Mohr CT100 Manuals

Manuals and User Guides for Mohr CT100. We have 1 Mohr CT100 manual available for free PDF download: Operator's Manual

Mohr CT100 Operator's Manual

Mohr CT100 Operator's Manual (121 pages)

Automated Metallic Time-Domain Reflectometers

Brand: Mohr | Category: Measuring Instruments | Size: 3 MB

Table of Contents

Warranty
3
Contacting MOHR Test and Measurement
4
- E-Mail
  4
- Web
  4
- Table of Contents
  5
General Information
11
Safety Summary
14
- Terms in the Manual
  14
- Terms on the Product
  14
  - Danger
    14
  - Warning
    14
  - Caution
    14
- Symbols in the Manual
  15
- Symbols on the Product
  15
- Static Charge
  15
- Fuses
  15
- AC Power Source
  15
- Grounding the CT100
  16
- Danger Arising from Loss of Ground
  16
- Explosive Atmospheres
  17
- Do Not Remove Covers or Panels
  17
- Connecting Cables to the Front Panel BNC
  17
- Battery Replacement and Disposal
  17
Operating Instructions
18
- Overview
  18
  - Handling
    18
  - Powering the CT100
    18
  - Caring for the Battery
    19
  - Charging and Power Status
    19
  - Batteries and Long-Term Storage
    20
  - Low Battery
    20
- Preparing to Use the CT100
  21
- Front Panel Controls and Connectors
  21
- Figure 1: Diagram of the Front Panel of the CT100 / CT100HF
  21
- Rear Panel Connectors and Switches
  24
- Figure 2: Diagram of the Rear Panel of the CT100 / CT100HF
  24
- Setting up the CT100
  25
  - Setting Date and Time
    25
  - Navigating Dialog Boxes
    25
- Display Features
  26
- License Codes
  26
- Menu Selections and Function Buttons
  27
  - M-FUNC Button
    27
  - SCAN Button and Menu
    27
  - SELECT Button
    29
  - Autofit
    29
  - Cursor
    29
  - LIBRARY Button and Menu
    29
  - MENU Button and Top-Level Menu Selections
    30
    
    Display Settings
    31
    
    Power Menu
    32
    
    Network Settings
    33
    
    Diagnostics Menu
    37
    
    Calibration Menu
    38
    
    Software Version
    39
- Test Preparations
  41
  - Velocity of Propagation
    41
  - Change Vp
    41
  - Find an Unknown Vp
    42
  - Figure 4: Screenshot Showing AUTOFIT Result
    42
  - Temperature Correction
    43
- Cable Test Procedures
  43
  - Distance to Fault
    43
  - Figure 6: AUTOFIT Cable
    44
  - Figure 7: after Adjusting the Vertical Scale
    45
  - Figure 8: a Zoomed-In View of the Cable Fault
    45
  - Common Types of Cable Faults
    46
  - Figure 9: an Open Cable Fault
    46
  - Figure 10: a Short Cable Fault
    46
  - Figure 11: an Open Cable Fault at 1000 Ft
    47
  - Reflection Coefficient Measurements
    48
  - Return Loss Measurements
    48
  - Ohms-At-Cursor
    49
  - Vswr
    49
  - Relative Distance Measurements
    49
  - Scan a Trace
    50
  - Select a Trace
    50
  - Figure 12: a 50 Ω to 75 Ω BNC to SMA Interconnect
    50
  - Store a Trace
    52
  - Figure 14: Saving a Trace
    52
  - Load a Trace (Cable Records)
    53
  - Figure 15: Loading a Trace
    53
  - Storage Space
    54
  - View the Difference between Traces
    55
  - Figure 16: Difference Trace
    55
  - View a First Derivative of a Trace
    56
  - View a Fast Fourier Transform of a Trace
    56
  - Figure 17: First-Derivative Plot
    56
  - View S-Param Trace
    57
  - Calibrated S-Param Trace
    57
  - Remote Control
    57
  - Cable Type
    58
  - Measurement
    58
  - Configurations
    61
CT Viewer
62
Options and Accessories
63
- Options
  63
- Accessories
  63
Appendix A: Specifications
65
- Electrical Specifications
  65
- Mechanical Specifications
  67
  - Weight
    67
  - Dimensions
    67
- Environmental Specifications
  67
  - Temperature
    67
- Certifications and Compliances
  68
  - FCC Compliance
    68
Appendix B: Subassembly Drawings and Parts List
69
Appendix C: Operator Performance Check
78
- General Information
  78
- Getting Ready
  78
- Required Equipment
  78
- Reflected Rise Time Check (10-90%)
  79
- Figure 24: Trace Preparation for Rise Time Measurement
  79
- Reflected Rise Time Check (20-80%)
  80
- Jitter, Noise, and Sampling Efficiency Check
  80
- Output Impedance Check
  80
- Figure 25: Cursor Placement for Determination of 10-90% Rise Time
  80
- Pulse Amplitude Check
  81
- Pulse Width Check
  81
- Pulse Repetition Rate Check
  81
- Sequential Sampling Rate Check
  82
- Vertical Scale Check
  82
- Vertical Accuracy Check
  82
- Vertical Position Check
  82
- Input Susceptibility Check
  82
- Distance Cursor Resolution Check
  82
- Cursor Readout Range Check
  82
- Cursor Readout Resolution Check
  83
- Distance Measurement Accuracy Check
  83
- Ohm Readout Range Check
  83
- Resolution Check
  83
- Vertical Accuracy Check
  84
- Horizontal Scale Check
  84
- Horizontal Range Check
  84
- Horizontal Position Check
  84
- Pulse Frequency Check
  84
Appendix D: Calibration Procedures
86
Appendix E: Operator Troubleshooting
98
Front Panel
102
Appendix F: Vp of Common Cables
108
- Cable Types
  108
  - Dielectric Material
    108
  - RG Standards
    108
  - MIL-C-17 Standards
    109
  - Commercial Designations
    110
  - Twisted Pair
    110
Appendix G: Maintenance and Service Instructions
111
- Cleaning and Lubrication
  111
- Cleaning and Lubrication Interval
  111
- Battery Removal
  111
- Inspection
  112
- Inspection Interval
  112
- Calibration and Calibration Interval
  112
Glossary
113
Index
119

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