Infromacion

®

Model 787

ProcessMeter™

Calibration Manual

PN 641891 May 1998 Rev. 1, 9/00
© 1998, 2000 Fluke Corporation, All rights reserved. Printed in USA All product names are trademarks of their respective companies.

Table of Contents
Title Introduction ......................................................................................................... Read First -- SafetyInformation ......................................................................... 787 Calibration Module .................................................................................. Warnings and Cautions ................................................................................... International Symbols......................................................................................... Required Equipment............................................................................................ Specifications ...................................................................................................... DC Volts ......................................................................................................... DC Millivolts.................................................................................................. AC Volts ......................................................................................................... AC Current ...................................................................................................... DC Current...................................................................................................... Ohms ............................................................................................................ Frequency Counter Accuracy.......................................................................... Frequency Counter Sensitivity........................................................................ Diode Test and Continuity Test...................................................................... DC Current Output.......................................................................................... General Specifications .................................................................................... Basic Maintenance .............................................................................................. Cleaning the 787 ProcessMeter and the787 Calibration Module .................. Replacing the Battery...................................................................................... Checking and Replacing Fuses ....................................................................... Verification Tests ................................................................................................ Computer-AutomatedVerification Test Procedures ...................................... Preparing to Perform the Verifications Tests ................................................. Loop Power Test ............................................................................................. Current Sourcing Test ..................................................................................... Current MeasurementTest.............................................................................. Checking the Diode Test Function ................................................................. Checking the Continuity Test Function .......................................................... Resistance Measurement Test......................................................................... DC Millivolts MeasurementTest ................................................................... DC Volts Measurement Tests ......................................................................... AC Volts Measurement Test........................................................................... Frequency Measurement Test ......................................................................... Calibration...