Bird-technologies 8141 Manuel d'utilisateur

INSTRUCTION BOOKOPERATING INSTRUCTIONSTERMLINE®LOAD RESISTORMODELS 8141 & 8141-010© Copyright 1998 by Bird Electronic CorporationInstruction Book

viiiBird Model 8141 Termaline Load Resistor

Chapter 1IntroductionGeneral This instruction book is intended for use by operators of theModels 8141 and 8141-010 Termaline Load Resistor.This chapte

Power andUtilityRequirementsOther than the RF power input the Models 8141 and 8141-010 has no need for an external source of power or utilityservices.

Chapter 2Theory Of OperationGeneral The Models 8141 and 8141-010 Termaline Load Resistorconsists essentially of a cylindrical film type resistor im-me

4Bird Model 8141 Termaline Load Resistor

Chapter 3InstallationGeneral Position the Model 8141 and 8141-010 Termaline Load Re-sistor to provide at least six inches of unobstructed spacearound

6Bird Model 8141 Termaline Load Resistor

Chapter 4Operating InstructionsStart-up Connect the Models 8141 and 8141-010 Termaline Load Re-sistor to the transmitting equipment under test with 50

EmergencyShutdownWARNINGNever attempt to disconnect RF equipment from thetransmission line while RF power is being applied.Leaking RF energy is a pote

Chapter 5MaintenanceTroubleshootingFor corrections requiring repair or replacement of compo-nents, refer to the appropriate section for your specificm

InspectionWith the rugged and simple construction of loads, periodicinspection will be necessary at only about six month inter-vals. Inspection should

with an accuracy of one percent or better at 50 ohms for thispurpose.If the load is used frequently, daily to weekly, it would bewise to check the res

c. Remove the diaphragm cover and liftthe diaphragm from the back end ofthe radiator tank. The diaphragmshould be soft and pliable. If it is hardor sh

b. Press the cup-like swelling in the cen-ter of the diaphragm down into thetank to remove the trapped air bubble.To allow the air to escape, pry the

Sales OfficesFor the location of the sales office nearest you, give us a callor visit our Web site athttp://www.bird-electronic.comStorage No special

15DECLARATION OF CONFORMITYManufacturer: Bird Electronic Corporation30303 Aurora RoadCleveland, Ohio 44139-2794Product: TERMALINE LOAD RESISTORModels:

16Limited WarrantyAll products manufactured by Seller are warranted to be free from defects inmaterial and workmanship for a period of one (1) year, u

Safety PrecautionsThe following are general safety precautions that are not necessarily relatedto any specific part or procedure and do not necessaril

Safety SymbolsWARNINGWarning notes call attention to a procedure, which if not performedcorrectly, could result in personal injury.CAUTIONCaution note

Caution StatementsThe following equipment cautions appear in the text whenever the equipmentis in danger of damage and are repeated here for emphasis.

SERVICESERVICING INSTRUCTIONS ARE FOR USE BY SERV-ICE - TRAINED PERSONNEL ONLY. TO AVOID DAN-GEROUS ELECTRIC SHOCK, DO NOT PERFORM ANYSERVICING UNLESS

About This ManualThis instruction book covers the models 8141 and 8141-010 Termaline LoadResistor.This instruction book is arranged so that essential

Table Of ContentsSafety Precautions ...iSafety Symbols ...iiWarning Statements ...iiCaution Sta

Shutdown .......7Emergency Shutdown ......8Maintenance .......9Troubleshooting.......