Rigol DM3068 User's Guide

RIGOL User’s Guide DM3068 Digital Multimeter Oct. 2012 RIGOL Technologies, Inc.

RIGOL User’s Guide for DM3068 VIII Environmental Considerations The following symbol indicates that this product complies with the applicable Eur

RIGOL Chapter 2 Front Panel Operations User’s Guide for DM3068 2-58 measurement data.  PrtScn: save the current tendency graph under the root direc

Chapter 2 Front Panel Operations RIGOL User’s Guide for DM3068 2-59 Histogram The real-time histogram displays the distribution situation of the m

RIGOL Chapter 2 Front Panel Operations User’s Guide for DM3068 2-60 Trigger DM3068 provides four types of triggers: auto, single, external and level

Chapter 2 Front Panel Operations RIGOL User’s Guide for DM3068 2-61 To Select a Trigger Source Press  Source to enter the following interface.

RIGOL Chapter 2 Front Panel Operations User’s Guide for DM3068 2-62 Reading Hold The multimeter captures stable reading and holds it on the screen w

Chapter 2 Front Panel Operations RIGOL User’s Guide for DM3068 2-63 To Set the Trigger Parameters Press  Set to enter the following interface.

RIGOL Chapter 2 Front Panel Operations User’s Guide for DM3068 2-64 Trigger Output Press  VMC to enter the following interface. From this inter

Chapter 2 Front Panel Operations RIGOL User’s Guide for DM3068 2-65 Save and Recall The multimeter allows you to save the system configuration or

RIGOL Chapter 2 Front Panel Operations User’s Guide for DM3068 2-66 Storage Type The multimeter can save and recall various types of files.  MIRR_

Chapter 2 Front Panel Operations RIGOL User’s Guide for DM3068 2-67 Internal Storage The internal memory (C:\) of the multimeter holds up to 10 gr

RIGOL User’s Guide for DM3068 IX DM3068 Overview DM3068 is a 6½ digits, dual display digital multimeter. It is a perfect combination of basic measu

RIGOL Chapter 2 Front Panel Operations User’s Guide for DM3068 2-68 To Save a File When the current storage disk allows specified file type, press S

Chapter 2 Front Panel Operations RIGOL User’s Guide for DM3068 2-69 Utility Set the parameters of the system-related functions. Press to ent

RIGOL Chapter 2 Front Panel Operations User’s Guide for DM3068 2-70 Interface Configurations Users can control DM3068 remotely by configuring the re

Chapter 2 Front Panel Operations RIGOL User’s Guide for DM3068 2-71 To Set the LAN The LAN configuration parameters conform to LXI-C standards. B

RIGOL Chapter 2 Front Panel Operations User’s Guide for DM3068 2-72 Tip  When all three IP configuration modes are ON, the priority order of the co

Chapter 2 Front Panel Operations RIGOL User’s Guide for DM3068 2-73 The format of subnet mask is nnn.nnn.nnn.nnn, for example 255.255.255.0. You ar

RIGOL Chapter 2 Front Panel Operations User’s Guide for DM3068 2-74 To Set the GPIB Address Each device connected to the GPIB (IEEE-488.2) interface

Chapter 2 Front Panel Operations RIGOL User’s Guide for DM3068 2-75 To Set the RS232 Before any related operations, use RS232 cable to connect the

RIGOL Chapter 2 Front Panel Operations User’s Guide for DM3068 2-76 Press  I/O  RS232 to enter the following interface.  Set: set RS232 inte

Chapter 2 Front Panel Operations RIGOL User’s Guide for DM3068 2-77 System Configuration To Select the Language DM3068 supports English/Chinese

RIGOL User’s Guide for DM3068 X  Two power management modes: enable or disable the front panel power switch.  Enable to store 10 groups of sys

RIGOL Chapter 2 Front Panel Operations User’s Guide for DM3068 2-78 To Set the Sound Press  System  Sound to enter the following interface.

