GW Instek GDM-8245 - Table of Contents

Table of Contents
3
Table of Contents
Safety Requirements ...........................................6
Safety Symbols and Terms ......................................................... 6
Precautions Before Use .............................................................. 7
Declaration of Conformity ........................................................ 10
Introduction ..................................................... 11
Features ................................................................................. 11
Package Contents .................................................................... 11
Standard items ......................................................................... 11
Specifications ......................................................................... 12
DC Voltage ............................................................................... 12
TRUE RMS AC, AC+DC VOLTAGE .............................................. 13
Frequency measurement at ACV range ..................................... 14
DC Current ............................................................................... 14
TRUE RMS AC OR AC+DC CURRENT ......................................... 14
FREQUENCY MEASUREMENT AT ACA RANGE ............................. 15
Resistance ................................................................................ 15
Capacitance ............................................................................. 15
Diode check ............................................................................. 16
Continuity Beeper ..................................................................... 16
Environmental .......................................................................... 16
General .................................................................................... 16
Input overload protection ......................................................... 17
Front/Rear Panel ..................................................................... 18
Calibration Log ................................................. 19
Verification Log ................................................ 23
Block Diagram .................................................. 31
Trouble Shooting .............................................. 39
Power-On Test ......................................................................... 40
Power Supply Checks ............................................................... 40
Display Board Checks ............................................................... 41
Digital Circuitry Checks ............................................................ 42