Информационное Руководство для Ideal Networks VDV IICable length meter, R158003

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R158003
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VDV II
Performs standard tests for copper 
cabling, including:
  Coax, 6Pin (RJ11/12), 8Pin (RJ45) 
Connectors for Copper Cable Testing
  Wiremap for Miswires, Split Pairs, Shorts 
and Opens
  Analog Tone Generator
  Voltage Protection
  Shielded Cable Testing
  Single Screen Results
VDV II
 
Plus
All the features of the VDV II including:
  Larger 2.9
" Display
   Backlight 
  Hub Blink
  Cable Length
  Distance to Open
  Carry Case & Cables
VDV II
 
Pro
All the features of the VDV II Plus and...
  Distance to Open / Short (TDR)
  PoE Detection with Voltage Information
  Media Service Detection
  Ethernet Detection with Network Rate  
and Duplex Information
Voice, Data and  
Video Cable Verifier
More than just a  
wiremapper
VDV II
The new VDV II Series are easy to use cable testers that check the integrity 
of copper cables commonly found in domestic, commercial or industrial 
voice, data or video installations, including telephone wiring, data network 
and video/security cabling.
Employing state-of-the-art technology, VDV II offers functionality not 
previously available in a wiremapper. The advanced wiremap engine 
accurately displays complex wiring faults instantaneously whilst TDR 
(Time Domain Reflectometry) aids troubleshooting and improves 
 
on-site productivity.
Accuracy
The flagship VDV II Pro utilises TDR to accurately measure cable length and provide distance to fault 
information. TDR’s work by injecting a signal into the cable and measuring the time for any signal 
to be reflected back after encountering changes in impedance caused by cable damage, open and 
short circuits. The recorded time is then translated into an accurate distance measurement. TDR 
helps to pinpoint where cabling faults occur. This speeds up fault finding as well as minimising 
disruption and potential damage to fixtures and fixings.
Speed
With comprehensive details on faults such as opens, shorts, crossovers and split pairs, VDV II 
identifies wiring errors instantly. The integrated RJ11/RJ12 (voice), RJ45 (data) and F-Type (video) 
connectors allow faster testing of most types of low-voltage cables by eliminating the need for 
separate testers or adapters.
Intelligence
Connection issues are not always associated with cable faults, so VDV II Pro has the capability to 
help identify service related issues. By detecting the presence of voltage and checking polarity, 
VDV II Pro quickly determines which media service is running over the cable, such as ISDN, PBX 
and PoE (Power over Ethernet) resulting in faster fault diagnosis. Troubleshooting active Ethernet 
networks is also made easier with in-built network detection that displays network rate and duplex 
information. Furthermore, to prevent potentially costly damage to the tester all VDV II’s are smart 
enough to know when they have been plugged into an outlet where voltage is present.
Wiremap with length
Coax testing
Service detection