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Hioki
Multimeter
DT4281
Page 10
Hioki DT4281 - Page 10
122 pages
Manual
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4
Options (sold separately)
DT4900-01 Communication Package (USB) (p. 72)
A
communication adapter
, USB cable, PC software,
and communication specications are included.
The instrument data can be stored on the PC.
HIOKI
DT4281A981-08
9
11
Table of Contents
Main Page
Default Chapter
3
Table of Contents
3
Introduction
7
Verifying Package Contents
7
Options (Sold Separately)
8
Safety Notes
11
Usage Notes
16
1 Overview
21
Overview and Features
21
Parts Names and Functions
22
Display
27
Alarm Display and Battery Indicator
29
2 Preparation for Measurements
31
Measurement Workflow
31
Inserting/Replacing Batteries
32
Using Test Leads
34
Installation in Measurement Location
37
Using the Instrument with the Stand
37
Hanging the Instrument with the Strap
37
3 Performing Measurements
39
Inspection before Use
39
Measuring Voltage
44
Measuring AC Voltage
44
Measuring DC Voltage
45
Measuring Synthesized Voltage of DC and AC
45
Measuring Voltage of DC and AC Components
46
Measuring Frequencies
46
Decibel Conversion (Dbm/Dbv)
47
Checking Continuity
48
Measuring Diode
49
Measuring Resistance
50
Measuring Temperatures
51
Measuring Electrostatic Capacities
53
Measuring Conductances (DT4282)
54
Measuring Current
55
Measuring DC/AC
55
Measuring AC Using Clamp-On Probe (DT4281)
57
Ma (0-20 Ma) % Conversion
59
4 Using Instrument Conveniently
61
Selecting the Measurement Range
61
Measuring with the Auto Range
61
Measuring with the Manual Range
61
Retaining the Measured Value
63
Retaining the Measured Value Manually (HOLD)
63
Automatically Retaining the Measured Value When the Value Stabilizes (AUTO HOLD)
63
When the Measured Value Fluctuates (SLOW)
65
Removing the Harmonic Components of the Inverter (FILTER)
66
Checking the Maximum/Minimum Value (MAX/MIN)
67
Checking the Peak Value (V • APEAK)
68
Checking the Relative Value/Performing Zero Adjustment
69
Checking the Relative Value (REL)
69
Performing Zero Adjustment
70
Using the Memory Function
71
Saving the Measured Value (MEM)
71
Reading the Memory Data (READ)
73
Clearing the Memory Data (CLEAR)
74
Clearing All Memory Data
74
Muting the Buzzer
75
Turning on the Backlight
75
Using the Auto Power Save (APS)
76
Using Plus/Minus Judgment Function for Measurement Value
77
Communicating with PC
78
Setting and Checking the System
80
Checking that All Indicators Are Displayed
80
Checking the Software Version of the Instrument
80
Changing the Temperature Display Unit
81
Resetting the System
82
Table of Default Settings
82
Power-On Option Table
83
Specifications
85
Electrical Characteristics
85
Accuracy Table
87
General Specifications
101
6 Maintenance and Service
105
Repair, Inspection, and Cleaning
105
Troubleshooting
107
Error Display
111
Replacing Fuses
112
Appendix
115
Appx. 1 RMS and Average
115
Appx. 2 Operation Example
116
Appx. 3 Capacitor Capacity Measurement
117
Principle
117
Appx. 4 Dedicated Software
118
(DMM Communicator)
118
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