Powering IP Cameras When Using Fiber

By Ethan Ace, Published Jun 13, 2012, 12:00am EDT (Info+)

Solving distance issues with fiber optic cable creates a new set of problems. Due to the lack of PoE, users must find a local power source and space for equipment connections, issues not found when using PoE and UTP. In this note, we examine this the logistical problems of using fiber, outlining the reasons fiber may be preferred, and solutions to these issues.

The Issue

***** *** ** ********** ** ****** when ********** ******* ** ******* *********, for ******* *******:

  • ********:**** *** ****** ** **** **** 100m **** *** ******, ***** ** most ******** ****. ***** *******, **** as********-****-**** ********** *** *** ************ **** ** ****, *** *** not ** ******.
  • ******* *********:** ***** ***** ** ********* *******, users *** **** ** ******** *** chance ** ********* ** ***** ****** by ***** ***** ******, ***** ********* contain ** ******** ********, *** *** buried ** ***-******** *******. **** **** some *********** *********** *** ****** ***** cables *** **** ******** ******* ** support *******, *** ***** *** ******** found ** ***** ************ ******, *** shorter **** ***** ***** ** **** for *******.
  • ************:** ********** ************ ***** **** ******* equipment ** *******, ************ *** ******* degrade ***** ***********, ********* ***** *******. Fiber ** ***** **** ** ***** this.

***** ***** *** *** ***** ******* to *** ***** ******* ** ***, these ********* ******* *** ******** ** how ** ***** ******* ** *** far ***. **** ** ** ******** more ** ** *****, ** ************* have ***** ** ****** ***-******* ***** inputs **** ******* ** ***** ** PoE-only *********. **** ***** * ***-******* power ****** ***** ** *** ******, traditionally **** ** ***** *********, ** no ****** ** ******. **** ***** users *** ****** ** *** * media *********, ** **** ** * PoE ********. ***** **********, ***** **** of ***** ********** ******** ******** ***** outlets *** ** ********* ** *** camera ********, ***** *** *** ** practical, ********* ** *** ****.

PoE ***** **********

*** *** ** ******* ***** ********* is ***** ********** **** *** ******. Instead ** ********* ******** **********, ***** devices ***** ***** ********* *** *** injector **** *** **** ****. **** reduces ********** ** *** ****** ********, points ** *******, *** *** ********* of *** *********. ** **** *********, such ** ****-******* *******, ***** *** be ** ********* *** ******** *******, as ***** ********** *** ** *********, and *** * ****** ****** *** vandals.

***** *** *** **** ********* ** using *** ***** **********:

  • ***** ***** ********:****** ***** ***/*** *** **** *** power, **** ***** ***** **********, ***** power ** ******** ** *** ****** location. ** ** ***** ** *********, other ******* **** ** ****, **** as *** *********, ***, ** ******.
  • *** ************:***, ** ***, ***** ********** *** available ** ************ **** *******, **** sealed ***********. *******, ***** ***-******** ********** are ********* **** ** ***** *** media ********* *** *****/*** ************. **** adds **** ** *** ****** ********, if **** ** *** ********* ** existing ********** ** *** **** ****. Enclosures *** ********** ********* ** ***** or ****** ************, ** **** ******** media ********** *** ******* ******* ***** these **********.

*** ***** ********** ********* **** *** between $***-*** *** ******, **** **** hardened ****** ******* $*** ** ****. Media ********** **** *** ****** *** available **** * ****** ** *************, including:

*** ** ***** ****** *** ********* in ******** **************, ********* ** ***** and ********* ****, **** **** ***-**** models *********. **** **** *** ** the ***** ***** ****** **** ***.*** 15.4W ******. ******** ** *** **** one ** ***** ******* **** *** 802.3at **-*** ******, ***** *** ** required **** ***** **** ** ***** cameras **** ******* ** *******.

Berk-Tek ********

** **** ********* ******* ***** ***** available,****-***'* ******** *** ***** ********* ** ** ******. ******** ******** ** a ***** ********, * ****** *****/****** runner *****, *** * ******** *** with *** **** ** *** *** end. *** ******* ******** ******** *** or **** *** *****, ******* ***** from *** ****** ** *** ****** cable, *** **** *** *** *****. This ***** ********** *** **** *** high-voltage ***** ** *** *** *** of *** ***, *********** ********* ******* when ******** ** ****** ** ***** installed ** ***** *********. ** **** eliminates *** **** *** *********** ****** to ********* *** ***** *****, ***** the ******* **** ***-**********.

*** ******** ****** **** **** **** compared ** ******** ***** ***** *** media **********.  ******** *** ********* *** remote ***** *** ** ***** *** $689 ******, **** *** ******** ** either ***. *** **** *** *** runner ***** **** **** ******, ********* on ******, *********** *****, ****** **** gauge, *** ***** ****. ***** **** is ****** ** ** $*,***+. ****** it ** *********, ******** ******** ********* far ******* **** ***** *** ********* options, **** * ******* ******** ** 3,850'. ** **** ** *** **** option ***** ******* ** *** ******* standards, ****** ** ********** *** ***** with **** ********.

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