IP Camera PoE Power Consumption Measurements

Author: Derek Ward, Published on Sep 03, 2013

How much power an IP camera consumes is quite important, especially since most PoE switches do not support max power to each camera. Unfortunately, PoE Power Problems are commonplace. However, this can be overcome by measuring power usage.

In this post, we:

  • ******* ***** *********** **** ** ********* ** ******* ********* ********* from ****, *******, ****, ********, *****, *****,*********, *********, *****, **** *** *******.
  • ******* ***** ******** ** **** *** ************ *********.
  • ******** ***** *********** *** ********** ** ******* **** ** ************ on ** ***.
  • ******* ****** ** *** **** ** ******* *** ***** ***********.
  • ***** *********** ***** ** ******* ***** ***********.

Power ***** *************

***** *** **** ******** *** ***** ***** (****** ~$*** ***), ** ******** ***** *********** **** ********* ** ******* ** a ****** ** *-* ******* *** ****. ** ********* ** our *** ********, ** ** ********* ** **** ~** ******* before ********* * *******. ** ******* **** **** ** **, *** will ****** ** *** ****/** *** ** *** ** ** so. In **** *****, ** ****** *** ******** *** ********* ** the **** ******** ***** ***** *** *********** *** ***.

Power *********** ********

**** *** *** *** ******** **** **** ****.

  • ****** *** ***** *********** *** ********* ************* ***** **** ********* by *** ************.
  • **** ********** ******, **** ** ***** * ***** ***** ** the **** ** ****** **** ******* ** ****** ***** **** shaking *** ****** *** ******* **** ******** ** *** *** increase ***** ***********.
  • ******* (********** ***** **** ***** ** ** ** *******) **** at * ****** *******, *** ***** ~** *******, **** ****** at ******* ******. ** **** ***** **** ********** ** *****, 1-2W, ****** ** **** *****, **** ** ******************* *****, *** ** **** ** **.
  • ** *** ~** ******* ** ******, *** **** ***-***** *** the ****** *** ***********, ***** ************ **-*********-* *** *** *******.
  • ** ******* ******, **** *** ******* ******* **** **** ****, ****** ** **** little (~*.**). 
  • ************* **** *********** ** ******* ****** ***** ***** *********** ** the ******* ******, *** *** *** ******* * **** **** IR *** ** ** **.
  • ***** **** ** ***** ** ** ************ ****** **** ****** to ******, ** *** **** ********* **********, *****, *** ****** of ***. *******, ** ******* ******** ** ~** *** ******, with * ******* ** ** **** ** *** ******** ** bullet (**** *** ******* *****).

*** ***** *********** ******* *** *** ****** ******* ********* ** straightforward. **** ************* ****************** ** *****, *** *******. *** ******, *** ******** *.**-**-***, ***** ** mention *********** *** * ****** ** ***** ****, *** ***** ***** ** * *******'* **** ***** * *** ******** *** **. *******, **** ************* ********** state *********** ** ***, ***** ****** ** ***.

Boot **. ***** *******

**** ******* ***** *********** ** *** ******** **-*********-* ** ****:

*** *****, ***** ******** ** *** ******* *******:

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

**** ***** ******** *** ******* ** ************ *****. ** ******** manufacturers ***** **** ***'* ********* **** *** ********. ******* ****** are ******** **** ****** ** ******************** ***********:

**** ***** ******** *** ******* ** ** *******, *** *** wattage ********** ******* ** ** ** ***, *** *** ******** by****************'****** ***********:

Byte ******** ***** ***** **********

***** **** *** **** ******** ***** *****, ******* ******* *** PoE ******* *** *********, **** **:

Comments (16)

***, *** ** ***** *******!

**** *** *********** *******. *** ***** ** ********* * ***** many ** ** (******) **** *****- ****** **** ** **** enough. **** *********** **** **** ***** ***** ** *** ***** spec's *** **** *************. * **** **** ** ***** ********* and **** ********** ****** *** ***** *** ******.

* ******* **'* *** ** ***** ****** **** ************* **** little ******** ** **** (******* ** *** *******,*********, ***.) ** ***** *********** ** *** ** ***** * deal ******* ** *****. ****, **'* ****** *************** ** ******* (again ******** ** ***** ***** *****).

