Emerson 1552WU Reference Manual
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Emerson 1552WU Reference Manual

Smart wireless gateway
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Reference Manual
00809-0100-4052, Rev AA
April 2015
Smart Wireless Gateway 1552WU

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Summary of Contents for Emerson 1552WU

  • Page 1 Reference Manual 00809-0100-4052, Rev AA April 2015 Smart Wireless Gateway 1552WU...

  • Page 3: Table Of Contents

    Reference Manual Contents 00809-0100-4052, Rev AA April 2015 Contents 1Section 1: Initial Connection Overview ............. . 1 System requirements .
  • Page 4 Contents Reference Manual April 2015 00809-0100-4052, Rev AA 5Section 5: Redundancy Overview .............25 Requirements .
  • Page 5 The products described in this document are NOT designed for nuclear-qualified applications. Using non-nuclear qualified products in applications that require nuclear-qualified hardware or products may cause inaccurate readings. For information on Rosemount nuclear-qualified products, contact your local Emerson Process Management Sales Representative.

  • Page 7: Overview

    Reference Manual Section 1:Initial Connection 00809-0100-4052, Rev AA April 2015 Section 1 Initial Connection Failure to follow these installation guidelines could result in death or serious injury. Only qualified personnel should perform the installation.  Explosions could result in death or serious injury. Do not remove the connection head cover in explosive atmospheres when the ...

  • Page 8: System Requirements

    Reference Manual Section 1: Initial Connection 00809-0100-4052, Rev AA April 2015 System requirements The following requirements apply to the PC/Laptop used to configure the Gateway. Additional ® requirements may apply if using the optional Security Setup Utility or AMS Wireless Configurator.

  • Page 9: Configure The Gateway

    Reference Manual Section 1: Initial Connection 00809-0100-4052, Rev AA April 2015 Select OK to close the Local Area Network (LAN) Settings window. Select OK to close the Internet Options window. The PC/Laptop is now set up to form a private network and to communicate with the Gateway. Note Connecting to the Gateway's secondary Ethernet port will require different network settings.
  • Page 10 Each of the initial passwords for the user accounts is default. It is recommended, for security purposes, that these passwords are changed. The administrator password should be appropriately noted when changed. If it is lost, please contact Emerson Process Management for technical support.
  • Page 11 Reference Manual Section 1: Initial Connection 00809-0100-4052, Rev AA April 2015 There are three ways to set the Gateway time: Network Time Protocol (recommended).This option uses a Network Time Protocol (NTP) server to slowly adjust the Gateway's time in order to match the time of the control network.
  • Page 12 Reference Manual Section 1: Initial Connection 00809-0100-4052, Rev AA April 2015 TCP/IP network settings Use caution when making changes to the TCP/IP network settings. If they are lost or improperly configured, it may be impossible to log into the Gateway. Contact the network administrator for information on the proper TCP/IP network settings to apply Prior to the gateway being installed and connected to a live control network, it should be configured with an IP address, as well as other TCP/IP network settings.
  • Page 13 Reference Manual Section 1: Initial Connection 00809-0100-4052, Rev AA April 2015 Figure 1-2. Ethernet Settings Quality of service In order to enhance the data traffic from the WirelessHART radio to the network the Quality of Service (QoS) option has been included in the Ethernet Protocol page to allow selection of a specific traffic control mechanism based on the various manners increase network performance within a more comprehensive network.

  • Page 14: System Backup

    Reference Manual Section 1: Initial Connection 00809-0100-4052, Rev AA April 2015 Class selector (CS): this mechanism allows for a selection of seven options which  prioritizes the data packets as per the option bits within the Type of Service (ToS) byte. The combination of all three IP Precedence bits is used to adjust the IP packet prioritization within the network.

  • Page 15: Overview

    Reference Manual Section 2: Software Setup 00809-0100-4052, Rev AA April 2015 Section 2 Software Setup Overview ..............page 9 System requirements .

  • Page 16: Software Installation

    April 2015 Software installation The software can be obtained from Emerson during solution implementation. Depending on the PC system configuration, installation may take 30-35 minutes. To install the software: Exit/close all Windows programs, including any running in the background, such as virus scan software.

  • Page 17: Licensing And Credits

    Reference Manual Section 2: Software Setup 00809-0100-4052, Rev AA April 2015 During this process the Gateway will exchange security certificates (digital signatures) with the proxy. Figure 2-1. Security Setup Utility Licensing and credits The latest licensing agreements are included on each disk of the software pack. “This product includes software developed by the OpenSSL Project for use in the OpenSSL Toolkit.
  • Page 18 Reference Manual Section 2: Software Setup 00809-0100-4052, Rev AA April 2015 Software Setup...

  • Page 19: Overview

    Network architecture Physical connection types are important when determining the network architecture and what protocols can be used for integration. Ethernet is the main physical connection type. Emerson provides all support to design, scope and commission the Smart Wireless Gateway 1552WU into various types of hosts, please contact us for further information on this topic.

  • Page 20: Modbus

    Reference Manual Section 3: Host Integration 00809-0100-4052, Rev AA April 2015 Figure 3-1. Security Protocols Page (Internal Firewall) Modbus The Gateway supports Modbus TCP over Ethernet. It functions as a sub device on the Modbus network and must be polled by a Modbus master or client (host system). 3.4.1 Communication settings It is important that the Modbus communication settings in the Gateway match the setting in...
  • Page 21 Parity: This setting determines parity (none, even, or odd) to use for error checking purposes. This setting is only required for Modbus RTU (not applicable to the 1552WU Gateway). Stop Bits: This setting determines the number (1 or 2) of stop bits to use when ending a message.
  • Page 22 Reference Manual Section 3: Host Integration 00809-0100-4052, Rev AA April 2015 Unmapped register read response: This is the value returned by the Gateway if the Modbus master requests a register with no data assigned to it (empty register). It is recommended this be set to zero fill to prevent errors.

