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Hioki RM3544 User Manual

Hioki RM3544
226 pages
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RM3544-01
RESISTANCE METER
RM3544
June 2014 Revised edition 2 RM3544A981-02 14-06H
Instruction Manual

Table of Contents

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Hioki RM3544 Specifications

General IconGeneral
TypeResistance Meter
Frequency RangeDC
Testing frequency1 kHz ±0.1 Hz
Measurement current10 mA (at 0.000 mΩ to 3.2000 Ω range)
DisplayLCD
InterfaceUSB, RS-232C
Power SupplyAC 100 V to 240 V, 50/60 Hz
Dimensions215 mm

Summary

Using This Instruction Manual

Review Important Information

Guidance on safety and operating precautions for the instrument.

Troubleshoot a Problem

Guides users to the troubleshooting section for problem resolution.

Introduction

Verifying Package Contents

Instructions for checking instrument and accessory contents upon receipt.

Safety Information

Operating Precautions

Preliminary Checks

Essential checks before first use to ensure instrument integrity and safety.

Instrument Installation

Guidance on proper placement and environmental conditions for instrument installation.

Handling the Instrument

Precautions for safe handling, modification, and use of the instrument.

Handling the Cords and Leads

Safety guidelines for handling power cords and measurement leads to prevent shock.

Before Connecting the Power Cord

Safety instructions for connecting the power cord to the instrument.

Before Connecting EXT I/O

Safety precautions for connecting to the EXT I/O connector.

Before Measuring

Precautions to take before initiating any measurement.

Chapter 1 Overview

1.1 Product Overview and Features

Details the RM3544's capabilities, specifications, and key features.

1.2 Names and Functions of Parts

Identifies and explains the functions of the instrument's front and rear panel components.

1.3 Measurement Process

Step-by-step guide for setting up and performing measurements with the instrument.

1.4 Screen Organization and Operation Overview

Explains the instrument's screen layout, key lock states, and display information.

Chapter 2 Measurement Preparations

2.1 Connecting the Power Cord

Procedure for safely connecting the instrument's power cord.

2.2 Connecting Measurement Leads

Instructions for connecting measurement leads to the instrument's terminals.

2.4 Turning the Power On and Off

Steps for powering the instrument on, off, and managing standby mode.

2.5 Pre-Operation Inspection

Procedure to inspect the instrument and peripherals before operation.

Chapter 3 Basic Measurements

3.1 Selecting the Measurement Range

How to set the measurement range, including manual and auto-ranging options.

3.2 Setting the Measurement Speed

Guidance on setting measurement speed (FAST, MED, SLOW) for precision.

3.4 Checking Measured Values

How to check measured values and switch display information.

Confirming Measurement Faults

Explains how to interpret and diagnose measurement fault indicators.

Chapter 4 Customizing Measurement Conditions

4.1 Zero Adjustment

Procedure for performing zero adjustment to correct residual errors.

4.3 Correcting for the Effects of Temperature (Temperature Correction (TC))

How to use temperature correction to convert resistance values to standard temperature.

Chapter 5 Judgment Function

5.1 Judging Measured Values (Comparator Function)

How to set up and use the comparator function for judging measured values.

Decide According to Upper/Lower Thresholds (ABS Mode)

Setting upper and lower thresholds for absolute value judgment mode.

Decide According to Reference Value and Tolerance (REF% Mode)

Setting reference values and tolerances for relative value judgment mode.

Chapter 6 Saving and Loading Panels

6.1 Saving Measurement Conditions (Panel Save Function)

Procedure for saving current instrument settings as a panel.

6.2 Loading Measurement Conditions (Panel Load Function)

Procedure for loading previously saved panel settings.

Chapter 7 System Settings

7.1 Disabling and Enabling Key Operations

How to enable or disable front panel key operations using the key-lock function.

7.6 Initializing (Reset)

Procedures for resetting instrument settings to factory defaults.

Chapter 8 External Control (EXT I/O)

8.1 External Input/Output Connector and Signals

Details the EXT I/O connector pinout and signal descriptions.

8.2 Timing Chart

Illustrates timing diagrams for various signal operations and triggers.

8.3 Internal Circuitry

Provides schematic diagrams of the instrument's internal circuits.

8.4 External I/O Settings

Configuration options for the external input/output interface.

8.5 Checking External Control

Procedures for checking and testing external control functions.

Chapter 9 Communications (USB/ RS-232C Interface)

9.1 Overview and Features

Introduces the instrument's communications interfaces and their capabilities.

9.2 Preparations before Use (Connections and Settings)

Steps for connecting and configuring communications interfaces.

9.3 Controlling the Instrument with Commands and Acquiring Data

Instructions for controlling the instrument and acquiring data via commands.

9.4 Auto-Exporting Measured Values (at End of Measurement) (Data Output Function)

Automatically sending measured data to a computer after measurement.

Chapter 10 Printing (Using an RS-232C Printer)

10.1 Connecting the Printer to the Instrument

Procedure for connecting a compatible printer to the instrument.

10.2 Printing

Methods for printing measured values, judgments, and instrument settings.

Chapter 11 Specifications

11.1 Instrument Specifications

Details the instrument's measurement ranges, method, and terminals.

Chapter 12 Maintenance and Service

Calibrations

Information on instrument calibration conditions and equipment.

12.1 Troubleshooting

Guide to identifying and resolving common instrument issues.

Error Displays and Remedies

Explanation of error messages and their corresponding remedies.

12.2 Replacing the Measurement Circuit’s Protective Fuse

Step-by-step guide for replacing the instrument's protective fuse.

Appendix 1 Block Diagram

Appendix 6 Zero Adjustment

Appendix 7 Unstable Measured Values

(1) Effects of Induced Noise

Explains how capacitive and electromagnetic coupling cause unstable measurements.

(5) Unstable Temperature of the Measurement Target

How temperature variations affect measurement targets and cause errors.

Appendix 10 Making Your Own Measurement Leads

Recommended Measurement Lead Specifications

Specifications for conductor resistance, capacitance, and dielectric material for measurement leads.

Before Wiring

Guidelines and diagrams for wiring measurement leads correctly.

Appendix 16 Calibration

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