Fluke 1502A - page 6

Tables

Table1 International Electrical Symbols . . . . . . . . . . . . . . . . . . . . . 1

Table 2 Matching Certificate Values to 1502A ITS-90 Coefficients. . . . . . . 18

Table 3 Setting CoefficientsRtpw, a8, b8, a4, and b4 . . . . . . . . . . . . . . 19

Table 4 Setting CoefficientsRtpw, a5, and b5 . . . . . . . . . . . . . . . . . . 19

Table 5 Setting Coefficients R(273.16), a6, b6, c6, and d . . . . . . . . . . . . 20

Table 6 Command List. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

Table 6 Command List Continued. . . . . . . . . . . . . . . . . . . . . . . . 28

Contents

Main Rev. 722101 Table of Contents 7 Digital Communications Interface . . . . . . . . . . . . . . . 23 ii 7.3 Remote Commands . . . . . . . . . . . . . . . . . . . . . . . . . 26 8 Calibration Procedure . . . . . . . . . . . . . . . . . . . . . . 35 Page Page 1 Before You Start 1.1 Symbols Used 1.2 Safety Information 1.2.1 Warnings 1.2.2 Cautions 1.3 Authorized Service Centers Page 2 Introduction 3 Specifications and Environmental Conditions 3.1 Specifications 9 3 Specifications and Environmental Conditions Specifications 3.2 Environmental Conditions 4 Quick Start 4.1 Unpacking 4.2 Power 4.3 Connecting the Probe Page 5 Parts and Controls 5.1 Front Panel Buttons 84.981 C 5.2 Rear Panel l 6 General Operation 6.1 Selecting Units 6.2 Parameter Menus 6.3 Menu Lockout Page 6.4 Selecting the Probe Characterization E -04 6.4.3 ITS-90 PRT and Coefficients Page [] () [] 6.4.4 Callendar-VanDusen (RTD) Conversion The RTDconversion uses the Callendar-VanDusen equation: 6.4.5 IPTS-68 Conversion A4 +4.336079 E -04 6.5 Filtering 6.6 Setting the Current 6.7 Power Saver 7 Digital Communications Interface 7.1 Serial Interface 7.1.1 Setting the Baud Rate 7.1.2 Automatic Transmission of Measurements 7.1.3 Time Stamp and System Clock 7.1.4 Duplex Mode and Linefeed 7.2 GPIB Interface 7.2.1 Setting the Address 7.2.2 Setting the Termination Character 7.2.3 Time Stamp 7.3 Remote Commands 7.3.1 Measurement Commands 27 7 Digital Communications Interface Remote Commands Table 6 Command List Page 7.3.2 Probe Characterization Commands 7.3.3 Sample Commands 7.3.4 Communication Commands 7.3.5 Calibration Commands 7.3.6 Other Commands Page 8 Calibration Procedure 8.1 Accessing the Calibration Parameters 8.2 Calibration Procedure 9 Maintenance 10 Troubleshooting 10.1 CE Comments 10.1.1 EMC Directive 10.1.2 Low Voltage Directive (Safety)