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ESG Strap™ ESG Strap™ Grounding Grounding SolutionsSolutions
Presentation by: Electro Static Presentation by: Electro Static TechnologyTechnology
Copyright © 2002 Electro Static Technology
IntroductionIntroduction
Electrostatic charges will cause a variety Electrostatic charges will cause a variety of failures in electronic equipment due to of failures in electronic equipment due to electrostatic forces and electrostatic electrostatic forces and electrostatic discharge.discharge.
This presentation will cover the problems This presentation will cover the problems created by electrostatic charges along created by electrostatic charges along with cost effective solutions. with cost effective solutions.
Copyright © 2002 Electro Static Technology
Electrostatic ForcesElectrostatic Forces
Charged surfaces will attract or repel Charged surfaces will attract or repel other charged surfaces due to other charged surfaces due to electrostatic forces. electrostatic forces.
The effects of electrostatic forces are:The effects of electrostatic forces are:– Material handling problemsMaterial handling problems– Contamination problemsContamination problems
Copyright © 2002 Electro Static Technology
Electrostatic Discharge Electrostatic Discharge
Static charges can build up to high Static charges can build up to high levels.levels.
An electrostatic discharge will result An electrostatic discharge will result when the electric field between a when the electric field between a charged surface and another part charged surface and another part inside a machine exceeds the inside a machine exceeds the breakdown strength of air. breakdown strength of air.
The breakdown strength of air is 3000 The breakdown strength of air is 3000 volts per millimeter. volts per millimeter.
Copyright © 2002 Electro Static Technology
Electrostatic DischargeElectrostatic Discharge
The effects of electrostatic discharge The effects of electrostatic discharge are: are: – Electric shock to personnel (mild to Electric shock to personnel (mild to
severe)severe)– Permanent damage to circuit componentsPermanent damage to circuit components– Damage to interface displays (LED, LCD)Damage to interface displays (LED, LCD)– Damage to print headsDamage to print heads– Latent damage to semiconductor junctionsLatent damage to semiconductor junctions
Copyright © 2002 Electro Static Technology
Electro Magnetic Electro Magnetic InterferenceInterference
An electrostatic discharge will create a An electrostatic discharge will create a pulse of Electro-Magnetic Interference.pulse of Electro-Magnetic Interference.
Electro-Magnetic pulses will interfere with Electro-Magnetic pulses will interfere with data streams and microprocessor data streams and microprocessor operation.operation.
Electro-Magnetic Interference will also Electro-Magnetic Interference will also affect other electronics in the vicinity of affect other electronics in the vicinity of the discharge.the discharge.
Copyright © 2002 Electro Static Technology
Electrostatic Grounding Electrostatic Grounding SolutionsSolutions
Traditional grounding methods.Traditional grounding methods.
Electrostatic Grounding Strap.Electrostatic Grounding Strap.
Copyright © 2002 Electro Static Technology
Metallic Grounding Metallic Grounding StrapsStraps
Traditional grounding straps are made of Traditional grounding straps are made of solid, stranded, or braided wire conductors.solid, stranded, or braided wire conductors.
Wire grounding strap assemblies are Wire grounding strap assemblies are expensive to manufacture.expensive to manufacture.
Wire grounding strap assemblies are difficult Wire grounding strap assemblies are difficult to handle and install on an assembly line.to handle and install on an assembly line.
Metallic grounding straps can fatigue and Metallic grounding straps can fatigue and break if attached to articulating devices.break if attached to articulating devices.
Copyright © 2002 Electro Static Technology
Electrostatic Ground Electrostatic Ground StrapStrap
The ESG Strap™ is a one piece The ESG Strap™ is a one piece conductive film strip with mounting conductive film strip with mounting holes punched into each end.holes punched into each end.
The volume resistivity is 1 x 10The volume resistivity is 1 x 1066 ohm- ohm-cm.cm.
Electrostatic charges will drain to Electrostatic charges will drain to ground in a controlled manner.ground in a controlled manner.
