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Sanwa cd732 User Manual

Sanwa cd732
36 pages
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CD732
DIGITAL MULTIMETER
取扱説明書
INSTRUCTION MANUAL
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Sanwa cd732 Specifications

General IconGeneral
Diode TestYes
Continuity CheckYes
DC Current Ranges400µA, 4000µA, 40mA, 400mA, 10A
AC Current Ranges400µA, 4000µA, 40mA, 400mA, 10A
Resistance Ranges400Ω, 4kΩ, 40kΩ, 400kΩ, 4MΩ, 40MΩ
Capacitance Ranges400nF, 4µF, 40µF, 100µF

Summary

SAFETY PRECAUTIONS

Explanation of Warning Symbols

Defines safety symbols used in the manual and on the instrument for user protection.

Warning Instructions for Safe Use

Lists critical safety guidelines and warnings to prevent electrical shock and injury during operation.

APPLICATION AND FEATURES

Product Application

Describes the multimeter's intended uses in measuring weak, low-capacity electrical circuitry.

Key Features

Highlights the multimeter's compliance with safety standards, display capabilities, and special functions.

NAME OF COMPONENT UNITS

Display Indicators

Explains the meaning and function of various indicators on the multimeter's digital display.

Multimeter and Test Leads Overview

Identifies and labels the main parts of the multimeter and its test leads for user reference.

Description of Functions

Switches and Controls

Details the operation of the power switch, range hold, data hold, and select buttons.

Auto Power Save and Overload Display

Explains the auto power-off feature and the 'O.L' indication for input overload conditions.

Using the Instrument Stand

Provides instructions on how to deploy and use the multimeter's built-in stand for stable positioning.

MEASUREMENT PROCEDURE

Start-up Inspection

Outlines the essential checks and connections required before performing any measurements.

DC Voltage Measurement (DCV)

Step-by-step guide for safely and accurately measuring DC voltage using the multimeter.

AC Voltage Measurement (ACV)

Instructions for performing AC voltage measurements, including range selection and connection.

Line Frequency Measurement (Hz)

Procedure for measuring the frequency of AC signals, specifying input conditions and ranges.

Duty Ratio Measurement (Duty)

Guide to measuring the duty cycle of pulse signals, including signal requirements.

Resistance Measurement (Ω)

How to measure electrical resistance, with warnings about applying external voltage.

Diode Test

Steps for testing the forward voltage drop and reverse characteristics of diodes.

Continuity Check

Procedure for checking electrical continuity using audible beeps and a continuity lamp.

Capacitor Measurement

Instructions for measuring capacitance, including discharge precautions and suitable capacitor types.

Current Measurement Introduction

General safety and connection guidelines for measuring DC and AC current.

Low Current Measurement (DC/AC µA, mA)

Detailed steps for measuring microampere and milliampere current ranges accurately.

High Current Measurement (DC/AC A)

Guide for measuring ampere current ranges, emphasizing heat generation and measurement time limits.

Using Optional Accessories

Overview of how to connect and use various optional probes and adapters with the multimeter.

AC Flexible Clamp Sensor Measurement (CL3000)

Instructions for using the CL3000 sensor to measure AC current without breaking the circuit.

DC/AC Current Probe Measurement (CL-22AD)

Guide for using the CL-22AD probe for measuring DC and AC currents.

DC Current Probe Measurement (CL33DC)

Instructions for using the CL33DC probe for measuring DC current in automotive or other DC circuits.

DC High-Voltage Probe Measurement (HV-60)

How to use the HV-60 probe for measuring high DC voltages in specialized circuitry.

MAINTENANCE

Routine Maintenance and Inspection

Procedures for visually inspecting the multimeter and its test leads for damage or wear.

Calibration Procedure

Information regarding the process and importance of calibrating the instrument for accuracy.

Battery and Fuse Replacement

Step-by-step guide for safely replacing the internal batteries and fuses.

Cleaning and Storage Guidelines

Proper methods for cleaning the multimeter and recommended storage conditions to prevent damage.

SPECIFICATIONS

Measurement Ranges and Accuracy

Detailed table outlining all measurement ranges, input impedance, and accuracy specifications.

Accuracy Calculation Method

Explains the formula and method used to calculate the accuracy tolerance for measurements.

General Product Specifications

Lists overall specifications including display, sampling rate, operating conditions, power, and safety standards.

Optional Accessories List

Lists optional accessories available for purchase to enhance the multimeter's functionality.

After-Sales Service

Warranty and Provision Details

Outlines the warranty period, terms, and conditions for product defects and exclusions.

Product Repair Information

Provides instructions for requesting repairs, required information, and warranty/post-warranty service.

Sanwa Official Website

Provides the manufacturer's website address for support and product information.

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