Chapter 2 Front Panel Operations RIGOL User’s Guide for DM3068 2-79 To Set the Configuration Press  System  Cfg to enter the following interfa

RIGOL Chapter 2 Front Panel Operations User’s Guide for DM3068 2-80 Range Auto Math Operations Math Status OFF Math Item STA Math Register All

Chapter 2 Front Panel Operations RIGOL User’s Guide for DM3068 2-81 To Set the System Clock Press  System  Clock to enter the following interf

Chapter 3 Remote Control RIGOL User’s Guide for DM3068 3-1 Chapter 3 Remote Control T

RIGOL Chapter 3 Remote Control User’s Guide for DM3068 3-2 Web Control DM3068 confirms to LXI-C standard and can be remotely controlled via web pa

Chapter 3 Remote Control RIGOL User’s Guide for DM3068 3-3 2) Press “Network Settings” to enter the interface as shown in the figure below.

RIGOL Chapter 3 Remote Control User’s Guide for DM3068 3-4 4) Press “Help” to enter the interface as shown in the figure below to acquire the inst

Chapter 3 Remote Control RIGOL User’s Guide for DM3068 3-5 Command Control DM3068 can be remotely controlled using commands in two ways. User-Def

RIGOL User’s Guide for DM3068 XI Document Overview Chapter 1 Quick Start This chapter guides users to quicky get familiar with the front and rear

RIGOL Chapter 3 Remote Control User’s Guide for DM3068 3-6 Remote Control via USB 1. Connect the Instrument Connect the USB Device interface

Chapter 3 Remote Control RIGOL User’s Guide for DM3068 3-7 5. Communication Test Right click the source name “DM3068 (USB0::0x1AB1::0x0C94::DM3A

RIGOL Chapter 3 Remote Control User’s Guide for DM3068 3-8 Remote Control via LAN 1. Connect the Instrument Connect the multimeter to you local

Chapter 3 Remote Control RIGOL User’s Guide for DM3068 3-9 5. Communication Test Right click the source name “DM3068 (TCPIP::172.16.3.32::INSTR

RIGOL Chapter 3 Remote Control User’s Guide for DM3068 3-10 6. Load LXI Web Page As the instrument conforms to LXI-C standards, you can load LXI w

Chapter 3 Remote Control RIGOL User’s Guide for DM3068 3-11 Remote Control via GPIB 1. Connect the Instrument Connect the multimeter to PC using

RIGOL Chapter 3 Remote Control User’s Guide for DM3068 3-12 shown in the figure below. 5. Communication Test Right click the source name “DM306

Chapter 3 Remote Control RIGOL User’s Guide for DM3068 3-13 Remote Control via RS232 1. Instrument Connection Connect the multimeter to PC using

RIGOL Chapter 3 Remote Control User’s Guide for DM3068 3-14 4. View RS232 Device Click “OK”, the software returns to the main interface and the

Chapter 4 Troubleshooting RIGOL User’s Guide for DM3068 4-1 Chapter 4 Troubleshooting T

RIGOL User’s Guide for DM3068 XII  Operation step: “” is used to indicate operation steps. For example, “  REL” means pressing and then pr

RIGOL Chapter 4 Troubleshooting User’s Guide for DM3068 4-2 the capacity of the USB storage devi

Chapter 5 Measurement Tutorial RIGOL User’s Guide for DM3068 5-1 Chapter 5 Measurement

RIGOL Chapter 5 Measurement Tutorial User’s Guide for DM3068 5-2 Loading Errors (DCV) Measurement loading errors occur when the resistance of the de

Chapter 5 Measurement Tutorial RIGOL User’s Guide for DM3068 5-3 True-RMS AC Measurements The AC measurement of DM3068 has true RMS response. Th

RIGOL Chapter 5 Measurement Tutorial User’s Guide for DM3068 5-4 measure the DC and AC components of the signal using DCV and ACV measurements, and t

