Using Wireless Hart Technology

Using WirelessHART Technologyin Process Industries

U i Wi l HART T h lUsing WirelessHART Technologyin Process Industries

IEC Approved Standard (IEC 62591Ed. 1.0)

WelcomeWelcome

• Extension of the HCF’sExtension of the HCF s Worldwide series of seminars

• Vendor neutral

Clear away the wireless fog• Clear away the wireless fog

• Introduce WirelessHART Seminar Sponsored by:

as the first global standardTechnical and practical seminarseminar

Understanding HART gThe Standard for Instrumentation

HART i t bl

30,000,000Installed

Protect yourHART is stableand backward compatible HART 5 1998

HART 7 2007Over 70% marketMost widely used

Protect your investment

Widest choice of product and suppliers

Major vendors andOver 245 Members

sharey

The momentum is here

Built upon standardsIEC 62591 – WirelessHARTIEC 61804 - Device Description Lang.IEC 61158- Industrial Comms. NetworksIEEE R di 802 15 4IEEE - Radio 802.15.4

Understanding HART gBuilding on HART

• HART has maintainedHART has maintained backward compatibility

Do not remove featureHART 6

HART 7Time/Cond. ReportingPV Trending

SecurityMesh & Star

All PV With StatusAdd featuresMaintain command structure

• Use existing tools andHART 5

HART 6All PV With StatusLong Tags

Process MonitoringDiagnostics

ConfigurationRemote AccessUse existing tools and

knowledge • Wireless adapters allow for

i t ll d i t t

Remote Access

4-20mA Loop

Wireless

installed instrument upgrade

Today’s TopicsToday’s Topics

• Introduction• What Can Wireless Do For You• Understanding HART• Wireless Building Blocks• Using WirelessHART• Host Integration• Planning a WirelessHART Project• Summaryy

Today we will discussToday we will discuss ….

WirelessHART AttributesBattery life (power options)RangeControlMesh & Star topologiesp gRadio / Antenna characteristicsCo-existenceSecuritySecurityUpdate rates

IEC Approved Standard

WHAT WIRELESSHART CAN DO FOR YOU

ContentsContents

• Designed for process• Works with existing g

systems• Reduce installation cost• Reduce project execution

time• Implement incrementallyImplement incrementally

Designed for Process gApplications

• Process Monitoring T Cl D i tiProcess MonitoringHard to reach / expensive to install locationsFull access to multivariable

Type Class Description

Safety 0 CriticalFull access to multivariable devices

• Asset Management1 Closed Loop regulatory

control

2 Closed loop supervisory

Condition monitoringConfiguration database

• Control

Control control

3 Open loop control

4 Al ti• ControlOpen loopClosed loop

Monitoring4 Alerting

5 Data logging and Up/Download

Designed for ProcessgNAMUR WirelessHART Field Test Report

• Field test organized by NAMURField test organized by NAMUR at BASF SE in Ludwigshafen, Germany

• ObjectivesObjectives1. Identification and Assessment

of added value with applications for Wireless Sensor Networks with regard to: 1. Mobility, 2. Flexibility and 3. Cable Replacement3. Cable Replacement

2. Reflections (Comparison) of WirelessHART pilot application results against NE124

irequirements


> 55 devices> 55 devices


• Conclusions:Conclusions: WirelessHART allows successful deployment of wireless sensor networkswireless sensor networksWirelessHART in principle is applicable for monitoring applications (NE124 Class C)applications (NE124 Class C)Suppliers have improvement potential related to implementation supportingimplementation supporting applications

WirelessHART offers opportunities despite legacy burdenspp p g y


• RecommendationsRecommendationsA single standardStandardize Battery design and connection

Gateway

design and connectionConfiguration standardization and interfaceinterface

Devices

Designed for ProcessgProcess Monitoring Applications

• Access to hard to reach orAccess to hard to reach or previously uneconomical process measurements

Tank FarmTank FarmWell head monitoringRotating equipment (kiln)Solve process problemsSolve process problems with temporary measurements

