用户手册目录Table of Contents31 Before You Start 171.1 Symbols Used 171.2 Safety Information 281.2.1 Warnings 281.2.2 Cautions 391.3 Authorized Service Centers 4102 Introduction 7123 Specifications and Environmental Conditions 9133.1 Specifications 9133.2 Environmental Conditions 10144 Quick Start 11154.1 Unpacking 11154.2 Power 11154.3 Connecting the Probe 11155 Parts and Controls 13175.1 Front Panel Buttons 13175.2 Rear Panel 14186 General Operation 15196.1 Selecting Units 15196.2 Parameter Menus 15196.3 Menu Lockout 15196.4 Selecting the Probe Characterization 17216.4.1 Setting the Probe Characterization Type 17216.4.2 Setting the Characterization Coefficients 17216.4.3 ITS-90 PRT and Coefficients 18226.4.4 Callendar-Van Dusen (RTD) Conversion 20246.4.5 IPTS-68 Conversion 21256.4.5.1 Setting the Characterization Coefficients 21256.4.5.2 Testing the Coefficients 21256.5 Filtering 22266.6 Setting the Current 22266.7 Power Saver 22267 Digital Communications Interface 23277.1 Serial Interface 23277.1.1 Setting the Baud Rate 23277.1.2 Automatic Transmission of Measurements 24287.1.3 Time Stamp and System Clock 24287.1.4 Duplex Mode and Linefeed 25297.2 GPIB Interface 25297.2.1 Setting the Address 26307.2.2 Setting the Termination Character 26307.2.3 Time Stamp 26307.3 Remote Commands 26307.3.1 Measurement Commands 26307.3.1.1 Reading Temperature 28327.3.1.2 Automatically Transmitting Measurements 29337.3.1.3 Selecting the Unit of Measurement 29337.3.1.4 Enabling the Time Stamp 29337.3.1.5 Setting the Clock 29337.3.2 Probe Characterization Commands 29337.3.2.1 Selecting the Characterization 30347.3.2.2 Testing the Characterization 30347.3.3 Sample Commands 30347.3.3.1 Setting the Filter 31357.3.3.2 Setting the Probe Current 31357.3.3.3 Setting the Power Saver 31357.3.4 Communication Commands 31357.3.4.1 Setting the Duplex Mode 31357.3.4.2 Setting the Linefeed Option 31357.3.5 Calibration Commands 32367.3.5.1 Entering the Password 32367.3.5.2 Setting the Menu Lockout 32367.3.5.3 Setting the Calibration Coefficients 32367.3.5.4 Setting the Serial Number 32367.3.6 Other Commands 32367.3.6.1 Instrument Identification 32367.3.6.2 Reading a List of Commands 33378 Calibration Procedure 35388.1 Accessing the Calibration Parameters 35388.2 Calibration Procedure 36399 Maintenance 374010 Troubleshooting 394110.1 CE Comments 404210.1.1 EMC Directive 404210.1.1.1 Immunity Testing 414310.1.1.2 Emission Testing 414310.1.2 Low Voltage Directive (Safety) 4143Figures5Figure 1 Connecting a four-wire probe 1216Figure 2 1502A Front Panel 1317Figure 3 1502A Back Panel 1418Figure 4 Parameter Menu Structure 1620Figure 5 Serial Cable Wiring 2327Tables6Table1 International Electrical Symbols 17Table 2 Matching Certificate Values to 1502A ITS-90 Coefficients 1822Table 3 Setting Coefficients Rtpw, a8, b8, a4, and b4 1923Table 4 Setting Coefficients Rtpw, a5, and b5 1923Table 5 Setting Coefficients R(273.16), a6, b6, c6, and d 2024Table 6 Command List 2731Table 6 Command List Continued 2832文件大小： 420.6 KB页数： 43Language: English打开用户手册
用户手册目录Table of Contents31 Before You Start 171.1 Symbols Used 171.2 Safety Information 281.2.1 Warnings 281.2.2 Cautions 391.3 Authorized Service Centers 4102 Introduction 7123 Specifications and Environmental Conditions 9133.1 Specifications 9133.2 Environmental Conditions 10144 Quick Start 11154.1 Unpacking 11154.2 Power 11154.3 Connecting the Probe 11155 Parts and Controls 13175.1 Front Panel Buttons 13175.2 Rear Panel 14186 General Operation 15196.1 Selecting Units 15196.2 Parameter Menus 15196.3 Menu Lockout 15196.4 Selecting the Probe Characterization 17216.4.1 Setting the Probe Characterization Type 17216.4.2 Setting the Characterization Coefficients 17216.4.3 ITS-90 PRT and Coefficients 18226.4.4 Callendar-Van Dusen (RTD) Conversion 20246.4.5 IPTS-68 Conversion 21256.4.5.1 Setting the Characterization Coefficients 21256.4.5.2 Testing the Coefficients 21256.5 Filtering 22266.6 Setting the Current 22266.7 Power Saver 22267 Digital Communications Interface 23277.1 Serial Interface 23277.1.1 Setting the Baud Rate 23277.1.2 Automatic Transmission of Measurements 24287.1.3 Time Stamp and System Clock 24287.1.4 Duplex Mode and Linefeed 25297.2 GPIB Interface 25297.2.1 Setting the Address 26307.2.2 Setting the Termination Character 26307.2.3 Time Stamp 26307.3 Remote Commands 26307.3.1 Measurement Commands 26307.3.1.1 Reading Temperature 28327.3.1.2 Automatically Transmitting Measurements 29337.3.1.3 Selecting the Unit of Measurement 29337.3.1.4 Enabling the Time Stamp 29337.3.1.5 Setting the Clock 29337.3.2 Probe Characterization Commands 29337.3.2.1 Selecting the Characterization 30347.3.2.2 Testing the Characterization 30347.3.3 Sample Commands 30347.3.3.1 Setting the Filter 31357.3.3.2 Setting the Probe Current 31357.3.3.3 Setting the Power Saver 31357.3.4 Communication Commands 31357.3.4.1 Setting the Duplex Mode 31357.3.4.2 Setting the Linefeed Option 31357.3.5 Calibration Commands 32367.3.5.1 Entering the Password 32367.3.5.2 Setting the Menu Lockout 32367.3.5.3 Setting the Calibration Coefficients 32367.3.5.4 Setting the Serial Number 32367.3.6 Other Commands 32367.3.6.1 Instrument Identification 32367.3.6.2 Reading a List of Commands 33378 Calibration Procedure 35388.1 Accessing the Calibration Parameters 35388.2 Calibration Procedure 36399 Maintenance 374010 Troubleshooting 394110.1 CE Comments 404210.1.1 EMC Directive 404210.1.1.1 Immunity Testing 414310.1.1.2 Emission Testing 414310.1.2 Low Voltage Directive (Safety) 4143Figures5Figure 1 Connecting a four-wire probe 1216Figure 2 1502A Front Panel 1317Figure 3 1502A Back Panel 1418Figure 4 Parameter Menu Structure 1620Figure 5 Serial Cable Wiring 2327Tables6Table1 International Electrical Symbols 17Table 2 Matching Certificate Values to 1502A ITS-90 Coefficients 1822Table 3 Setting Coefficients Rtpw, a8, b8, a4, and b4 1923Table 4 Setting Coefficients Rtpw, a5, and b5 1923Table 5 Setting Coefficients R(273.16), a6, b6, c6, and d 2024Table 6 Command List 2731Table 6 Command List Continued 2832文件大小： 420.6 KB页数： 43Language: English打开用户手册