Chapter 5 Measurement Tutorial RIGOL User’s Guide for DM3068 5-5 Crest Factor Errors (non-sinusoidal inputs) A common misconception is that "

RIGOL Chapter 5 Measurement Tutorial User’s Guide for DM3068 5-6 Loading Errors (ACV) In the AC Voltage function, the input impedance of DM3068 appe

Chapter 6 Specifications RIGOL User’s Guide for DM3068 6-1 Chapter 6 Specifications DC Characteristics Accuracy Specifications: ±(% of reading +

RIGOL Chapter 6 Specifications User’s Guide for DM3068 6-2 100.0000 MΩ 200 nA || 10 MΩ 0.300 + 0.010 0.800 + 0.010 0.800 + 0.010 0.1500 + 0.0002 Diod

Chapter 6 Specifications RIGOL User’s Guide for DM3068 6-3 [1] Typical value. Resolution is defined as the RMS noise of DCV 20 V range (set auto zero

RIGOL User’s Guide for DM3068 XIII Contents Guaranty and Declaration ... I S

RIGOL Chapter 6 Specifications User’s Guide for DM3068 6-4 Measuring Characteristics DC Voltage Input Impedance 200 mV, 2 V, 20 V ranges: 10 MΩ or &

Chapter 6 Specifications RIGOL User’s Guide for DM3068 6-5 Continuity/Diode Test Response Time 300 samples/sec, with audible tone Continuity Thresho

RIGOL Chapter 6 Specifications User’s Guide for DM3068 6-6 AC Characteristics Accuracy Specifications: ±(% of reading + % of range)[1] Function R

Chapter 6 Specifications RIGOL User’s Guide for DM3068 6-7 20 kHz-50 kHz 0.10 + 0.04 0.12 + 0.05 0.15 + 0.05 0.012 + 0.005 50 kHz-100 kHz 0.55 +

RIGOL Chapter 6 Specifications User’s Guide for DM3068 6-8 10.00000 A[6] 3 Hz-5 Hz 1.10 + 0.08 1.10 + 0.10 1.10 + 0.10 0.100 + 0.008 5 Hz-10 Hz 0

Chapter 6 Specifications RIGOL User’s Guide for DM3068 6-9 Measuring Characteristics True RMS AC Voltage Measurement Method AC-coupled True-RMS -- m

RIGOL Chapter 6 Specifications User’s Guide for DM3068 6-10 Appling >300 Vrms (or >5 Arms) will cause self-heating in signal-conditioning compo

Chapter 6 Specifications RIGOL User’s Guide for DM3068 6-11 Frequency and Period Characteristics Accuracy Specifications: ±(% of reading)[1][2] Fu

RIGOL Chapter 6 Specifications User’s Guide for DM3068 6-12 [3] Relative to calibration standards. Measuring Characteristics Frequency and Period Me

Chapter 6 Specifications RIGOL User’s Guide for DM3068 6-13 Capacitance Characteristics Accuracy Specifications: ± (% of reading + % of range)[1][2]

RIGOL User’s Guide for DM3068 XIV To Measure Resistance ... 2-14 To Measure Capac

RIGOL Chapter 6 Specifications User’s Guide for DM3068 6-14 Temperature Characteristics Accuracy Specifications [1] Function Probe Type Type Optimum

Chapter 6 Specifications RIGOL User’s Guide for DM3068 6-15 Measuring Characteristics Measurement Considerations The built-in cold junction temperatu

RIGOL Chapter 6 Specifications User’s Guide for DM3068 6-16 Measurement Rate Measurement Rate [1] Function Setting Integration Time Readings/s 50

Chapter 6 Specifications RIGOL User’s Guide for DM3068 6-17 [2] Use the default delay setup rate (the default trigger delay). [3] The maximum rate av