The conductive film material is flexible The conductive film material is flexible and easy to route inside equipment.and easy to route inside equipment.
Copyright © 2002 Electro Static Technology
Electrostatic Ground Electrostatic Ground StrapStrap
Copyright © 2002 Electro Static Technology
Electrostatic Ground Electrostatic Ground StrapStrap
The ESG Strap will not fatigue and break The ESG Strap will not fatigue and break when attached to articulating devices.when attached to articulating devices.
The conductive film material is corrosion The conductive film material is corrosion resistant and will not oxidize in the resistant and will not oxidize in the presence of moisture.presence of moisture.
The ESG Strap is lightweight, durable, The ESG Strap is lightweight, durable, and easy to install on an assembly line.and easy to install on an assembly line.
Copyright © 2002 Electro Static Technology
Electrostatic Ground Electrostatic Ground StrapStrap
The ESG Strap is available in three The ESG Strap is available in three standard sizes:standard sizes:– 6mm wide for M2 and #2-56 screws6mm wide for M2 and #2-56 screws– 8mm wide for M3 and #4-40 screws8mm wide for M3 and #4-40 screws– 10mm wide for M4 and #6-32 screws10mm wide for M4 and #6-32 screws
The ESG Strap is available in any length The ESG Strap is available in any length from 25 millimeters to 1 meter.from 25 millimeters to 1 meter.
Copyright © 2002 Electro Static Technology
SafetySafety GroundsGrounds
The ESG Strap is not designed to be used as The ESG Strap is not designed to be used as a Safety Ground.a Safety Ground.
Follow the grounding requirements of the Follow the grounding requirements of the National Electrical Code if your application National Electrical Code if your application must be able to conduct uncontrolled must be able to conduct uncontrolled currents to ground.currents to ground.
Copyright © 2002 Electro Static Technology
SummarySummary
Electrostatic forces will cause many Electrostatic forces will cause many problems in electronic equipment.problems in electronic equipment.
Electrostatic discharge can damage Electrostatic discharge can damage electronics and hardware.electronics and hardware.
Electro-Magnetic pulses will interfere Electro-Magnetic pulses will interfere with microprocessors and data with microprocessors and data transmission.transmission.
The ESG Strap™ is a cost effective The ESG Strap™ is a cost effective solution to eliminating all of the above solution to eliminating all of the above problems. problems.
Copyright © 2002 Electro Static Technology
Contact InformationContact Information
For the best in electrostatic grounding For the best in electrostatic grounding solutions contact us today!solutions contact us today!
Immediate assistance for design, Immediate assistance for design, application, samples, or pricing is just a application, samples, or pricing is just a phone call, e-mail or fax away.phone call, e-mail or fax away.
Would an on-site technical presentation Would an on-site technical presentation be helpful? Contact us and lets discuss it.be helpful? Contact us and lets discuss it.
Direct personal assistance from both our Direct personal assistance from both our USA and Far East sales departments. USA and Far East sales departments.
Copyright © 2002 Electro Static Technology
USA Contact USA Contact InformationInformation
Address:Address: Electro Static TechnologyElectro Static Technology
31 Winterbrook Road31 Winterbrook Road
Mechanic Falls, Maine 04256Mechanic Falls, Maine 04256 Email: Email: [email protected]@est-static.com Phone:Phone: 207 998-5140207 998-5140 Fax:Fax: 207 998-5143 207 998-5143
Copyright © 2002 Electro Static Technology
Far East Contact Far East Contact InformationInformation
Address:Address: Electro Static Technology, JapanElectro Static Technology, Japan
1-2-4 Minatojima-Nakamachi, 1-2-4 Minatojima-Nakamachi, Chuo-ku,Chuo-ku,
Kobe, 650-0046 JapanKobe, 650-0046 Japan Email: Email: [email protected]@est-static.com Phone:Phone: 81-78-303-641381-78-303-6413 Fax:Fax: 81-78-303-4655 81-78-303-4655