• Elimination of operatorElimination of operator rounds

• Full multi-variable device accessaccess


• Process Monitoring & ControlProcess Monitoring & ControlHard to reach locationsProcess efficiency calculationsBetter insight into processAd-hoc measurementsAdditional measurements from multivariable devicesCalculated variables in devices


• Equipment MonitoringEquipment MonitoringBearing temperaturesVibrationCorrosionOil pressureAir flow


• Health and SafetyHealth and SafetySafety showersGas detectors

• EnvironmentalSteam traps (energy usage)Water / Discharge TreatmentWater / Discharge Treatment• Flow• pH

Stack emissionsStack emissionsRelief valves


• Asset ManagementAsset ManagementMaintenance• Calibration

R d l i t• Record valve signatures• Radar echo

Diagnostics• Valve position feedback• Device health (status)

Works With Existing Systemsg yTraditional Wired System

Works With Existing Systemsg yRemote I/O System

Works With Existing Systemsg yWireless – Similar to Remote I/O

Reduce Installation CostMaterial, Time and Labor

Conventional Analog WiringConventional Analog Wiring

Analog I/O

System terminations Multicore terminations

Device terminationMulticore terminations

WirelessHART Network

Serial I/O

Gateway

1 system connection

Gateway

Reduce Project Execution TimejIt’s More Than Just The Wire Savings

• Reduce engineering timeReduce engineering time Loop diagramsSpecification and purchase of field enclosuresof field enclosuresSpecification and purchase of wire

• Reduce installation timeNo cable to pullNo terminations to makeNo terminations to makeNo cable trays to installNo scaffolding to erect

Implement IncrementallyImplement Incrementally

Once the network is in place just:Once the network is in place just:Install the next field deviceAdd an OPC/Modbus data point

• Additional devices strengthens the network

It’s just that easy!It s just that easy!

SummarySummary

• Designed for process• Designed for process applications

PV monitoringControlControlAsset management

• Adaptor - upgrade path for existing installedexisting installed instruments

• Works with existing systemsy

• Lower cost installation• Reduced project execution

UNDERSTANDING HART

Understanding HARTgHART = Highway Addressable Remote Transducer

• Allows local and• Allows local and remote access to instrument configuration

• Instruments have microprocessors

More sophisticatedMay not have a local display

HART data is available anywhere on the 4-20mA loop

Understanding HART gHART Communication Over Wire

Understanding HART gHART Commands

• There are three classes of HART commands

Universal• PV – TAG – DiagnosticPV TAG Diagnostic

Common Practice• Calibration – PV range

Device SpecificDevice Specific• Linearization tables –

Technology specific

Understanding HART gDevice Description (DD)

• All the information needed byAll the information needed by the host to fully communicate with a field device.

• Handheld hostSimple instrumentsSimple instrumentsIS version for hazardous areas

• PC-based hostAsset managementCondition monitoring

Understanding HART gCommunication Modes

• Master-Slave Mode:Master Slave Mode: Communication is initiated by a master device• Point-to-point or multi-dropp p

• Primary Master: Control room (system)

• Secondary Master:• Secondary Master: Handheld

• Burst Mode: Master instructs the slave device to continuously broadcast a standard HART reply message (e g PV) until instructed to stop(e.g. PV) until instructed to stop.

Understanding HART gMultiplexer/Pass through Operation

• HART multiplexers Control or Asset Management SystemHART multiplexers

Monitor PVs Typically a PC (SCADA) acts as the host

Asset Management System

Analog +HART Data

acts as the hostCan be added as retrofit

• Remote I/O can pass HARTDataAnalogp

HART commands to the host

Connect to I/O as

Data

Connect to I/O as though it were a modem Read/write all data

Understanding HART gSummary

• HART is the industry standard instrumentHART is the industry standard instrument communications protocol

• 90% use HART for only commissioning – but are missing the real potential

• HART is supported by all major instrument and control systems supplierscontrol systems suppliers