RIGOL Chapter 6 Specifications User’s Guide for DM3068 6-18 Other Measuring Characteristics Trigger and Storage Trigger Pre-trigger or Delayed-trig

Chapter 6 Specifications RIGOL User’s Guide for DM3068 6-19 Volatile Memory 512k reading history data record Non-volatile Memory 10 sets history da

RIGOL Chapter 6 Specifications User’s Guide for DM3068 6-20 General Specifications Display 256×64 LCD, dual display, Chinese/English menu and onlin

User’s Guide for DM3068 Chapter 7 Appendix RIGOL 7-1 Chapter 7 Appendix Appendix

RIGOL Chapter 7 Appendix User’s Guide for DM3068 7-2 Appendix B: Warranty RIGOL warrants that its products mainframe and accessories will be free

Chapter 7 Appendix RIGOL User’s Guide for DM3068 7-3 Appendix C: Any Question or Comment? If you have any question or comment on our document, pleas

RIGOL User’s Guide for DM3068 XV To Perform the Self-Test ... 2-81 Chapter 3 Remote

Index RIGOL User’s Guide for DM3068 1 Index 2WR ... 2-14 4WR ... 2-1

Chapter 1 Quick Start RIGOL User’s Guide for DM3068

RIGOL Chapter 1 Quick Start User’s Guide for DM3068 1-2 General Inspection 1． Inspect the shipping container for damage Keep the damaged shipping

Chapter 1 Quick Start RIGOL User’s Guide for DM3068 1-3 Handle Adjustment To adjust the handle position of the multimeter, grip the handle by both

RIGOL Chapter 1 Quick Start User’s Guide for DM3068 1-4 Appearance and Dimensions Figure 1-3 Front View Unit: mm Figure 1-4 Sid

Chapter 1 Quick Start RIGOL User’s Guide for DM3068 1-5 Front Panel Figure 1-5 Front Panel Overview 1. USB Host USB storage device can be

RIGOL Chapter 1 Quick Start User’s Guide for DM3068 1-6  Reading Hold: the backlight blinks; the multimeter obtains a stable reading and displays

Chapter 1 Quick Start RIGOL User’s Guide for DM3068 1-7 7. Menu Operation Keys Press any softkey to activate the corresponding menu. 8. Advanced

RIGOL Chapter 1 Quick Start User’s Guide for DM3068 1-8 10. Signal Input Terminals The measured signal (device) will be connected into the multime

Chapter 1 Quick Start RIGOL User’s Guide for DM3068 1-9 Rear Panel Figure 1-6 Rear Panel Overview 1. Current Input Fuse The multimeter us

RIGOL Chapter 1 Quick Start User’s Guide for DM3068 1-10 3) Place a new specified fuse. 4) Reinstall the fuse seat into the slot. Note: the larg

Chapter 1 Quick Start RIGOL User’s Guide for DM3068 1-11 6. Ext Trig Trigger the multimeter by connecting a trigger pulse through the [Ext Trig] c

RIGOL User’s Guide for DM3068 I Guaranty and Declaration Copyright © 2010 RIGOL Tech

RIGOL Chapter 1 Quick Start User’s Guide for DM3068 1-12 WARNING In order to avoid electric shock or fire, please just use the specified fuse an

Chapter 1 Quick Start RIGOL User’s Guide for DM3068 1-13 User Interface Figure 1-9 User Interface (Single Display) Figure 1-10 Use

RIGOL Chapter 1 Quick Start User’s Guide for DM3068 1-14 To Use the Multimeter for the First Time Start your multimeter according to the following

Chapter 1 Quick Start RIGOL User’s Guide for DM3068 1-15 Measurement Connections DM3068 is designed with many measurement functions. After selecti

RIGOL Chapter 1 Quick Start User’s Guide for DM3068 1-16 2. Select a proper current input terminal according to the estimated current magnitude be

