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Hioki 3280-10F User Manual

Hioki 3280-10F
104 pages
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EN/TH/ID/VI
3280-20F
AC CLAMP METER
3280-10F

Instruction Manual
May 2016 Edition 1
3280H981-00 (H980-00) 16-05H
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Hioki 3280-10F Specifications

General IconGeneral
TypeClamp Meter
AC Current Accuracy±1.5%rdg ±5dgt
AC Voltage1000 V
Continuity CheckYes
Crest Factor3
DisplayLCD
Sampling Rate2 times/second
Operating Temperature and Humidity-10 to 50°C, 80% RH or less (no condensation)
Power SupplyAA Batteries (1.5 V) × 2
Jaw Diameter33 mm
Conductor SizeMaximum φ33 mm

Summary

Introduction

Safety Notes

Symbols Affixed to the Device

Explains the meaning of various safety symbols found on the instrument.

Measurement Categories

Details the safety measurement categories (CAT II, III, IV) relevant to the instrument.

Inspection Before Measurement

Test Lead Integrity Check

Verify the test lead is not broken and replace if necessary.

Functionality Check

Ensure resistance and continuity tests operate normally.

Battery Voltage Check

Confirm battery voltage is sufficient for operation.

Maintenance/Inspection

Cleaning Procedures

How to clean the instrument and its surfaces gently.

Battery Replacement Guide

Steps and precautions for inserting or replacing batteries.

Functions

Auto Power-Saving Function

Automatic display turn-off for energy saving.

Auto-Range Functionality

Automatic selection of the most appropriate measurement range.

Manual Range Selection

How to set the measurement range arbitrarily.

Overflow Indication Explained

What the [OF] or [-OF] display means.

Parts Names

Instrument Components Overview

Identifies front and rear parts of the AC Clamp Meter.

Test Lead Components

Details the structure and parts of the test leads.

Specifications

Accuracy Definitions

Explains how measurement tolerances (rdg. and dgt.) are defined.

General Operating Specifications

Details operating environment, temperature, and humidity.

Storage, Durability, and Standards

Covers storage conditions, IP rating, drop-proof, and safety/EMC standards.

Power, Dimensions, and Warranty

Information on power supply, physical size, mass, warranty, and accessories.

Basic Electrical Specifications

Covers maximum input current, voltage, overload protection, and voltage to earth.

Measurement Methods and Performance

Details AC measurement methods, display rate, noise rejection, crest factor, and zero-display range.

Function and Accuracy Specifications

Lists display counts, battery indicator, and general accuracy conditions.

AC Current Accuracy (Jaw)

Accuracy specifications for AC current measurements using the jaw.

AC Current Accuracy (Flexible Loop)

Accuracy specs for AC current with flexible loop sensor.

AC/DC Voltage and Resistance Accuracy

Accuracy for AC/DC voltage, resistance, and continuity checks.

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