• HART is evolving to meet User’s requirements• Wireless is the next stepp

WIRELESS BUILDING BLOCKS

Working With ISM Bands gWireless Spectrum and ISM Band

• Radio• RadioFrequency • Unlicensed band ISM

(Industrial, Scientific and(Industrial, Scientific and Medical)2.4 to 2.5GHz

• Need to co-exist with other users -15 channels available

• Available worldwide

Readily available• Standard IEEE802.15.4 Radio

Low Power• Low power = longer battery life

Working With ISM BandsgCoexisting with Other Networks

• Need to co-exist with other users of the ISMother users of the ISM band

Good worker gets the message throughmessage through Good neighbor works with alongside networks

Working With ISM BandsgCo-existence

• Channel hop to avoid busyChannel hop to avoid busy channels (15 channels)

• Assess channels before you use them

• Blacklist channels which have heavy use Built into WirelessHARThave heavy use

• Transmit for a short period of time (good neighbor)

• Vary transmit power (security benefit too)

Wireless Topologiese ess opo og esStar & Mesh

St fi ti • Mesh configuration• Star configuration Best for controlLow data latency

Mesh configurationBest for reliabilityMultiple paths

Plant unlikely to change Adapts to changing plant

Star Mesh

Main User ConcernsMain User Concerns

• Make it ReliableManage powerP l t hProcess plants changeNeed to coexist

• Make it SecureSecure the dataAuthenticate data and devices IEC Approved Standard (IEC 62591Ed. 1.0)devices

• Make it SimpleAs simple as 4-20mA

Make it ReliablePower is Everything!

High Speed Host Connection

• Update rate affects battery lifeBatteries will continue to improvep

• Power options includeBatteryExternal powerExternal powerEnergy scavenging

• Features are built in to extend battery lifebattery life

Smart reporting

Make it Reliable Location in the Mesh and Power

• Parents have to route data from children

• Children can have routing Pinch pointgfeature switched off

• Radio is on forRoutinggSynchronizingAdvertising

Make it Reliable Variable Transmission Rates

• WirelessHARTWirelessHART instruments are time synchronized

Time distributionTime slots

• Allows different reportingAllows different reporting rates within one mesh

• Synchronization allows h l h ichannel hopping

Access and timing is handled automatically!g y

Make it ReliableTDMA - Time Division Multiple Access

Ti Sl tTransmission Starts

Source Now Listening

• Time Slot1 Slot = 1 Transaction on an assigned channel

STXACK

Destination Listensfor Start of Message Destination ACK Starts

Transaction

Dedicated slot (PV update)Shared slot (alarm/events)

• Time SynchronizationSlots

Cycle nCycle n-1 Cycle n+1• Time SynchronizationCommon timeWhen a slot begins

Superframe

TDMA SlotTDMA Slot--based Communicationbased CommunicationWhat channel to use

Time synchronization and time slots are handled automatically!y y

Make it ReliableSlot Timing

Start SlotAssessment

Switch to Transmit

Wait forAcknowledge

ReceiveAcknowledge

Listen Message Switch to CCA

g3 to 4 msec receive

10 msec - 1 time slot - 1 channel

1 device can transmit up to 8 PV’s plus status in 1 slotPacket = 133 bytesy250kbit/s

Make it Reliable Smart Reporting - Threshold Triggered

• Based on absoluteBased on absolute process value

Define Min and Max rates Published on threshold crossing Can trigger on Low-High Transitionor High-LowTransition

PV i ti t d• PV is time stamped• Increases battery life

Make it Reliable Smart Reporting - Window Triggered

• Windowed operationWindowed operation sends PV when

Dead band exceeded (i e process change)(i.e., process change)Max time between updates exceeded

• PV is time stamped• Increases battery life

Make it ReliableMESH Network

• Self building meshSelf building meshSimplifies commissioningAutomatic features

Ti l t ll ti• Time slot allocation• Path selection

• Self-healing meshRedundant communication paths (no ACK from message)More instruments = more redundant pathways