Chapter 1 Quick Start RIGOL User’s Guide for DM3068 1-17 Frequency/Period Measurement Any Sensor Measurement (For DCV, 2WR, FREQ, TC, 2W-RTD and

RIGOL Chapter 1 Quick Start User’s Guide for DM3068 1-18 To Use the Built-in Help System The built-in help system of DM3068 provides using help fo

Chapter 1 Quick Start RIGOL User’s Guide for DM3068 1-19 To Use the Rack Mount Kit DM3068 can be mounted into a standard 19-inch rack cabinet. Bef

RIGOL Chapter 1 Quick Start User’s Guide for DM3068 1-20 2-1 2-2 2-3 Installation Tool PH2 cross scr

Chapter 1 Quick Start RIGOL User’s Guide for DM3068 1-21 Dimensions of the mounted instrument:

RIGOL User’s Guide for DM3068 II Safety Requirement General Safety Summary Please review the following safety precautions carefully before putti

RIGOL Chapter 1 Quick Start User’s Guide for DM3068 1-22 Installation Procedures This operation should be executed only by authorized personnel. I

Chapter 1 Quick Start RIGOL User’s Guide for DM3068 1-23 3. Place the instrument: aim the parallels at the corresponding openings and then put the

RIGOL Chapter 1 Quick Start User’s Guide for DM3068 1-24 5. Mount the front panel: aim the front panel opening at the front of instrument and fix

Chapter 2 Front Panel Operations RIGOL User’s Guide for DM3068 2-1 Chapter 2 Front Pan

RIGOL Chapter 2 Front Panel Operations User’s Guide for DM3068 2-2 To Set the Range DM3068 provides auto and manual range selecting modes. In auto m

Chapter 2 Front Panel Operations RIGOL User’s Guide for DM3068 2-3 To Set the Resolution DM3068 holds reading resolutions of 3½, 4½, 5½ and 6½ dig

RIGOL Chapter 2 Front Panel Operations User’s Guide for DM3068 2-4 Table 2-3 Relationship between the resolution and gate time Resolution Gate Time

Chapter 2 Front Panel Operations RIGOL User’s Guide for DM3068 2-5 Basic Measurement Functions To Measure DC Voltage Range: 200 mV, 2 V, 20 V, 20

RIGOL Chapter 2 Front Panel Operations User’s Guide for DM3068 2-6 5. Read the measurement value The multimeter measures the input signal accordin

Chapter 2 Front Panel Operations RIGOL User’s Guide for DM3068 2-7 To Measure AC Voltage Range: 200 mV, 2 V, 20 V, 200 V, 750 V Max Resolution: 10

RIGOL User’s Guide for DM3068 III Do Not Operate With Suspected Failures. If you suspect damage occurs to the instrument, have it inspected by quali

RIGOL Chapter 2 Front Panel Operations User’s Guide for DM3068 2-8 shown in the figure below. 6. Make math operation (advanced) Users can perform

Chapter 2 Front Panel Operations RIGOL User’s Guide for DM3068 2-9 To Measure DC Current Range: 200 μA, 2 mA, 20 mA, 200 mA, 2 A, 10 A Max Resolut

RIGOL Chapter 2 Front Panel Operations User’s Guide for DM3068 2-10 5. Read the measurement value The multimeter measures the input signal according

Chapter 2 Front Panel Operations RIGOL User’s Guide for DM3068 2-11 To Measure AC Current Range: 200 μA, 2 mA, 20 mA, 200 mA, 2 A, 10 A Max Resolu

RIGOL Chapter 2 Front Panel Operations User’s Guide for DM3068 2-12 5. Read the measurement value The multimeter measures the input signal according

Chapter 2 Front Panel Operations RIGOL User’s Guide for DM3068 2-13 8. Hide the menu Press Hide to hide the operation menus for easier observation

RIGOL Chapter 2 Front Panel Operations User’s Guide for DM3068 2-14 To Measure Resistance Range: 200 Ω, 2 kΩ, 20 kΩ, 200 kΩ, 1 MΩ, 10 MΩ, 100 MΩ Max