  • Page 23: Register Mapping

    Reference Manual Section 3: Host Integration 00809-0100-4052, Rev AA April 2015 3.4.2 Register mapping Register mapping is the process of assigning data points from wireless field devices to Modbus registers. These registers can then be read by a Modbus master or client. Modbus register mapping can be found by navigating to System Settings>Protocols>Modbus.
  • Page 24 Reference Manual Section 3: Host Integration 00809-0100-4052, Rev AA April 2015 registers. Each data point needs a unique Modbus register number, unless they are assigned different addresses. Register numbers 0-19999 are reserved for Boolean (bit, coil, binary, etc…) values. Register numbers 20000+ are reserved for floating point or integer values. Point Name: This is a two part name for the data point.
  • Page 25 Reference Manual Section 3: Host Integration 00809-0100-4052, Rev AA April 2015 Offset: This value is added to the data value for the purpose of scaling integers. Offset is only required if scaled is chosen on the Modbus communications page and globe gain and offset is not chosen.
  • Page 26 Reference Manual Section 3: Host Integration 00809-0100-4052, Rev AA April 2015 Host Integration...

  • Page 27: Overview

    Reference Manual Section 4: DeltaV Ready 00809-0100-4052, Rev AA April 2015 ™ Section 4 DeltaV Ready Overview ..............page 21 Latency considerations in control logic design and operation .

  • Page 28: Setup

    Reference Manual Section 4: DeltaV Ready 00809-0100-4052, Rev AA April 2015 Setup Out of the box the Smart Wireless Gateway is pre-configured for use on the DeltaV control network. In the DeltaV Explore application, the Gateway will automatically appear in the Decommissioned Nodes folder.
  • Page 29 Section 4: DeltaV Ready Reference Manual April 2015 00809-0100-4052, Rev AA Figure 4-2. Assign WirelessHART Devices to DeltaV I/O Channel Assign wireless device tags using the following procedure: Drag and Drop WirelessHART device from the Unassigned Wireless HART Devices: list to the Channels: list.
  • Page 30 Reference Manual Section 4: DeltaV Ready 00809-0100-4052, Rev AA April 2015 Figure 4-3. Gateway Context Menu (Right Click) Now the Gateway and wireless devices are fully commissioned and available to use in other DeltaV applications. When new devices are added to the wireless network, they will need to be assigned to DeltaV channels through the reconcile process (right click on Gateway and select configure IO).

  • Page 31: Overview

    Reference Manual Section 5: Redundancy 00809-0100-4052, Rev AA April 2015 Section 5 Redundancy Overview ..............page 25 Requirements .

  • Page 32: Setup

    Reference Manual Section 5: Redundancy 00809-0100-4052, Rev AA April 2015 Setup When configuring redundant Smart Wireless Gateways, it is only necessary to configure one system. The other Gateway will be configured automatically when it is paired with the first Gateway. Choose one Gateway as the starter Gateway.
  • Page 33 Reference Manual Section 5: Redundancy 00809-0100-4052, Rev AA April 2015 To pair both Gateways and form a redundant system: Connect a PC/laptop to the primary Ethernet port on Gateway A. Log in using the admin user account. Navigate to Diagnostics>Advanced>Redundancy Status. Connect the secondary Ethernet port on Gateway A to the secondary Ethernet port on Gateway B (see Figure 5-2 on page...

  • Page 34: Mounting And Connections

    Reference Manual Section 5: Redundancy 00809-0100-4052, Rev AA April 2015 Mounting and connections Redundant Gateways follow similar mounting and connection practices as a standalone Gateway. Refer to Section 3: Host Integration for more information. In addition to the standard practices, the following considerations should be taken when installing redundant Gateways. Mounting The redundant Gateways should be mounted in a location that allows convenient access to the process control network as well and provides good coverage for the wireless field network.
  • Page 35 Reference Manual Section 5: Redundancy 00809-0100-4052, Rev AA April 2015 Figure 5-3. Redundancy Status (System Settings>Gateway>Redundancy Status) These diagnostics can also be mapped to Modbus registers or OPC tags. The following table covers what diagnostics are included on the Redundancy Status page as well as how they can be mapped as parameters in Modbus or OPC.

  • Page 36: Gateway Replacement

    Reference Manual Section 5: Redundancy 00809-0100-4052, Rev AA April 2015 To configure network connectivity check: Navigate to System Settings>Gateway>Ethernet Communication. Enter the host system IP address in the Check Network Connectivity IP Address field. Select Submit. Figure 5-4. Network Connectivity Check (System Settings>Gateway>Ethernet Communication) Gateway replacement When replacing or reintroducing a Gateway in a redundant system, always connect both the...

  • Page 37: 6Section 6: Wi-Fi Connectivity

    Cisco Aironet 1550 Series for Hazardous Locations Installation Guide. The 1552WU can be configured as a Root Access Point (RAP) as well as a Mesh Access Point (MAP). These two roles basically describe the Wi-Fi access point behavior considering a network...
  • Page 38 WLC. Other network equipment can be included in the architecture to add security (e.g.: firewalls) or even extra connectivity on the physical network (network switches, etc.). Please contact your local Emerson contact for more information on the design of Wi-Fi solutions.
  • Page 40 Standard Terms and Conditions of Sale can be found at www.rose- mount.com/terms_of_sale. 1 Pandan Crescent AMS, and the Emerson logo are registered trademarks and/or service marks of Em- Singapore 128461 erson Electric Co. DeltaV and SNAP-ON are trademarks of Emerson Electrical Co.

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