Agilent Technologies E1364A service manual Example DC Isolation Test

Page 31

Example: DC Isolation Test

This example performs the DC Isolation Test for Normally Open and Normally Closed channels to both Common and chassis (earth ground).

10 !RE-STORE "DC_ISOL"

20ASSIGN @Switch TO 70915

30ASSIGN @Dmm TO 722

40!

50OUTPUT @Dmm;"PRESET NORM;TRIG HOLD"

60OUTPUT @Dmm;"FUNC OHM;RANGE 1E9"

70!

80!---------------NORMALLY OPEN TO COMMON---------------

90DISP "Connect DMM HI and LO to E1364A NO and C lines"

100PAUSE

110DISP

120!

130OUTPUT @Switch;"*RST" !Open all NO contacts

140WAIT 1

150OUTPUT @Dmm;"TRIG SGL"

160ENTER @Dmm;Rdg

170!

180PRINT "DC Isolation -- Normally Open Channels to Common"

190PRINT "R = "&VAL$(Rdg)

200PRINT

210!

220!---------------NORMALLY CLOSED TO COMMON---------------

230DISP "Connect DMM HI and LO to E1364A NC and C lines"

240PAUSE

250DISP

260!

270OUTPUT @Switch;"CLOS (@100:115)" !Open all NC contacts

280WAIT 1

290OUTPUT @Dmm;"TRIG SGL"

300ENTER @Dmm;Rdg

310!

320PRINT "DC Isolation -- Normally Closed Channels to Common"

330PRINT "R = "&VAL$(Rdg)

340PRINT

350!

360!---------------NORMALLY OPEN TO CHASSIS---------------

370DISP "Connect DMM HI and LO to E1364A NO line and mainframe chassis"

380PAUSE

390DISP

400!

Continued on Next Page

Chapter 2

Verification Tests 31

Image 31

Contents Serial Numbers Agilent E1364A Channel Form C Switch ModulePage Contents Appendix B. Backdating Information Exclusive Remedies WarrantyLimitation Of Warranty CertificationDocumentation History Safety SymbolsModel Number Manufacturer’s NameManufacturer’s Address Declares, that the product Product NamePage Page Page Introduction Agilent E1364A Form C Switch ModuleGeneral Information Chapter Safety ConsiderationsChapter General Information Initial Incoming Inspection Guidelines Inspection/ShippingPackaging/Shipping Guidelines Temperature Humidity Switch DescriptionEnvironment Requirements Recommended Model Use Recommended Test EquipmentGeneral Information Chapter Verification Tests Operation Verification Functional VerificationPerformance Verification 1a. Agilent E1364A Test Fixture Schematic1b. Agilent E1364A Test Fixture Test 2-1 Closed-Channel Resistance Test Normally Closed Resistance Test Next 530 540 END Test 2-2 DC Isolation Test Normally Closed to Chassis 1. Hardware Connections DC Isolation Test NC Channels to Chassis Example DC Isolation Test Verification Tests Chapter Test Accuracy Ratio TAR Performance Test RecordPerformance Test Record for the E1364A Switch Module Page 1 Performance Test Record for the E1364A Switch Module Page 2 Maximum Uncert Test Measured Description MinimumTest Measured Description Minimum Reading Maximum Uncert Performance Test Record for the E1364A Switch Module Page 4Verification Tests Chapter Part Qty Part Description Replaceable Parts ListsNumber Replaceable Parts Chapter E1364A Terminal Block Replaceable Parts Replaceable Parts Chapter Service Identifying the Problem Troubleshooting TechniquesE1364A Tests/Checks Test/Check Reference Designator Testing the AssemblyESD Precautions Repair and Maintenance GuidelinesFunctional Verification Test Verification Tests C ProgramsExample Closed Channel Resistance Test Performance Verification TestsClose instrument session Example DC Isolation Test Iclose dm Example C Programs Appendix a Reference Part Qty Part Description Designator Number Replaceable Parts ListQty Part Description Part NumberAgilent E1364A Reference Designators Figure B-1. E1364A Component Assembly Parts Figure B-2. E1364A Terminal Module Replaceable Parts Page Page Copyright Agilent Technologies, Inc