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Fluke DSX-5000 User Manual
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Fluke DSX-5000 User Manual

Fluke DSX-5000 User Manual

Cable analyzer
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DSX-5000 CABLE ANALYZER
VALIDATION TOOL FOR ETHERNET NETWORK
USER MANUAL
Page
REVISED ON 30 APRIL 2018

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Summary of Contents for Fluke DSX-5000

  • Page 1 DSX-5000 CABLE ANALYZER VALIDATION TOOL FOR ETHERNET NETWORK USER MANUAL Page REVISED ON 30 APRIL 2018...
  • Page 2 CONTENT • Introduction • Ethernet Standard : ISO 11801 • Configuration of DSX-5000 • Examples Page...
  • Page 3 INTRODUCTION Identification of Ethernet Certification of communication loss on Ethernet Links Ethernet Network Possible Root Cause Use of DTX5000  Certification Compliant :  Signals will be well transmitted Hardware Cabling Software  In case of problem, it will not be due to cabling ...
  • Page 4 INTRODUCTION LED indicators Test button Power button Page...
  • Page 5 INTRODUCTION • Compliancy Vs ISO_11801 on electrical parameters • Double inversion • Wires short circuited or opened • Shielding not connected • If electrical parameters are compliant = Signals will be well transmitted and in case of problem it is not due to the cabling - What this kind of measurement enable to identify? - Page...

  • Page 6: Definition Of Parameters

    ETHERNET STANDARD : ISO 11801 Insertion Loss (IL : Attenuation) : Induced by resistance of active wires. Increase with frequency, due to skin effect. When this parameter is not compliant, you shall check : - length of cables (<100m) - problem of connectors / connections - respect of twist - Definition of parameters - Page...

  • Page 7: Next (Near End Crosstalk)

    ISO 11801 STANDARD NEXT (Near End Crosstalk) : Near End Crosstalk (NEXT) : Difference (in dB) between test signal and crosstalk signal measured on the same side. The more important the Next is, the best the cable is : When this parameter is not compliant, you shall check : - Respect of twist (especially in the connectors) - Cables and adapters used to perform the measurement - Mismatching between pairs...

  • Page 8: Return Loss

    ISO 11801 STANDARD Return Loss : Difference between power transmitted and loss in return. (Due to impedance disadaptation ) Rule of 4dB : Parameter not evaluated by the tool if IL < 3dB at the same frequency - Definition of parameters - Page...
  • Page 9 ISO 11801 STANDARD Resistance (Measured on each pair) : Depends on the contact quality (on the connectors), length of cables tested and on the section of pairs. When this parameter is not compliant, you shall check if: -there is no oxydations on contact -the cable is <...
  • Page 10 ISO 11801 STANDARD HDTDR (High Definition Time Domain Reflectometry): Ratio of reflected signal towards length of cable. Enable to identify root cause of reflection of the cable tested To use when RL is not compliant to enable to locate where disadaptations occurs - Definition of parameters - Page...
  • Page 11 ISO 11801 STANDARD HDTDX : Ratio of crosstalk towards distance. Enable to identify root cause of crosstalk of the cable tested To use when NEXT is not compliant to enable to locate where disadaptations occurs - Definition of parameters - Page...
  • Page 12 ISO 11801 STANDARD Limits for Class D cables (given up to 100MHz) - Limits - Page...
  • Page 13 ISO 11801 STANDARD - NEXT is not evaluated where insertion loss at the same frequency is less than 4 dB, - Return loss is not evaluated where insertion loss at the same frequency is less than 3dB. - Limits - Page...
  • Page 14 CONFIGURATION OF DSX 5000 HOW TO REGISTOR AS A NEW OPERATOR This is how the Home screen This windows will appear then Write your name, surname and ” looks like. Click operator on the work email address on the select “NEW OPERATOR screen.
  • Page 15 CONFIGURATION OF DSX 5000 TESTING AND SAVING RESULTS The green light next to “TEST” Select your name as an Select save results. Write the operator. Press the test button. will be flashing during the test. cable ID press done to finish. Page...
  • Page 16 HOW TO USE DSX 5000 Run the tester’s reference procedure at the following times: -When you want to use the tester with a different smart remote. You can reference the tester to two different smart remotes. - Every 30 days. Doing so ensures maximum accuracy of test results. You do not need to set the reference after changing link interface adapters.
  • Page 17 - be careful to parameterize the device according the cable you want to test (straight or crossed) Figure 6 - Electrical transmission measurements between Car 1 and Car 2 Fluke DTX 5000 Fluke DTX 5000 Cable Smart Remote Analyser Page...
  • Page 18 EXAMPLES OF MEASUREMENT ERRORS - Use of bad adapters - Page...

  • Page 19: Examples Of Errors

    EXAMPLES OF ERRORS Good with a multimeter – but not compliant in electrical parameters - Mismatching of pairs- Page...
  • Page 20 EXAMPLE OF ERRORS - Mismatching of pairs- Page...
  • Page 21 EXAMPLES OF ERRORS Seems to be compliant because of the rule of 4dB - DSX tells us it is compliant although a problem of cabling is remaining!! - Page...
  • Page 22 EXAMPLES OF ERRORS Screen of Ethernet cables enable not only to protect active wires from EMC disturbances but also to improve electrical parameters. Example : - Shielding vs electrical parameters Page...
  • Page 23 INSTALLATION GUIDELINES - Respect Twist = A Good Next ! - Page...
  • Page 24 INSTALLATION GUIDELINES Page...
  • Page 25 INSTALLATION GUIDELINES - Respect Twist = A Good Next ! - Page...
  • Page 26 INSTALLATION GUIDELINES - Limiting variation of impedance = A good IL - Page...
  • Page 27 DSX 5000 USER MANUAL Page REVISED ON 30 APRIL 2018...
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