Wi l i P M f t iWi l i P M f t iWireless in Process Manufacturing:Making Progress,

with More on the Way

Wireless in Process Manufacturing:Making Progress,

with More on the Waywith More on the Waywith More on the Way

Harry ForbesSenior Analyst

ARC Advisory Groupy pHForbes@ARCweb.com

AgendaAgenda

2007 ARC Best Practices Research2007 ARC Best Practices Research

Why Multiple Technologies?

Current trends, leading applications

2© ARC Advisory Group

Industrial Wireless ProductsMust Find a “Sweet Spot”Industrial Wireless ProductsMust Find a “Sweet Spot”

RadioTechnology

and interference

End UserRequirements

ISM RFBand vs.li d

interference rejection

Requirements

ApplicationRequirements(d t t l t

Device PowerSupply

licensed

N t k L U f l

(data rate, latency, range, etc.)

NetworkProtocols

Network Industrial

Long Useful Life

Topology Environment

No single wireless technology solution

10© ARC Advisory Group

No single wireless technology solutionmeets all requirements of all applications!

Industrial Wireless Solutions Require Many Design Decisions Industrial Wireless Solutions Require Many Design Decisions

Radio Variables

Signaling Range

(meters)

PAN 1-30m

LAN 10-100m

MAN 100-5,000m

WAN 5,000-20,000m

Data Rate

(kbps) 102 103 104 105 106

Power Supply Self-contained or Rechargeable Mains power replaceable battery (low power)

battery(low power)

(high power)

Radio Spectrum Unlicensed Sub-1GHz

Unlicensed 2.4Ghz

Licensed

Modulation Analog Digital Spread Spectrum FHSS

Spread Spectrum DSSS

Application Variables

Industrial locations

Protected Higher IP ratings(moisture, dust)

Hazardous location certification

Data Sampling Rates

1 Hz 10 Hz 100 Hz 1000 Hz

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(Hz)

Synchronization Required

1 sec 1 mSec 1 µSec

Industrial Wireless Solutions Design Decisions -- Field TransmittersIndustrial Wireless Solutions Design Decisions -- Field Transmitters

Radio Variables

Signaling Range

(meters)

PAN 1-30m

LAN 10-100m

MAN 100-5,000m

WAN 5,000-20,000m

Data Rate

(kbps) 102 103 104 105 106

Power Supply Self-contained or Rechargeable Mains power replaceable battery (low power)

battery(low power)

(high power)

Radio Spectrum Unlicensed Sub-1GHz

Unlicensed 2.4Ghz

Licensed

Modulation Analog Digital Spread Spectrum FHSS

Spread Spectrum DSSS

Application Variables

Industrial locations

Protected Higher IP ratings(moisture, dust)

Hazardous location certification

Data Sampling Rates

1 Hz 10 Hz 100 Hz 1000 Hz

14© ARC Advisory Group

(Hz)

Synchronization Required

1 sec 1 mSec 1 µSec

Trend:Focus on extreme low-power operationTrend:Focus on extreme low-power operation

New wireless sensor semiconductor ventures focused on low power operationp p• 2007 GreenPeak Technologies

• IEEE 802.15.4 (ZigBee) chips, modulesOptimized for low power• Optimized for low power

• 2006 Gainspan Corporation • IEEE 802.11 (Wi-Fi) chips • Optimized for low power

• Existing SoC products reduce power• Dust Networks

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• Ember• TI

Less Power Needed by New Radio Modules Less Power Needed by New Radio Modules

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Trend:Self-Powered Wireless Sensor NodesTrend:Self-Powered Wireless Sensor Nodes

RadioSuper-capacitor

Micro-controller

Radio

Power Conditioning

Super-capacitor

PMGVibration Energy Micro-generator

Sensors

Commercialized 10/2007 (Bently Nevada wSIM)

g

(Bently Nevada wSIM)Power supplies are ATEX certified

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Wireless Field SensingWireless Field Sensing

Commercial products since 2003Longer lifeMore reliable communicationBetter securitySoon standards-based• IEEE 802.15.4• HART V.7 (WirelessHART)

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• ISA SP100

Wireless Condition Monitoring - FutureWireless Condition Monitoring - Future

Sensors include energy harvestingL i t ll ti tLow installation costData capture can be fully automatedData analysis can be fully automatedData analysis can be fully automatedWill extend monitoring toimportant plant assetsp pCan be installed on existingplant assetsRequires networkinfrastructure

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Summary: Things To RememberSummary: Things To Remember

Wireless can yield huge value, but not without effortbut not without effort

Process plants will always use many different forms of wireless

Wireless product introductions will continue to acceleratewill continue to accelerate

31© ARC Advisory Group

Thank You.Thank You.For more information, contact the author at

HForbes@ARCweb.com or visitwww arcweb com

32© ARC Advisory Group

www.arcweb.com