用户手册 — Tektronix DMM4020 Digital-Multimeter, DMM, VFD-Multiple segment, 20000 counts CAT II 600 V

目录

• DMM4020 Users Manual

  1
  • Warranty

    3
  • Table of Contents

    5
  • List of Tables

    9
  • List of Figures

    11
• 1. Introduction and Specifications

  13
  • General Safety Summary

    15
  • To Avoid Fire or Personal Injury

    15
  • Symbols and Terms

    18
  • Safety and Electrical Symbols

    18
  • Description of IEC 61010 Measurement Categories

    19
  • Compliance Information

    20
    • EMC ComplianceThe DMM4020 was evaluated using an M2 CDN with the instrument chassis referenced to earth ground.

      20
      • EC Declaration of Conformity—EMC

        20
      • Australia / New Zealand Declaration of Conformity – EMC

        21
    • Safety Compliance

      21
      • EC Declaration of Conformity – Low Voltage

        21
      • U.S Nationally Recognized Testing Laboratory Listing

        21
      • Canadian Certification

        21
      • Additional Compliances

        21
      • Equipment Type

        21
      • Safety Class

        21
      • Pollution Degree Description

        21
      • Pollution Degree

        22
      • Measurement Overvoltage Categories

        22
  • Environmental Considerations

    22
    • Product End-of-Life Handling

      22
      • Equipment Recycling

        22
      • Restriction of Hazardous Substances

        22
  • Introduction

    23
  • User Documentation

    24
  • About this Manual

    24
  • Instrument Security Procedures

    25
    • Volatile Memory

      25
    • Non Volatile Memory

      25
  • Options and Accessories

    26
  • General Specifications

    26
    • Voltage

      26
    • Dimensions

      26
    • Display

      27
    • Environment

      27
    • Triggering

      27
    • Math Functions

      27
    • Electrical

      27
    • Remote Interfaces

      27
    • Warranty

      27
  • Electrical Specifications

    28
    • DC Voltage Specifications

      28
    • AC Voltage Specifications

      29
    • Resistance

      30
    • DC Current

      30
    • AC Current

      31
    • Frequency

      32
    • Continuity

      32
    • Diode Test

      32
• 2. Preparing the Meter for Operation

  33
  • Introduction

    35
  • Unpacking and Inspecting the Meter

    35
  • Storing and Shipping the Meter

    35
  • Power Considerations

    35
    • Selecting the Line Voltage

      36
    • Replacing the Fuses

      36
      • Line-Power Fuse

        36
      • Current-Input Fuses

        37
  • Connecting to Line Power

    39
  • Turning Power On

    39
  • Adjusting the Bail

    40
  • Installing the Meter into an Equipment Rack

    41
  • Cleaning the Meter

    41
  • Fluke 45 Emulation Mode

    42
  • Illuminating All Display Segments

    42
• 3. Operating the Meter from the Front Panel

  43
  • Introduction

    45
  • Dual Display

    48
    • Primary Display

      48
    • Secondary Display

      48
  • Rear Panel

    50
  • Adjusting Meter Range

    51
  • Selecting a Measurement Rate

    51
  • Selecting a Measurement Function

    51
    • Measuring Voltage

      51
    • Measuring Frequency

      52
    • Frequency Ranging

      52
    • Measuring Resistance

      52
      • 2-Wire Resistance Measurement

        53
      • 4-Wire Resistance Measurement

        54
    • Measuring Current

      55
    • Automatic Input Terminal Detection

      56
    • Diode / Continuity Testing

      56
    • Making a Triggered Measurement

      58
      • Setting the Trigger Mode

        58
      • Connecting to an External Trigger

        58
    • Selecting a Function Modifier

      60
      • Relative Readings Modifier (REL)

        60
      • Decibels and Auto Power Modifier

        60
      • Touch Hold Function (HOLD)

        61
      • Minimum / Maximum Modifier (MIN MAX)

        62
      • Using the Function Modifiers in Combination

        63
      • Second Level Operations (Using the SHIFT Button)

        63
  • Compare Function (COMP)

    64
    • Setting the Compare Range

      64
    • Using the Compare Function

      64
  • List and Number Editors

    64
    • Using the List Editor

      65
    • Using the Number Editor

      65
  • Function Keys S1 – S6

    66
  • Power-Up Configuration

    67
  • Calibration

    67
• 4. Operating the Meter Using the Computer Interface

  69
  • Introduction

    71
    • Local and Remote Operations

      71
    • Computer Interfaces

      71
  • Preparing the Meter for Operations via the RS-232 Interface

    71
    • Setting Communication Parameters (RS-232)

      71
    • RS-232 Print-Only Mode

      72
    • Cabling the Meter to a Host or Printer (RS-232)

      73
    • Character Echoing and Deletion

      74
    • Device Clear Using ^C (CNTRL C)

      74
    • RS-232 Prompts

      74
  • Getting Started with an Installation Test

    74
    • Installation Test for RS-232 Operation

      74
    • If Test Fails

      75
  • How the Meter Processes Input

    75
    • Input Strings

      75
    • Input Terminators

      75
    • Sending Numeric Values to the Meter

      76
    • Sending Command Strings to the Meter

      76
  • How the Meter Processes Output

    76
  • Triggering Output

    77
    • External Triggering from the Front Panel

      77
    • Setting the Trigger Type Configuration

      78
    • External Trigger via the Computer Interface

      78
  • Status Registers

    79
    • Event Status and Event Status Enable Registers

      80
    • Status Byte Register

      82
    • Reading the Status Byte Register

      83
  • Computer Interface Command Set

    83
    • Common Commands

      84
    • Function Commands and Queries

      85
    • Function Modifier Commands and Queries

      87
    • Range and Measurement Rate Commands and Queries

      89
    • Measurement Queries

      91
    • Compare Commands and Queries

      92
    • Trigger Configuration Commands

      92
    • Miscellaneous Commands and Queries

      93
    • RS-232 Remote / Local Configurations

      94
    • RS-232 Save / Recall System Configurations

      94
  • Sample Program Using the RS-232 Computer Interface

    94
• Appendices

  97
  • Applications

    97
  • 2X4 Test Leads

    97
• Index

  109