Make it ReliableArchitecture Overview• DevicesDevices

Gateway • Builds network and provides

host connectionProcess connected• Instruments (pressure –

temperature – flow)RRepeaters• Extend the network

AdaptersAdd i l bilit• Add wireless capability

Handhelds / PC tool• Configures instruments to

join networkjoin network

Make it ReliableGateway

• Host interface toHost interface to WirelessHART

One or more access points topoints to WirelessHARTHigh speed bus access to Hostaccess to Host

• Contains two vital WirelessHART functions

Network ManagerSecurity ManagerSecurity Manager

Make it ReliableNetwork Manager

• Builds the MESH• Builds the MESHAdvertises network to new instrumentsBuilds routing pathways• Looks for neighbors and

best pathwaybest pathway

Builds communication schedule • Allocates slot times to

instruments


• Monitor/Report health• Monitor/Report healthCollect performance information• Path statistics • End-to-end reliability • Signal strength• Signal strength

Collect device diagnostic information• Battery life• Device status


• Manages the MESHManages the MESHManages complete list of network devices• Live list• Live list

Grooms the MESH • New devices

M h diti• Mesh condition

Network manager web server view

Make it SecureIntroduction

• WirelessHART ensuresWirelessHART ensures secure communications

Security is “built-in” and cannot be disabledcannot be disabled Uses standard AES-128 bit encryptionEase of use (automatic functions)Only the final device can decrypt and utilize the data

Make it SecureRisk Assessment / Reduction

• WirelessHART networks• WirelessHART networks have two main categories of protection:p

Data Protection• Confidentiality• Integrity

Network Protection• AvailabilityAvailability

Make it SecureSecurity Manager

• Responsible for:• Responsible for:Authentication• White list of devices• Message integrity

EncryptionDi t ib t ti• Distributes encryption keys– Join

S i– Session– Network

Make it SecureData Protection

• Data ProtectionData Protection Prevent eavesdropping by unauthorized devices• Secure join procedure• Secure join procedure• Authenticate devices• Encrypt messages

M i t itMessage integrity• Encrypt the message• Has the message been

altered en route?altered en route?

Make it SecureData Protection – Authenticate Instruments

Secure network joiningSecure network joiningAES 128-bit encryption keeps the joining process pri ateprocess privateJoin Key • Can be unique to each

device or common to the network

• Authenticates that the device belongs to thedevice belongs to the network

• Requires a local device connectionconnection

Make it SecureData Protection – Encrypt Messages

The WirelessHART Sensor Network provides:The WirelessHART Sensor Network provides:Individual session keys – session = end-to-end• Only the consumer can decrypt the message

S iSessionKey A

Modify

Make it SecureData Protection – Check Message IntegrityThe WirelessHART sensor

network provides:Message integrity checking• Message Integrity Code (MIC) is

unique and is part of eachunique and is part of each message

• Receiving device checks data has not been altered.

Security Control Counter DataMIC

MessageMessage

Make it SecureNetwork Protection – Unauthorized Devices

• An unauthorized• An unauthorized device tries to join the network

• Join Key management g

The join key can be changed Use an access control list

Make it SecureNetwork Protection – Replay Attack

• Keep the network busyKeep the network busy handling data

Read data and repeat it onto the networkonto the network

• The message is ignoredThe Counter at the network layer is time slot dependant• The replay has to

happen in the same time slot (10msec)Security

Control Counter DataMIC

Messageg

Make it SecureNetwork Protection – Denial of Service• Keep the network busyKeep the network busy

handling dataSaturate the network with authentic looking data –Join Requests

• Join request ignoredThe Network Manager has glist of authorized instrumentsNeeds to be an authorized d ideviceA counter logs each failed join request – alert site securitysecurity

