Equipment information

Fluke 125 ScopeMeter
Manufacturer:
Model:
125
Date:
2007
Category:
Group:
Description:
Industrial ScopeMeter
Service Manual
Manual Type:
Service Manual
Pages:
96
Size:
1.99 Mbytes (2082892 Bytes)
Language:
english
Revision:
Manual-ID:
4822 872 05398
Date:
Quality:
Electronic document, no scan, very well readable.
Upload date:
2014 11 29
MD5:
c87ad484e83e45f4a08037ec9a5bb2fb
Downloads:
2098

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

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