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MI 2014 Cable Scanner                                                   

Section I  General information 

 

 9

Description of displayed symbols 
 
SYMBOL

 

NAME 

 

 

Wires/ Pairs result field 

 

 + 

 

 
Unselected wires / pairs connected  

 

 

 + 

 

 

Pair terminated 

 

 

 + 

 

 

Wires reversed 

 

 + 

 

 

Pair crossed 

 

 

 + 

 

 

 
Wires/ pairs shorted, short to shield 

 

 + 

 

 

Unknown connectivity fault 

 

 

 + 

 

 
Splited pair 

 

 

 + 

 

 
Broken / open wire, shield 

 

 

 

 
Selected twisted pair cable standard / type 

 

 

Coax cable selected 
 

 

Tone Generator active 

 

 

 

Talk & Trace function active 

 

 

Test passed 
 

 

Test failed 

 

Warning (redundant pairs / reflections detected) 

 

 

 
Cable Identification Number is displayed 

 

Result out of limit 

 

Distance / Amplitude of length  is displayed 

 

 

NVP calibrated on known cable length (for precize 
length mesurements) 

,  

Meters, feets 

 

Distance / Amplitude of reflection is displayed 

Содержание MI 2014

Страница 1: ...Cable Scanner MI 2014 Instruction Manual Code No 20 750 429...

Страница 2: ...el metrel si Mark on your equipment certifies that this equipment meets the requirements of the EU European Union concerning safety and interference causing equipment regulations 2003 METREL No part o...

Страница 3: ...l specifications 13 8 1 Fast Test 13 8 2 Complete Test with Remote units 13 8 3 Length Reflections 13 8 4 Locators 14 8 5 Tracer 14 9 General specifications 15 9 1 General Data 15 9 2 Output connector...

Страница 4: ...ngth up to 300m calibration facilities for accurate length measuring Amplitude and location of reflections are provided by an in built Time Domain Reflectometer Tone generator for tracing hidden cable...

Страница 5: ...e battery compartment Battery compartment is protected with a fuse to prevent abnormal use of battery External charger is not intended for supplying the instrument without batteries Warnings Do not ch...

Страница 6: ...tion I General information 6 2 4 Maintainance and cleaning Use a soft cloth slightly moistened with soapy water or cleaning alcohol to clean the surface of the instrument Leave the instrument to dry c...

Страница 7: ...MI 2014 Cable Scanner Section I General information 7 3 Cable scanner description 3 1 Front panel FUNCTION SWITCH KEYPAD LCD...

Страница 8: ...n LENGTH REFLECTIONS Complete TDR cable check calibration facilities finds cable length and termination location and amplitude of cable reflections calibration facilities on base of known NVP or cable...

Страница 9: ...ty fault Splited pair Broken open wire shield Selected twisted pair cable standard type Coax cable selected Tone Generator active Talk Trace function active Test passed Test failed Warning redundant p...

Страница 10: ...t No Remote detected Complete Test Battery indication change battery if no segment is displayed 3 2 Connector panels 1 RJ 45 connector 2 BNC connector 3 Audio jack Microphone input 4 Audio jack Phone...

Страница 11: ...andard remote units description 1 Male RJ 45 plug 2 Female RJ 45 connector 3 Identification number 5 Talk remote unit description 1 Female RJ 45 connector 2 Audio jack Microphone input 3 Audio jack Ph...

Страница 12: ...Standard Remote 1 Locators 1 4 Cable Scanner User Manual Calibration Certificate List of warranty Declaration of conformity 7 Optional accessories Talk Remote Unit set Headphones set S 2004 Standard...

Страница 13: ...connector or cable distance to fault short between wires distance to fault short to shield splited crossed reversed transposed pairs Cable identification 1 15 8 3 Length Reflections Measuring principl...

Страница 14: ...ring length Uncertainity of NVP nominal propagation speed Pulse attenuation at high frequencies effects the accuracy at long distances over 100m Accuracy of length is defined on opened shorted and wit...

Страница 15: ...lkaline batteries or 6x1 5 NiCd or NiMH AA rechargeable batteries Charger input nominal charge voltage 9V Typical battery life alkaline batteries 10 hours Talk remote unit supply 9V alkaline battery T...

Страница 16: ...e to eventual problems We recommend to use this test for fast connectivity checks during bulding of the installation For thorough cable connectivity tests the Complete Test should be used For thorough...

Страница 17: ...ectly connected pairs test conditionally passed unselected connected wires detected The redundant wire and pairs connections can be viewed by using and keys During displaying them the sign is displaye...

Страница 18: ...Complete Test Test procedure 1 Select Complete Test with rotary switch 2 Check the selected cable type and pin configuration refer to chapter 8 for more information One of the Remote Units must be con...

Страница 19: ...ed according to the set type test conditionally passed unselected connected wires 1 2 3 6 detected By using key it can be switched between length and identification number if available The redundant w...

Страница 20: ...eflected pulses That helps to determine the reason of cable problem Typical Cable Scanner connections in Length Reflections Test Amplitude information The amplitude of the reflected pulses is availabl...

Страница 21: ...can be treated as higher then a reflection with higher amplitude at the begin of the measuring range Reflections below the No result line are ignored amplitude amplitude amplitude 100 100 100 100 100...

Страница 22: ...e near end connector Length and Reflections Test procedure 1 Select Length Reflections function with rotary switch 2 Check the selected cable type refer to chapter 8 for more information 3 Connect the...

Страница 23: ...or more then 5 0 5m passed succesfully but additional one to three reflections are detected following items are displayed the and signs the length of the displayed pair length test successfully passed...

Страница 24: ...nown cable length In this mode the NVP is calculated from a cable sample of known length Best results can be obtained this way especially if performing the calibration on the same cable or cable of th...

Страница 25: ...performed if the new NVP is displayed for about 1 second and the C subscript appears near the length sign together with the sign successfully performed calibration Otherwise the sign together with th...

Страница 26: ...far cable end 28 simple Locators are available for fast and simple cable identification 1 Select Locator function with the rotary switch 2 Connect the coded the code is printed on the locator locator...

Страница 27: ...he rotary switch and press to enter Tracing screen Check if the correct cable type is selected 2 When using the RJ45 output the cable pair in which the tone signal is generated can be select by using...

Страница 28: ...acks mic and phone must be plugged in both units 1 The function Talk Trace is set by pressing the key regardless of the function currently set The Searching sign is moving on the display and the Cable...

Страница 29: ...refer to chapter 2 The in built Talk Trace interface enables full duplex voice communication with the Cable Scanner during performing cable tests Two LEDs indicate the current unit status Test mode W...

Страница 30: ...Selecting the right cable type and standard easifies the Fast and Complete Tests since nonselected pairs and shield are ignored in the judgment The sign is displayed if wires or pairs not defined in t...

Страница 31: ...le Type UTP all 4 pairs connected Default NVP factor 0 69 Default length unit meters The length unit can be set by pressing the key while powering up the instrument Select the unit with keys and press...

Страница 32: ......

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