Make it SecureNetwork Protection - Monitoring

• The network manager monitors unusual network activitynetwork activity

Failed join attemptsExcessive retriesMIC f ilMIC failuresAuthentication failures

Make it SecureNetwork Protection

• Only the securityOnly the security manager is authorized to issue session, network

d j i kand join keys

• WirelessHART does• WirelessHART does NOT use TCP/IP, making it safe from

i t t tt kmany internet attacks

Make it SimpleMake it Simple

Self-Healing Mesh Network

Reduce

Reduce Maintenance

Make it as Simple Self-Building Mesh NetworkB ilt i S it

Engineering

as Simpleas 4-20mA

Self-Building Mesh NetworkBuilt in Security

HART CommandsUniversal Common PracticeI t t S ifi

Use existing tools and knowledge

Reduce Engineering

Instrument Specific and knowledge

Make it SimpleMake it Simple

• Same people & skill setSame people & skill setSimilar work flow to 4-20mACalibration procedure

Connect wire

Connect HHT

Set Range

LoopTest

4-20mA Device Commissioning

Calibration procedureInstrument configuration Handheld and system

wire HHT Range Test

WirelessHART Device Commissioning

Powerup

Connect HHT

SetJoin

LoopTest

g

Device Commissioning Work Flow is Similar

SummarySummary

• HART is the ideal basis for aHART is the ideal basis for a wireless instrument network

Industry standardBased upon standards30,000,000 installed devices

• WirelessHART addressesWirelessHART addresses Users’ concerns

ReliableSec re

It is HART at the core•Same Tools•Same InstrumentsSecure

Simple

• Backing of major vendors

Same Instruments•Same Know How•Same people

g j

WIRELESSHART HOST INTEGRATION

Host System CommunicationHost System Communication

• Industry Standard ProtocolsIndustry Standard ProtocolsEthernet• Modbus TCPIP• OPCOPC• FOUNDATION Fieldbus HSE• ProfiNet• Https• XML• VPN

Serial (RS232/RS485)• Modbus RTU• Profibus DP• HART/485

Host Data CapacityHost Data Capacity

• Serial Data CapacitySerial Data CapacityData telegram size may have a limit (244 bytes Profibus DP)Profibus DP)

• Controller I/O CapacityMay be based upon TAG limit or memory

• Gateway CapacityMay be designed forMay be designed for specific network size

Accessing Cyclic DataAccessing Cyclic Data

• Mapping PV to registers –Mapping PV to registersFunction blocks or modules

Wireless Cooperation Team - WCT

WirelessHART Mesh NetworkWirelessHART Mesh Network

Specifications in 2010

Accessing Data “On Demand”Accessing Data “On Demand”

Gateways may provide separatey y p pconnections for cyclic and acyclic data

HART configuration or asset management applications send requests to the device via theapplications send requests to the device via the gateway in an identical manner as it does today using a modem or multiplexer interface.

Summary Host IntegrationSummary - Host Integration

• Host integration• Host integrationUses standard high speed networks Map process data at the gateway C li d li i f tiCyclic and acyclic information available

PLANNING A SUCCESSFULPLANNING A SUCCESSFUL WIRELESS PROJECT WITH

WIRELESSHARTWIRELESSHART

Project Scopej pNetwork Planning

• Organize networks in the same way as wired instrumentsinstruments

By process unitBy plant area Usually within wireless range

• Typically less than ~250m

76

Project Scopej pPlant Infrastructure Assessment• Walk through of the

ers

area• Assume worst case

for planning• Traditional “site

” i t85

metsurvey” is not

required

Low obstructions – 150m

Line of Site – 225m

Medium Obstructions – 75m

High Obstructions – 30m

77

High Obstructions 30m

Network Planning – 3 Dimensional gEnvironment

Line of Sight orLow Obstructions

High ObstructionsWhere many instruments are locate

78

Device PlacementDesign a Network – Minimum 5 Devices

Place devices like wiredPlace devices like wired• Self-Organizing will adapt

wireless to process environmentPlan to install like wired• Plan to install like wired

Network Minimum of 5 devices• Based on experience• Less will work• Network becomes stronger with• Network becomes stronger with

more devices• Initial network is an investment

in future network

79

in future network

Device PlacementField Device Connectivity – Best Practice

• Each field device has atEach field device has at least 3 neighbors

The 3rd neighbor will act as a backup if one of the twoa backup if one of the two primary paths is obstructed or unavailable

