Wireless Burglar Alarm Sensors Guide

Author: Ari Erenthal, Published on Jul 21, 2017

Wireless sensors for burglar alarm sensors are an increasingly common option for the historical labor intensive wired alarm systems.

However, there are numerous elements and tradeoffs involved in using wireless sensors.

In this guide, we explain these in detail including:

  • How wireless sensors can help cut labor costs
  • Benefits of using wireless sensors in residential
  • Factors in picking wired vs wireless sensors
  • Advantages of wireless sensors
  • Disadvantages of wireless sensors
  • Dealing with proprietary wireless devices
  • Common wireless frequencies
  • Common wireless battery types
  • Understanding the role and use of wireless receivers
  • Hacking wireless sensors
  • Considering encoded / 2-way supervised wireless sensors

******** ******* *** ******* ***** ******* *** ** ************ ****** option *** *** ********** ***** ********* ***** ***** *******.

*******, ***** *** ******** ******** *** ********* ******** ** ***** wireless *******.

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

  • *** ******** ******* *** **** *** ***** *****
  • ******** ** ***** ******** ******* ** ***********
  • ******* ** ******* ***** ** ******** *******
  • ********** ** ******** *******
  • ************* ** ******** *******
  • ******* **** *********** ******** *******
  • ****** ******** ***********
  • ****** ******** ******* *****
  • ************* *** **** *** *** ** ******** *********
  • ******* ******** *******
  • *********** ******* / *-*** ********** ******** *******

[***************]

Wireless ******* *** **** *** ***** *****

********** ******** *** ******** ******* ** * **** ******* *******. Labor ** ******* *** ******* ******* *** ** ************ *******, and ******* ***** **** ******* ** *** ***** ***** ** typically *** **** **** ********* ****** ** ** ************.

**** ** ********** **** ** *********** *************, ***** ***** **** be ****** *** ********* *** **** ** ** *****. ***** residential ************* *** ********* **** * **** ** **** ** wire, *** **** * ***** *********** ************ ***** **** * full *** ** ****. ***** ******** ******* ********** *** **** to ***** ***** **** ***** *** ******* **** ******* ****** and ***********.

******** ** ******* ***** ** * *********** ************ ***** **** and **********, *** *********** ******* ** *********** ********* ****** ****** *** **** ***** ***** ***********, ******* ** **** ****** ***** *****. ***** ******** ******* allows ***** ********** ** ******** ************* ****** *** *******.

Using ******** ******* ** *********** ************

**** ***** ********* ********** ** ****-**-**** ***** *****. ** **** model, ***** ** *********** ***** ** *** **** ** ***** single **** ** * ************, ****** ** **** **** ***** services. ** **********, * *********** ***** *** ** ************ **** to ******* ** ***** ** **** ** ********. ***** ******* are ******** **** ********* *******, ********* ** ** ***** ****, with ***** ********* ********* ** **** ***** ***** **** ** charging *** ********** ********.

*** **** ***** ** ****, ************* **** ** ********* ** quickly *** ** ************ ** ********. * **** ** *********** capable ** ********** * ****** ***** ****** ** *** *** can ******** ***** ** **** ******* ******* ** * ****** day **** ***** ******** *******, ******** *** ***** ******* ** begin ******** *** ******** *** ********** ******* ******.

******** ******* *** ***** **** ** *****, ****** ***** ** well. ********** ***** *** ** * ********* *********, ********** ** the ****** **** ** * **** ******** **** *** *****, the ***** ** ******** ***** ** ******** ****** **** **** the ******, ** ** *** **** ***** ******* ****** *** risers. ** **** *****, ***** ******** ******* ** *** ******* than ****** * ********** ** *** * ****.

Factors ** ******* ***** ** ******** *******

******** ******* *** ************* **** ********* **** ***** *******. *** sensors ********** *** ********* *-* ***** **** ********* **** ***** wired ***********. ** ********, **** ****** ******, ********** ****** *** commercial ***** ******, ** *** ******* ******** *******. **** ***** these ******, ********** **** ** *** * ******** ********, ** added *******.

*********, ******** ******* *** **** *** **** ********** ****** ***** the ********* **** ** **** **** *** ***** **** ** running * ****.