Chapter 2 Front Panel Operations RIGOL User’s Guide for DM3068 2-15 4. Set the measurement parameters (Optional) The 2WR/4WR measurement allows us

RIGOL Chapter 2 Front Panel Operations User’s Guide for DM3068 2-16 minimum, average and standard deviation.  Press List and use the up and down di

Chapter 2 Front Panel Operations RIGOL User’s Guide for DM3068 2-17 To Measure Capacitance Range: 2 nF, 20 nF, 200 nF, 2 μF, 20 μF , 200 μF, 2 mF,

RIGOL User’s Guide for DM3068 IV Input Terminal Protection Limit. The protection limit applies to input terminals: 1． Main input (HI and LO) ter

RIGOL Chapter 2 Front Panel Operations User’s Guide for DM3068 2-18 pre-specified value of REL from the actual measurement result and displays the re

Chapter 2 Front Panel Operations RIGOL User’s Guide for DM3068 2-19 To Measure Continuity Test Current Source: 1 mA Max Resolution: 0.1 Ω (the ra

RIGOL Chapter 2 Front Panel Operations User’s Guide for DM3068 2-20 5. Hide the menu Press Hide to hide the operation menus for easier observation o

Chapter 2 Front Panel Operations RIGOL User’s Guide for DM3068 2-21 To Measure Diode Test Current Source: 1 mA, 100 μA, 10 μA, 2 μA, 200 nA Voltag

RIGOL Chapter 2 Front Panel Operations User’s Guide for DM3068 2-22 5. Hide the menu Press Hide to hide the operation menus for easier observation o

Chapter 2 Front Panel Operations RIGOL User’s Guide for DM3068 2-23 To Measure Frequency and Period Frequency (Period) Range: from 3 Hz to 1 MHz (

RIGOL Chapter 2 Front Panel Operations User’s Guide for DM3068 2-24 5. Read the measurement value The multimeter measures the input signal according

Chapter 2 Front Panel Operations RIGOL User’s Guide for DM3068 2-25  Press HistoG to view the histogram of the average (AVG) and standard deviati

RIGOL Chapter 2 Front Panel Operations User’s Guide for DM3068 2-26 Any Sensor Measurement This function enables you to easily convert a measured ph

Chapter 2 Front Panel Operations RIGOL User’s Guide for DM3068 2-27 The following part introduces how to create a sensor configuration file in deta

RIGOL User’s Guide for DM3068 V 2) Only use 10 A and LO terminals for measurements when the measured current AC+DC RMS value goes within 200 mA and

RIGOL Chapter 2 Front Panel Operations User’s Guide for DM3068 2-28 User-defined Sensor Press  New  User to enter the following interface. 

Chapter 2 Front Panel Operations RIGOL User’s Guide for DM3068 2-29  Del: delete the character where the cursor locates.  Done: finish the name

RIGOL Chapter 2 Front Panel Operations User’s Guide for DM3068 2-30 Press Corrsp and enter the data of the corresponding physical quantity using the

Chapter 2 Front Panel Operations RIGOL User’s Guide for DM3068 2-31 Line: the calculated curve is point-point tangential path having no curvature.

RIGOL Chapter 2 Front Panel Operations User’s Guide for DM3068 2-32 Press Save and enter a desired file name by referring to “Name/File Name Input M

Chapter 2 Front Panel Operations RIGOL User’s Guide for DM3068 2-33 Temperature sensor DM3068 can directly measure the temperature using TC (Therm

RIGOL Chapter 2 Front Panel Operations User’s Guide for DM3068 2-34 TC The TC (thermocouple) is one of the most commonly used industrial temperature

Chapter 2 Front Panel Operations RIGOL User’s Guide for DM3068 2-35 RTD RTD is a temperature detector commonly used in medium-low temperature rang

