Hioki RM3542, Instruction Manual, Page: 3 / 218

Contents
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Contents
Task-Oriented Reference ............................... 1
Measurement Flow......................................... 2
Introduction..................................................... 3
Verifying Package Contents ........................... 3
Safety Information .......................................... 5
Operating Precautions.................................... 7
Chapter 1 Overview 11
1.1 Product Overview and Features ........ 11

Block Diagram ..........................................14
1.2 Names and Functions of Parts ........... 15
1.3 Screen Organization .......................... 17
Chapter 2 Measurement
Preparations
21
2.1 Connecting the Power Cord............... 22
2.2 Connecting Measurement Cables and
Test Fixtures ...................................... 23

Making Your Own Measurement Cables ..24
2.3 Turning the Power On and Off ........... 25
Chapter 3 Measurement
Settings (Basic Measurements)
27
3.1 Pre-Operation Inspection ................... 27
3.2 Measurement Object Types ............... 28
3.3 Setting the Measurement Speed ....... 29
3.4 Setting Measurement Start Conditions
(Trigger Source) ................................. 30
3.5 Selecting the Measurement Range .... 31
3.6 Zero Adjustment ................................. 32
3.7 Judging Measured Values
(Comparator Function) ....................... 34
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Enabling and Disabling the Comparator
Function ....................................................35
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Decide According to Reference Value and
Tolerance (REF% Mode) ..........................35
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Decide According to Upper/Lower Thresholds
(ABS Mode) ............................................. 37
3.8 Confirming Faulty Measurements ......38
Chapter 4 Customizing
Measurement Settings
41
4.1 Making Range-Specific Measurement
Settings 41
4.2 Setting Pre-Measurement Delay ........42
4.3 Setting the Measurement Integration
Time Option
44
4.4 Checking for Poor or Improper Contact
(Contact Check Function) ...................46
4.5 Improving Probe Contact
(Contact Improver Function) ...............47
4.6 Detecting Measurement Voltage Faults
(Voltage Level Monitor Function) .......49
4.7 Applying Current Only When Measuring
(Current Mode Setting) .......................50
4.8 Test for Short-Circuited Probe
(Probe Short-Circuit Detection Function)
............................................................51
4.9 Comparing the Measurement Settings of
Two Instruments
(Settings Monitor Function) ................ 53
4.10 Retrying Measurement After a Fault
(Retry Function) ..................................56
4.11 Maintaining Measurement Precision
(Self-Calibration) ................................57
4.12 Compensating for Thermal EMF Offset
(Offset Voltage Compensation - OVC) 57
Chapter 5 System Settings 59
5.1 Disabling and Enabling Key Operations
59

Disabling Key Operations
(Key-Lock Function) ................................. 59

Re-Enabling Key Operations
(Key-Lock Cancel) ................................... 60
5.2 Setting the Comparator Decision and
Key Beepers .......................................61

Enabling or Disabling the Key Beeper ..... 61
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