******* **** ** ** ** *** *** ***** *** / unmanged ******** **** **** ****. *** ** *** ********* ** mid ** **** ***, *** *******. **** **** *** * power ****** ******* ** ** *** *** (*** **, */ default *******) ** ******* **** ***** **** ***** ***** *** camera ****** ** ***** *** ***** **** ** ** ****** using. ** **** ** * ****** **** ** **** *** ~4 ***** *** *** "**********" ***** * ** ***** ********* 7 ***** **** *** ***** ******. **** *** ****** ** gone.. ** **** ***** ** ****** ******* **** ***** **** (exact ******* *** ** **** ** ******. *** *** **** of ********** ** ******** *** ***** ** **** ***** ********.).

** ** ******** **, *** ** *** ***** *** ******** handle ****? ***** ** ** **** ** **** **** *** capacity ** *** ***** ****** *** ****** ***** ***** *****? From **** ******'* ******** ****'* **** ** ****** ****. ** course *'* **** **** ****** **** ****/*****.

** ** ******** **, *** ** *** ***** *** ******** handle ****? ***** ** ** **** ** **** **** *** capacity ** *** ***** ****** *** ****** ***** ***** *****?

****'* ******* **** **** **. ** ****, ** ****** ***'* power ** *** **** ***. ** *****, ***'** *** ************ outages. ** ***** ** *** ***** ** *** ****, ******. It ***** **** *** ****** ** **** *, **** **** one **** **** **** ** *** **** * **** ****, then **** *** **** **** **** **, ***. ***. ***** you're ***** ******.

****'* ***** *** ***** ***** ***** ** *****. ** * managed ******, *** ***** ***** *** ********** ********* *** *********** to ******** ***** ******.

**** ***** ** *** ***** *******, ****. *** ** *** things * *** ********* *** ***** ***** *** ***** *** test *** *** ** ***** *** ****** ** ******** * higher ***** *** **** ****, *********** "*******" *****. *** **** of **** ***.

* ** ********** ******* ** *******. *** ************* ***** ****... "Class * *** ******, *.**, *****". **** **** *** ***** refer **? **** ***** ***** ****?

******* - ******* ******* **** ****** ***** ** **, ** is ********* ** ****. *** ** ****** **** *** ****** can ** ****** *** ** ********** ***** *******. *.** / 600mA = ***.

** *********** ***** **** ***** *****, ****, ***** *** ******** is **** ****** "*** ******" ** ** $**. ** ** aailable **** ** ***********.

**** *** *** **** ** *** *** *** ***** *******? (resolution, *****, ***********, *********, ******, ***).

*******, *** *** ****** ***** *** *** **** ******* ** power ***********?

**** ******* ** *** ******* **** **** *** ****, *** we'll *** * '******' **** ******* * ****** ***** ****** multiple ******* ********* ** **.

* *** **** ************ *** ******* *** ***** ****** ** a *** *********** **** ******* ***** ****** *** ** ***** motion *****.

* ** ********* * ***** ** ***** *****, ** ****** power ******* *** ********.

** *******, *** ******* ****** **** ********* ** * *** room, **** * ***** *****. ******** **** *******, ********* ** FPS *.***.

***** **** ****** * *** ******* **** *** ***** ***** in *** **** ** ****** **** ******* ** ******, *** shook *** ****** ** *** **** ****, *** **** ** them ********* ***** ***** ***********. **** **** ******* *** ********!

****** ** ******* **** ** **** ******* ******* ** **** was ****. **** **** ******** ******, ** ****, ** **** was ********** ****.

**** ** *** *** * **-** ***** ***** *** ******* the ****** *** ******, **** *** ***** ***** ** *** switch?

*** ***** *********** ** *** **** *****?

*** ******. * **** **** **** **********, ********** *** *********** based ** *** ******. **** ** *** *** *** **** POE ********* ** *** *** **** ****** ***** **** **** the **** ***** *** ** *** ** ******.

*** *******, *******.

**** ***** **** *** **** ***** **** *** ****** ******** the *** ** ***** **** '*******' **** (** ***** ***** numbers) ** **** ******** *** ** ****.

**** ** ****** *** ** ***** *********; ***** ***!

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