RIGOL Chapter 2 Front Panel Operations User’s Guide for DM3068 2-36 THERM The THERM (thermistor) converts the temperature variation information into

Chapter 2 Front Panel Operations RIGOL User’s Guide for DM3068 2-37 Preset Mode Preset mode applies to production lines for avoiding misoperations

RIGOL User’s Guide for DM3068 VI Safety Terms and Symbols Terms in this Manual. These terms may appear in this manual: WARNING Warning statem

RIGOL Chapter 2 Front Panel Operations User’s Guide for DM3068 2-38 Secondary Function Key The secondary function key is used to enable the dual d

Chapter 2 Front Panel Operations RIGOL User’s Guide for DM3068 2-39 “Setn”. You can also use to perform the operation; for details, please refer

RIGOL Chapter 2 Front Panel Operations User’s Guide for DM3068 2-40 Measurement Configuration Most measurement parameters are user-defined. Changi

Chapter 2 Front Panel Operations RIGOL User’s Guide for DM3068 2-41 Integration Time Integration time is the period during which the multimeter’s

RIGOL Chapter 2 Front Panel Operations User’s Guide for DM3068 2-42 DC Impedance DC impedance applies to DCV measurement. The default is “10MΩ” and

Chapter 2 Front Panel Operations RIGOL User’s Guide for DM3068 2-43 Auto Zero Auto zero (Auto Zero) applies to DCV, DCI, 2WR and 4WR measurements.

RIGOL Chapter 2 Front Panel Operations User’s Guide for DM3068 2-44 Offset Compensation OC (Offset Comp) applies to resistance measurements in the

Chapter 2 Front Panel Operations RIGOL User’s Guide for DM3068 2-45 AC Filter AC filter applies to ACV, ACI and FREQ/PERIOD measurements. It can o

RIGOL Chapter 2 Front Panel Operations User’s Guide for DM3068 2-46 Short-Circuit Resistance This function only applies to continuity test. When the

Chapter 2 Front Panel Operations RIGOL User’s Guide for DM3068 2-47 Current Source Current source applies to the diode measurement function. The c

RIGOL User’s Guide for DM3068 VII General Care and Cleaning General Care: Do not store or leave the instrument in where the instrument will be ex

RIGOL Chapter 2 Front Panel Operations User’s Guide for DM3068 2-48 Gate Time Gate time (also called Aperture Time) applies to FREQ/PERIOD function.

Chapter 2 Front Panel Operations RIGOL User’s Guide for DM3068 2-49 Math Operations DM3068 provides basic math operations (STA, P/F, dBm, dB and R

RIGOL Chapter 2 Front Panel Operations User’s Guide for DM3068 2-50 Math The multimeter provides 5 math functions: STA (MAX, MIN, AVG and ALL), P/F,

Chapter 2 Front Panel Operations RIGOL User’s Guide for DM3068 2-51 STA STA calculates the min, max, average and mean square deviation of readin

RIGOL Chapter 2 Front Panel Operations User’s Guide for DM3068 2-52 P/F P/F operation prompts the signal testing result (message display and beep)

Chapter 2 Front Panel Operations RIGOL User’s Guide for DM3068 2-53  If the current reading exceeds the high or low limit, the vice display shows

RIGOL Chapter 2 Front Panel Operations User’s Guide for DM3068 2-54 dBm dBm represents the absolute value of the power. The dBm operation calculates

Chapter 2 Front Panel Operations RIGOL User’s Guide for DM3068 2-55 dB dB represents the relative value which is used in the REL operation of dBm

RIGOL Chapter 2 Front Panel Operations User’s Guide for DM3068 2-56 REL The reading displayed on the screen in REL operation is the difference betwe

Chapter 2 Front Panel Operations RIGOL User’s Guide for DM3068 2-57 Tendency Graph The multimeter draws tendency graph of the measured data thro