Twilight DT4221 Manuals

Twilight DT4221 Manuals

Manuals and User Guides for Twilight DT4221. We have 2 Twilight DT4221 manuals available for free PDF download: Instruction Manua, Instruction Manual

Twilight DT4221 Instruction Manua

Twilight DT4221 Instruction Manua (81 pages)

Brand: Twilight | Category: Multimeter | Size: 3 MB

Table of Contents

Table of Contents
3
Introduction

7
Verifying Package Contents

7
Options (Sold Separately)

8
Safety Notes

9
Usage Notes

14
1 Overview

17
- Overview and Features
  17
- Parts Names and Functions
  19
- Display
  24
- Voltage Input Protected (DT4223, DT4224)
  25
- Alarm Display and Battery Indicator
  26
2 Preparation for Measurements

27
3 Performing Measurements

35
4 Using Instrument Conveniently

47
5 Specifications

61
- General Specifications
  61
- Electrical Characteristics
  63
- Accuracy Table
  65
6 Maintenance and Service

71
- Repair, Inspection, and Cleaning
  71
- Troubleshooting
  72
- Error Display
  74
Appendix

75
Appx. 1 RMS and Average

75

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Twilight DT4221 Instruction Manual

Twilight DT4221 Instruction Manual (80 pages)

Brand: Twilight | Category: Multimeter | Size: 3 MB

Table of Contents

Table of Contents
3
Introduction
7
Verifying Package Contents
7
Options (Sold Separately)
8
Safety Notes
9
Usage Notes
14
Overview
17
Overview and Features
17
Parts Names and Functions
19
Display
24
Voltage Input Protected (DT4223, DT4224)
25
Alarm Display and Battery Indicator
26
Preparation for Measurements
27
Measurement Workfl Ow
27
Inserting/Replacing the Battery
28
Using Test Leads
30
Installation in Measurement Location
33
Hanging the Instrument with the Strap
33
Performing Measurements
35
Inspection before Use
35
Measuring Voltage
39
Measuring AC Voltage
39
Measuring DC Voltage
40
Measurement Using the AC/DC Automatic Judgment (DT4221, DT4223)
40
Measuring Frequencies
41
Checking Continuity
42
Measuring Diode (DT4222, DT4224)
43
Measuring Resistance (DT4222, DT4223, DT4224)
44
Measuring Capacitance (DT4222, DT4224)
45
Checking the Electric Charge (DT4221, DT4223)
46
Using Instrument Conveniently
47
Selecting the Measurement Range
47
Measuring with the Auto Range
47
Measuring with the Manual Range
48
Retaining the Measured Value
49
Retaining the Measured Value Manually (HOLD)
49
Automatically Retaining the Measured Value When the Value Stablizes (AUTO HOLD) (DT4223, DT4224)
50
Reducing the Noise (FILTER)
52
Checking the Relative Value/Performing Zero Adjustment
54
Checking the Relative Value (REL)
54
Performing Zero Adjustment
55
Turning on the Backlight
57
Using the Auto Power Save (APS)
57
Power-On Option Table
58
Specifi Cations
61
General Specifi Cations
61
Electrical Characteristics
63
Accuracy Table
65
Maintenance and Service
71
Repair, Inspection, and Cleaning
71
Troubleshooting
72
Error Display
74
Appx. 1 RMS and Average
75

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