Good Will GDM-398 Manuals

Manuals and User Guides for Good Will GDM-398. We have 1 Good Will GDM-398 manual available for free PDF download: User Manual

Good Will GDM-398 User Manual

Good Will GDM-398 User Manual (75 pages)

Handheld Digital Multimeter

Brand: Good Will | Category: Multimeter | Size: 1 MB

Table of Contents

Table of Contents
3
Overview

6
- Unpacking Inspection
  7
- Safety Information
  8
- Rules for Safe Operation
  9
- International Electrical Symbols
  11
- The Meter Structure
  12
- Rotary Switch
  13
- Functional Buttons
  14
- Display Symbols
  15
Measurement Operation

18
- DC/AC Voltage Measurement
  18
- DC/AC Current Measurement
  21
- Resistance Measurement
  24
- Testing for Continuity
  27
- Testing Diodes
  29
- Capacitance Measurement
  32
- Frequency Measurement
  35
- Temperature Measurement (GDM-397 Only)
  37
- Transistor Hfe Measurement (GDM-398 Only)
  39
- EF Function (GDM-398 Only)
  41
- Hold Mode
  43
- RANGE Button
  44
- MAX MIN Button (GDM-360/397/398 Only)
  44
- Peak Hold (GDM-461 Only)
  44
- Outputting Data (Except GDM-398)
  45
- The Use of Relative Value Mode
  46
- The BLUE Button
  47
- Turning on the Display Backlight (GDM-360/397/398 Only)
  47
- Sleep Mode (GDM-360/397/398 Only)
  47
General Specifications

48
- Accuracy Specifications
  50
- DC Voltage
  50
- AC Voltage
  52
- DC Current
  55
- AC Current
  58
- Resistance
  61
- Capacitance
  64
- Frequency
  67
- Diode Test
  68
- Continuity Test
  68
- Temperature Measurement (GDM-397 Only)
  69
- Transistor Hfe (GDM-398 Only)
  69
Maintenance

70
- General Service
  70
- Replacing the Battery
  71

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