose the EZ Profile to load from the drop down.
Choose the appropriate Connection and Node ID for both the incoming Modbus device and the
mapped BACnet output.
Click Add to include the device profile in the Configuration.
Repeat for all Modbus Devices intended to connect to the EZ Gateway.
Click the Save button in the Controls Section once completed adding all device EZ Profiles.
Figure 18: Mapping with Device EZ Profiles
Figure 17: Choose Profile to Load

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6.5 Test and Commission the EZ Gateway
Connect the EZ Gateway to the third party device(s), and test the application.
Click on the Diagnostic button to view to get to Diagnostic screen.
From the main menu of FS-GUI click on View, then Connections to see the number of messages
on each protocol.
NOTE: For troubleshooting assistance refer to Appendix A, or any of the troubleshooting appendices in
the related driver supplements and Configuration Manual. Sierra Monitor Corporation also offers
a technical support page on the Sierra Monitor Corporation website at www.sierramonitor.com,
which contains a significant number of resources and documentation that may be of assistance.
Figure 19: FS-GUI Connections Screen

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Appendix A Troubleshooting
Appendix A.1. Communicating with the EZ Gateway over the Network
Confirm that the network cabling is correct.
Confirm that the computer network card is operational and correctly configured.
Confirm that there is an Ethernet adapter installed in the PC’s Device Manager List, and that it is
configured to run the TCP/IP protocol.
Check that the IP netmask of the PC matches the EZ Gateway. The Default IP Address of the EZ
Gateway is 192.168.2.X, Subnet Mask is 255.255.255.0.
oGo to Start|Run
oType in “ipconfig”
oThe account settings should be displayed
oEnsure that the IP Address is 102.168.2.X and the netmask 255.255.255.0
Ensure that the PC and EZ Gateway are on the same IP Network, or assign a Static IP Address to
the PC on the 192.168.2.X network.
If using Windows XP or later, ensure that the firewall is disabled.
Before Contacting Technical Support take a Diagnostic CaptureAppendix A.1.
When a problem occurs that cannot be resolved with regular troubleshooting, take a log via the
FieldServer Toolbox. Send this log together with a detailed description of the problem to
[e-mail] for evaluation. The Diagnostic Capture will allow us to rapidly
diagnose the problem.
NOTE: While all necessary documentation is shipped with the FieldServer on the USB flash drive, these
documents are constantly being updated. Newer versions may be available on the web at
http://www.sierramonitor.com/customer-care/resource-center.
Ensure that FieldServer Toolbox is Loaded on the PC that is currently being used, or download
FieldServer-Toolbox.zip on the Sierra Monitor Corporation webpage, under Customer Care-
Resource Center, Software Downloads:
http://www.sierramonitor.com/customer-care/resource-center?filters=software-downloads
Extract the executable file and complete the installation.
Ethernet Port
Figure 20: Ethernet Port Location

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Disable firewall and virus protection software if possible.
Connect a standard CAT5 Ethernet cable between the PC and ProtoNode.
Double click on the FS Toolbox Utility.
Step 1: Take a Log
oClick on the diagnose icon of the desired device
oSelect full Diagnostic