Pan Tilt Positioner Tutorial

By Brian Rhodes, Published Aug 15, 2012, 08:00pm EDT (Info+)

Why use Pan-Tilt positioners when speed dome PTZs are widely available? For many, these units are a thing of the past. However, they do play important specialists roles within surveillance. In this note, we answer this question, examine Pan-Tilt (PT) positioners, their key applications, central advantages vs PTZs and differentiators among pan tilt units.

Advantages Compared to PTZs

**** *** *********** ** '***-**-***' ***** dome **** *** *******, *********** **** largely **** ********** ** ********* ************. However, *** *****-********** ********* *** ********** advantages **** ********** *** ***** ** several *****. *** *******:

**** ** *******:'***-**-***' **** ********* *********** ******* **** 3MP *** ****. *********** *** ** used ** ****** *** *****-** ****** to ** ******** *****, **** *** ranges ** *** ******* *** **** ranges ******* -* *** +*** ******* common.

**** ****** ***** ***:*** ****** ****** *** ******** ** fit ****** *****, *** *** ********** space ****** ***** **** *****. **** ultra-long ***** ***** *** ********, *** lens ***** *** ** ****** *** longer **** *** ****** **** ******. For ***** ************, *** '****' ******** surface ** * ********** ** ********.

 

**** ************:*********** *** ******** ** ******* ** illuminators ** ***** ***** ***** **** travel ***** **** ******. ** **** cases, *** ****** *** ******** ** secondary ** *** ***** ******** ** 'aiming' ************. **** ******** ************* ********* *******, ** *********** *** ** ********** to '**** **' *** ***** ***** and ****** ******** ** **** *****. Given **** ******** ************ ** *** to **** *****, ******** ** * common **** **** ******* ** ********** gear.

********* *******: ********, ***-******** ******* ******, *******, or ********* ******* ******* *** ******* on *********** ** ******** ***** ***. In********* ************, ** *********** *** ******** **** when ***** *** ******* *** *** costly ** *** *********.

** **** *****, *********** *** **** to ***** ******** ********* ***** **** cameras *** ************. ***** ***** **** include:

********* *******: ****** ***** ***** *** ***** intrusion ******* *** ** *********** **********. Especially ** ******** ** ********* ************ where **** ********* *** ****** **** time, *********** *** ** *** ** automatically ********** ******* ******* **** ** travel ** ****** *********.

******** ******: ** *********** ***** '*****-**-*****' ************* is ********, *********** **** **** ****** aligned ******** *** ******, ********, ** marine ************. ** ***** *****, *** positioner ** **** *** **** **** only **** ************, *** **** *** quickly ****** * ******** **** ** site **************.

******** *******:** **** ************, ************* *** ***** distance * ******* ** **** *** camera ** ********, *** *********** *** used ** ***** ***** ***** ******* to ****** ******* ************. ******** *** marine ************ ******* ****** *********** ** this **** ** ******* *** ******** and ******** ** ************ ******.

Key ********** *********** ***** *** **** ***********

**** *** * *** *********** ***** pan **** *********** *********:

Heavy ****

**** *********** *** ******** **** ********* mechanical *********** ********** **** ****. *** example, ******* ** *********** ***** ***** or ******** ***** ******, *********** *** constructed **** ********** ********* ** ********** servo ******. **** ********** ******* ****, and ********* ******* ** * ****** price ** *** ********** ******** ** a ***.

*******, *** ****** ********** ******* ** a **** ********, ********, *** **** precise ******** *********. **** ***** *** designed **** * ** ** **** warranties *** **** ** ******** *********** of **********. ** **** *****, *** mechanical *********** ********* ******* **** **** coarse ****** ***********, *** **** ******* stabilization ********. *** **** ******** ******* possible **** * ** ********** ****** stabilizing '******** **********' ********* ********* ***** in ***** *** ********* ********** ** swaying, *** *** ******* ****** ************ supports ********* **** ********.

** **** *****, ********** ********* ** be **** ** * ********** ** enhance **** ****** ********. ********* *** weight ** *** ****** ******* *** additional *******, *** ***** ****** ** be ***** *** ****** ** ******. As * ******, **** '***********' *********** are ******** ** ******* **** ****** than *** ******.

*********

** **** **********, *** ************* ** movement ** *** **** ******** ** critical. *** *******, ** ******** ************, if * ****** ****** ** **** a *** ****** ****** ******* ** can ***** ***** ******. ********** ** perimeter ******** ************, *********** ***** * camera ** ****** ******** ** *** same **** ****** ********* ** * degree ***** ****.

** ***** ************, **** ********* ******** or *******, **** ******** ** ******** to '**** ****' ******** *** ******* reception. ** *********** *** ********** **** in '****** ************' ************, ***** ****** end ** *** '*****-**-*****' ************* **** may ** ******. *********** ***** ******* this ********* ******** ******* ********** ** location.

Control *********

**** *********** **** **** * ********** component **** ****** ********** **** *** unit ** ** * ******** ****. The **** ** *** ********** ********** between ** ********'* ******** *** *** mount. *** ********** ** * *********** motor ******* **** **** ** ********** to ******** *** ******** *** ******** of *** **********'* ***** *** *******.

    • ******/******: *** **** ****** **** ** communicating **** * ** ********** **** an ****** ******. ****-******** ******** *** ******** ** *** positioner ******** * **** ****** ** movement ********. *** ********** ********** ***** commands ********* ** *** ******** ***** used, *** ************ ***** *** **********. Many **** ******* ******* **** *** be **** ** *** ****** *********** into ********* *******.
    • **/*******: **** *** **** **** ** security ******* ** **, *********** **** been ****** ** ******. ********* ******* of *********** ** ***** ******* ******** connections *****, **** **** ** ******* featuring ****** ****** ***** *** ****** connection ** ***** *****. *** *** image ***** *** ** ******* ** this ****:

*** ********** ******** *** ******* ** the ****** ** *** ******* **********, and ** ****** ** *** ********** by *** ******. ***** ********** ******** use ** *********** '** **********' ** a ******* ******* ** ** ** video *******, **** ******* ** ****** positioner ** *** ********.

Price *****

*** **** ** *********** ***** **** a *** ******* ** **** ** thousands ** *******. ** *******, *** more ******* *** **** ****** * positioner *******, *** ****** *** ****. For *******, * '***********' ******-**** *****, designed *** ************ **** *** ******** repeatability ****** * *** ******* ** suitable *** **** ************ ****, *** will ***** ******* $*** *** $****.

* **** ******** *** ********** **** that ******** ** ** ** ****** of ******, *** ** ********** ** within * **** ****** **** ***** between $**** *** $**** *******. ***** units ***** **** **** ******** ******** periods *** *** ******** *** '*********** free' *********.

*** ******** ************, *********** ********** ***** weights ** *** ****** ** **** and **** **** ********* ****** ****** of * ****** ***** ** $**,*** and ***** ****** $**,***. ***** ***** are ********* **** ** ******** ************** or ******** ************, *** **** ** rugged, *********, *** ***** ************, *** often ******** **** **** **** ************ cameras.

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