D i t d 0 5• Devices mounted >0.5m from any vertical surface

• Devices mounted >1.5mDevices mounted 1.5m off the ground

Only 2 neighbors is okaybut not best practice

80

but not best practice

Device PlacementVertical Placement of Devices

• Omni-directional antennaOmni directional antennaRadiates the same power on any horizontal angle

L th 45◦• Less than 45Same distances as horizontal plane

• Rule of thumb<15m high – don’t worry about it!

81

Device PlacementIdentify Line Of Sight (LOS) Height

• Identify obstruction• Identify obstruction height

Most devices installed below this height

• Identify LOS heightLOS Height = ObstructionLOS Height Obstruction Height + 2mGateways and Repeaters get maximum range whenget maximum range when mounted at LOS Height

82

Device PlacementRepeaters

LT100

S-27Repeaters

Over or Around Obstacles

LT100

S-31

CYS-35

Line of Sight

LTS-26 LT

S-28

S 29

LT100

S-30

LT100

S-32

I-5

S-33

CY100

Medium Obstacles

E-11

E-15E-16

E-18Building 1

LT101 100 LT

100

S-29

WirelessHART Network Gateway

CY200

S-36High Obstacles

83

200High Obstacles

Device PlacementGateway Location

• Three OptionsThree OptionsEasiest for IntegrationCenter of Initial NetworkCenter of Process UnitCenter of Process Unit

• Rule of ThumbPlan for connection to 25% of devices communicate directly todevices communicate directly to gatewayEnsures ample connectivity and eliminates pinch points

84

Device PlacementNetwork Expansion

• Existing Network isExisting Network is Foundation for Scalability

Add new devices to perimeter of existing networkof existing networkAdd new devices to interior of existing networkSelf-organizing incorporates and expands without disruption

85

Device PlacementThis is a MESH network

• Don’t forget this is a meshDon t forget this is a mesh network

Instruments do not need to be within the range of thebe within the range of the gatewayThey just need to be close to another wirelessto another wireless instrument

86

Instrument Specification SheetpWired HART & WirelessHART

Optional Information:

Keys can be pre-programmed or entered in the field.

Keys can be changed after commissioning.

Device SpecificationpAdapter

88

Device Specification pGateway Specification

Wireless GatewaySheet

1 OF 1SPEC.NO. REV.

NO. BY DATE REVISION SPEC.NO. DATE

REQ. P.O.

FIELDBY CHK’D APPR.

TAG:

Wireless Protocol: WirelessHART □Wireless Protocol: WirelessHART □

Mounting: Flush □ Surface □ Rack □ Other □ ____________

Enclosure Class: General Purpose □ Weather Proof □ Explosion Proof □ Class ____

Operating Temperature Range: _________________

Power Supply: 117V 60Hz □ 220V 50Hz □ Other ac □ dc □ voltsPower Supply: 117V 60Hz □ 220V 50Hz □ Other ac □ dc □ ___ volts

Antenna Omni-directional □ Extended Range □ Remote co-ax cable connection □

Radio Power Minimum ___ Maximum ___

Wireless field device capacity ____ devices

Minimum device update rate ____ updates/second (per device)

Host Protocols Modbus RTU □ Modbus TCPIP □ Modbus data format: ______________

OPC □ Profibus DP □ FF HSE □Other □ ________________

Data Connections: RS485 □ RS232C □ Ethernet 10baseT □ Ethernet 100base-TX □

89

CommissioningCo ss o gCommissioning the Network• HART handheld or PCHART handheld or PC

tool will allow you to join instruments to the network

Overlapping networks will have different network IDs

• StepspInstall and power GatewayInstall devices one by one• Begin with closest to theBegin with closest to the

gateway

STAR P i t t P i t C i

90

STAR or Point-to-Point Communica

CommissioningCommissioningCommissioning a WirelessHART Device• StepsSteps

Install or activate the device’s power sourceEnter the Network IDEnter the Network IDEnter the Network Join KeySet the refresh (update) rateVerify the device has joined the network • At the device using a

handheld or other tool• At the gateway

91

CommissioninggVerify Device & Network Configuration• Verify Device OperationVerify Device Operation

