Safety Interlock Switches Owner's manual

    P/N50159Rev.F   5
Banner Engineering Corp. • Minneapolis, MN U.S.A
www.bannerengineering.com • Tel: [phone]
Machine Safety Switch: SI-LM40 Series Limit Switch Style
Periodic Checks
Safetyswitchesshouldbecheckedateachshiftchangeormachinesetupbya
designated person (seebelow)for:
1.Breakageoftheswitchbodyoractuator,
2.Goodalignmentandfullengagementoftheactuatorwiththereceptor,
3.Confirmationthatthesafetyswitchisnotbeingusedasanendstop,
4.Looseningoftheswitchoractuatormountinghardware,and
5.Verificationthatitisnotpossibletoreachanyhazardpointthroughanopenedguard
(oranyopening)beforehazardousmachinemotionhascompletelystopped.
Inaddition,aqualified personshouldcheckforthefollowingonaperiodicschedule,
determinedbytheuser,basedupontheseverityoftheoperatingenvironmentandthe
frequencyofswitchactuations:
1.Checkthewiringchamberforsignsofcontamination.
2.Checkthecontactsforsignsofdeteriorationordamage.
3.Inspecttheelectricalwiringforcontinuityanddamage.
4.Verifythatwiringconformstotheinstructionsonpage4ofthisdatasheet.
Adesignated personisidentifiedinwritingbytheemployerasbeingappropriatelytrained
toperformaspecifiedcheckoutprocedure.Aqualified personpossessesarecognized
degreeorcertificateorhasextensiveknowledge,training,andexperiencetobeableto
solveproblemsrelatingtothesafetyswitchinstallation(ANSIB30.2).
Repairs
Do not attempt any repairs to the switch. It contains no field-replaceable components.
Return the switch to the factory for warranty repair or replacement.
Ifiteverbecomesnecessarytoreturnaswitchtothefactory,pleasedothefollowing:
1.ContacttheBannerapplicationsengineeringdepartmentatthenumberoraddresslisted
onthebackcover.Theywillattempttotroubleshootthesystemfromyourdescription
oftheproblem.Iftheyconcludethatacomponentisdefective,theywillissueanRMA
(ReturnMerchandiseAuthorization)numberforyourpaperwork,andgiveyouthe
propershippingaddress.
2.Packtheswitchcarefully.Damagewhichoccursinshippingisnotcoveredbywarranty.