Data Sheet (DMM4020-A1)Table of ContentsDMM4020 Users Manual1Warranty3Table of Contents5List of Tables9List of Figures111. Introduction and Specifications13General Safety Summary15To Avoid Fire or Personal Injury15Symbols and Terms18Safety and Electrical Symbols18Description of IEC 61010 Measurement Categories19Compliance Information20EMC ComplianceThe DMM4020 was evaluated using an M2 CDN with the instrument chassis referenced to earth ground.20EC Declaration of Conformity—EMC20Australia / New Zealand Declaration of Conformity – EMC21Safety Compliance21EC Declaration of Conformity – Low Voltage21U.S Nationally Recognized Testing Laboratory Listing21Canadian Certification21Additional Compliances21Equipment Type21Safety Class21Pollution Degree Description21Pollution Degree22Measurement Overvoltage Categories22Environmental Considerations22Product End-of-Life Handling22Equipment Recycling22Restriction of Hazardous Substances22Introduction23User Documentation24About this Manual24Instrument Security Procedures25Volatile Memory25Non Volatile Memory25Options and Accessories26General Specifications26Voltage26Dimensions26Display27Environment27Triggering27Math Functions27Electrical27Remote Interfaces27Warranty27Electrical Specifications28DC Voltage Specifications28AC Voltage Specifications29Resistance30DC Current30AC Current31Frequency32Continuity32Diode Test322. Preparing the Meter for Operation33Introduction35Unpacking and Inspecting the Meter35Storing and Shipping the Meter35Power Considerations35Selecting the Line Voltage36Replacing the Fuses36Line-Power Fuse36Current-Input Fuses37Connecting to Line Power39Turning Power On39Adjusting the Bail40Installing the Meter into an Equipment Rack41Cleaning the Meter41Fluke 45 Emulation Mode42Illuminating All Display Segments423. Operating the Meter from the Front Panel43Introduction45Dual Display48Primary Display48Secondary Display48Rear Panel50Adjusting Meter Range51Selecting a Measurement Rate51Selecting a Measurement Function51Measuring Voltage51Measuring Frequency52Frequency Ranging52Measuring Resistance522-Wire Resistance Measurement534-Wire Resistance Measurement54Measuring Current55Automatic Input Terminal Detection56Diode / Continuity Testing56Making a Triggered Measurement58Setting the Trigger Mode58Connecting to an External Trigger58Selecting a Function Modifier60Relative Readings Modifier (REL)60Decibels and Auto Power Modifier60Touch Hold Function (HOLD)61Minimum / Maximum Modifier (MIN MAX)62Using the Function Modifiers in Combination63Second Level Operations (Using the SHIFT Button)63Compare Function (COMP)64Setting the Compare Range64Using the Compare Function64List and Number Editors64Using the List Editor65Using the Number Editor65Function Keys S1 – S666Power-Up Configuration67Calibration674. Operating the Meter Using the Computer Interface69Introduction71Local and Remote Operations71Computer Interfaces71Preparing the Meter for Operations via the RS-232 Interface71Setting Communication Parameters (RS-232)71RS-232 Print-Only Mode72Cabling the Meter to a Host or Printer (RS-232)73Character Echoing and Deletion74Device Clear Using ^C (CNTRL C)74RS-232 Prompts74Getting Started with an Installation Test74Installation Test for RS-232 Operation74If Test Fails75How the Meter Processes Input75Input Strings75Input Terminators75Sending Numeric Values to the Meter76Sending Command Strings to the Meter76How the Meter Processes Output76Triggering Output77External Triggering from the Front Panel77Setting the Trigger Type Configuration78External Trigger via the Computer Interface78Status Registers79Event Status and Event Status Enable Registers80Status Byte Register82Reading the Status Byte Register83Computer Interface Command Set83Common Commands84Function Commands and Queries85Function Modifier Commands and Queries87Range and Measurement Rate Commands and Queries89Measurement Queries91Compare Commands and Queries92Trigger Configuration Commands92Miscellaneous Commands and Queries93RS-232 Remote / Local Configurations94RS-232 Save / Recall System Configurations94Sample Program Using the RS-232 Computer Interface94Appendices97Applications972X4 Test Leads97Index109Size: 1.92 MBPages: 110Language: EnglishOpen manual
