Fluke 125 Scopemeter
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Modell:
125
Datum:
2007
Kategorie:
Gruppe:
Beschreibung:
Industrial ScopeMeter
Dokumenttyp:
Serviceanleitung
Seiten:
96
Größe:
1.99 Mbytes (2082892 Bytes)
Sprache:
english
Revision:
Dokument-ID:
4822 872 05398
Datum:
Qualität:
Elektronisches Dokument, kein Scan, sehr gut lesbar.
Upload Datum:
2014 11 29
MD5:
c87ad484e83e45f4a08037ec9a5bb2fb
Downloads:
2097
Information
Limited Warranty & Limitation of
Liability ...
ii
Introduction and Safety
Instructions ... 1-1
1.1 Introduction to Service Manual
...
1-3
1.2 Safety
...
1-3
1.2.1
Introduction ...
1-3
1.2.2 Safety
Precautions ...
1-3
1.2.3 Caution and Warning
Statements ...
1-3
1.2.4 Symbols used in this Manual and on Instrument
... 1-4
1.2.5 Impaired
Safety ...
1-4
1.2.6 General Safety
Information ...
1-4
Characteristics
... 2-1
2.1
Introduction ...
2-3
2.2 Dual Input
Oscilloscope ...
2-3
2.2.1
Vertical ...
2-3
2.2.2 Horizontal
...
2-4
2.2.3 Trigger
...
2-4
2.2.4 Advanced Scope
Functions ...
2-5
2.3 Dual Input
Meter ...
2-5
2.3.1 Input A and Input B
...
2-5
2.3.2 Input A
...
2-8
2.3.3 Advanced Meter Functions
...
2-9
2.4 Cursor Readout (Fluke 124,
125) ...
2-10
2.5 Harmonics Measurements (Fluke
125) ...
2-10
2.6 Field Bus Measurements (Fluke 125)
...
2-11
2.7 Miscellaneous
...
2-11
2.8
Environmental ...
2-12
2.9 Service and Maintenance
...
2-13
2.10 Safety
...
2-13
2.11 EMC Immunity
...
2-15
Performance
Verification ... 3-1
3.1
Introduction ...
3-3
3.2 Equipment Required For Verification
... 3-3
3.3 How To
Verify ...
3-4
3.4 Display and Backlight
Test ...
3-4
3.5 Input A and Input B
Tests ...
3-5
3.5.1 Input A and B Base Line Jump Test
... 3-6
3.5.2 Input A Trigger Sensitivity Test
...
3-8
3.5.3 Input A Frequency Response Upper Transition Point Test
... 3-9
3.5.4 Input A Frequency Measurement Accuracy Test
... 3-9
3.5.5 Input B Frequency Measurement Accuracy
Test ... 3-10
3.5.6 Input B Frequency Response Upper Transition Point
Test ... 3-11
3.5.7 Input B Trigger Sensitivity Test
...
3-12
3.5.8 Input A and B Trigger Level and Trigger Slope Test
... 3-13
3.5.9 Input A and B DC Voltage Accuracy Test
... 3-16
3.5.10 Input A and B AC Voltage Accuracy Test
... 3-18
3.5.11 Input A and B AC Input Coupling Test
... 3-19
3.5.12 Input A and B Volts Peak Measurements Test
... 3-20
3.5.13 Input A and B Phase Measurements Test
... 3-21
3.5.14 Harmonics (Fluke 125)
...
3-21
3.5.15 Input A and B High Voltage AC/DC Accuracy
Test ... 3-22
3.5.16 Resistance Measurements Test
...
3-24
3.5.17 Continuity Function Test
...
3-25
3.5.18 Diode Test Function
Test ...
3-26
3.5.19 Capacitance Measurements
Test ...
3-26
3.5.20 Video Trigger
Test ...
3-27
Calibration
Adjustment ... 4-1
4.1
General ...
4-3
4.1.1
Introduction ...
4-3
4.1.2 Calibration number and
date ...
4-3
4.1.3 General
Instructions ...
4-3
4.2 Equipment Required For
Calibration ...
4-4
4.3 Starting Calibration Adjustment
...
4-4
4.4 Contrast Calibration Adjustment
...
4-6
4.5 Warming Up &
Pre-Calibration ...
4-7
4.6 Final Calibration
...
4-7
4.6.1 HF Gain Input A&B
...
4-7
4.6.2 Delta T Gain, Trigger Delay Time & Pulse Adjust Input
A ... 4-9
4.6.3 Pulse Adjust Input B
...
4-10
4.6.4 Gain DMM (Gain Volt)
...
4-10
4.6.5 Volt
Zero ...
4-12
4.6.6 Zero
Ohm ...
4-12
4.6.7 Gain
Ohm ...
4-13
4.6.8 Capacitance Gain Low and High
...
4-14
4.6.9 Capacitance Clamp &
Zero ...
4-14
4.6.10 Capacitance Gain
...
4-15
4.7 Save Calibration Data and
Exit ...
4-15
Disassembling the Test Tool
... 5-1
5.1.
Introduction ...
5-3
5.2. Disassembling Procedures
...
5-3
5.1.1 Required
Tools ...
5-3
5.2.2 Removing the Battery Pack
...
5-3
5.2.3 Removing the Bail
...
5-3
5.2.4 Opening the Test Tool
...
5-3
5.2.5 Removing the Main PCA
Unit ...
5-5
5.2.6 Removing the Display
Assembly ...
5-6
5.2.7 Removing the Keypad and Keypad Foil
... 5-6
5.3 Disassembling the Main PCA
Unit ...
5-6
5.4 Reassembling the Main PCA
Unit ...
5-8
5.5 Reassembling the Test
Tool ...
5-8
List of Replaceable Parts
... 6-1
6.1
Introduction ...
6-3
6.2 How to Obtain
Parts ...
6-3
6.3 Service Centers
...
6-3
6.4 Final Assembly Parts
...
6-4
6.5 Main PCA Unit Parts
...
6-6
6.6 Service Tools
...
6-7