Wireless in Process Manufacturing: Making Progress, with More on the Way
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Transcript of Wireless in Process Manufacturing: Making Progress, with More on the Way
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 [email protected]
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
12© ARC Advisory Group
(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
19© ARC Advisory Group
• Ember• TI
Less Power Needed by New Radio Modules Less Power Needed by New Radio Modules
20© ARC Advisory Group
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
21© ARC Advisory Group
Wireless Field SensingWireless Field Sensing
Commercial products since 2003Longer lifeMore reliable communicationBetter securitySoon standards-based• IEEE 802.15.4• HART V.7 (WirelessHART)
24© ARC Advisory Group
• 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
27© ARC Advisory Group
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
[email protected] or visitwww arcweb com
32© ARC Advisory Group
www.arcweb.com