Check device TAGCheck device engineering unitsCheck PV Update rate

TT-105Deg CCheck PV Update rate

Check battery voltage• Verify Gateway

Check for minimum of 5 direct

4 sec8.75 vdc

Check for minimum of 5 direct connectionsCheck for 25% of devices with direct connections in large gnetworks

• <10% add repeaters if necessary

92

CommissioninggVerify Network Operation

• After all devices haveAfter all devices have been commissioned

Allow time for the network to optimize (>4 hours)optimize (>4 hours)Check each device for at least 3 neighborsCheck path stability• 60% minimum• Increasing the elevation of

th t tthe antenna can correct many situations

• Add repeater if necessary

93

DocumentationDocumentationWireless Symbols

Wi l Fi ld D iAdapter with loop powered device

TT105

TE105

Wireless Field DeviceTT105

YO105

p p p

TT YO

Adapter Powering 4-20 device

Gateway Repeater

TT105

YO105

YG5202

Repeater

Network IDYA

5202-2

94

“Y”, “G”, “A” and “O” are User Defined symbols

Documentation

• Gateway

Loop Diagram

• Gateway• Field Device with External

Sensing Element (RTD)g ( )• Self-contained Field Device• Analog Field Device with g

Adapter

Planning a WirelessHART Projectg jSummary

• Segment your network like you Seg e you e o e youwould remote I/O

• Assess the potential communication rangesg

• Determine gateway and device locations

• Place repeaters if neededPlace repeaters if needed• Documentation• Commission and let network

stabilizeIEC Approved Standard (IEC 62591Ed. 1.0)

stabilize• Establish security procedures

96

USING WIRELESSHART TECHNOLOGY IN

PROCESS INDUSTRIESPROCESS INDUSTRIES

SUMMARY

Today you discoveredToday you discovered….

• What WirelessHARTcan do for youWh i l l ti b• Where wireless solutions can be applied

• How WirelessHART co-exists withHow WirelessHART co exists with other networks

• How Security and Reliability is dd daddressed

• How to plan a wireless project

Now You KnowNow You Know ….

• Why we say WirelessHART isWhy we say WirelessHART isSimpleReliable Secure

• That WirelessHART is designed by and for process monitoring and control applicationsprocess monitoring and control applications

• WirelessHART can be applied to all process industries and to many demanding applicationsindustries and to many demanding applications

• That it can be used to keep YOUR plant competitive!

Now You Also KnowNow You Also Know ….

• The wiring topologies are flexible either STAR• The wiring topologies are flexible – either STAR, MESH or a combination

• Can significantly reduce installation cost to addCan significantly reduce installation cost to add additional measurements

• Have many power and power saving optionsHave many power and power saving options including line power, battery or scavenged power

• Is supported by most of the leading supplierspp y g pp• Is based on approved international standards• And, It Is Available Today!And, It Is Available Today!

Attributes of WirelessHART SummaryAttributes of WirelessHART - Summary

Attributes WirelessHART

Backward Compatibility – with 30 M installed devicesDesigned by and for the Process Industry

Can be used in Hazardous AreasCan be used in Hazardous Areas

Star & mesh wiring topologies

Monitoring AND Control Applications

Security - Built –in Always OnSecurity Built in, Always On

Attributes of WirelessHART SummaryAttributes of WirelessHART - Summary

Attributes WirelessHARTAttributes WirelessHART

International & Industry Standards

Number of Devices / network > 10,000

Adaptor to use on existing HART deviceAdaptor to use on existing HART device

Reliable

Secure

Simplep

QUESTIONS AND THANK YOUQUESTIONS AND THANK YOU

Documents

Using Wireless Hart Technology