******** ******* *** **** ******** *** ******* *********, ********* ***-*** feet (**-** ******). ** ********, ***** *** ******* ******* ** panels ******** ** **** ****. ********** *** *** ********* ** extend *** ***** ** ******** *******, *** ***** *** **** more ** *** **** ** ** ************.

********** ***** *** ***** *******, *** ********, ** ********** *** industrial *************. *** ***** **** *** ***** ******* ** **** lower **** *** ***** ** *** **** ** ** *********, making ***** ******* *** **** ****-********* ****** *** ***** ************.

Advantages ** ******** *******

  • ***** ***** *****: ******** ******* ******* **** ********** ** *******, and ******** ***** ***** *** ***** ** *******. **** ***** that **** ************, ***** **** *********** *** ******* ******** *******, while ***** ******* ******* *********** ********** **** ********* ***** *****.
  • ****** ******* ****: ******** ******* *** ** ********* ********** *******, potentially ******** ** ************ **** ** ******** *** ** **** jobs ** * ****** ***. ** ********, ** ***** ******* a *** ** **** ** *** ***** *** *******. **** means ****** ***** *** ********** ********.
  • ********** *******: ******** ********** ********** **********, ** *** ******** ****** ************ ***** * ****** ***** back ** *** ********. ** ******** ********** **** ******, *** alarm ***** **** **** * ******* ****** ** *** ******. The ***** *** ** ********** ** **** ******** ******* ******* to ******* ******* ** ****. **** ******** ** ****** ** bypass *** ****** **** ** ******** **** ***. **** ******* have *****-** *** ********* *** ****** ******** ** ****.

Disadvantages ** ******** *******

  • ********** ******: **************** *********** ********* ** *******. **** ******* **** *** * *******, transmitter, *** *******, *** ********* **** ** ************* ****** **** wired ********. ****** *** *********** ******* ********* *** ***** ******** contacts *** **** ******, ********** *** ****** ** ********** *****. This ** **** ** ***** **** ******** ********; ***** ***** sensors, **** ******** *********,******** ***** ***** *******, ******** *********** *** ****** **** **** *******.
  • ******** ******* *******: ********* *** ******** ******* **** * **** expectancy ** ~* *****, ********* ** *****. **** ********* * low ******* ******, *** ******** **** ****** *** *** * service **** ** ******* *** ********* **********, * ******* *********** by *** ***-******** ********* **** ******** ******* ***.
  • ******** ***********: ******** ************ **** * ******* *****, ********* ***-*** feet (**-** ******) ********* ** **** *** ************ ***********. ** contrast, ***** ******* *** ** ******* ******** ** **** **** the *****.
  • **** *********: ******** ******* *** ***** *** ** ***** ***** more ********* **** ***** ***** **********, ******** **** ** *** cost ******* ********** **** ******* ***** **** *** ****** ************ time.
  • ********** *********: **** ***** ******, ********** ********** ******, ****** ******* wireless ******* ******* ********** *********. ****** ** *** * ******** receiver **** ******* **** ** *** **** ******* ********** **** using ******** *******.
  • ****** ******* *****: ********* *********/ ***************

Wireless ******* *** ***** ***********

******** ******* *** ***** *** ********** **** * ******** **** another *****. *** *******, ********* ******** ******* *** *** ********** with ***'* *********. ******** * ******** ****** *** ****** *** type ** ******* ********* ** * ******. ***** **** ****** have * **** ********* ** ********** *******, **** ****** *** only **** * ***. **** ********** ****** ** ***** **** account **** ********** ******** *******. ** * ****** **** * specific ******* ** ******** *** ** ***********, *** ********* *** need ** ****** *** ***** ** ***** ***** ****** *** receiver ** *** ******.

**** *************** ** ***** * ******** **********, *** * ********* incompatibility. ******** ******* **** ** *** * *** ********* ******, but ********* *** ******** ******** ** ****** ******* **** ******* made ** ***** *************.

Common ******** ***********

******** ******* ***** *** ** ******* ** ***********. ***** ******* are ********* ** *** ***-*** *** *****, ******** ******* ************* use *** *** *** *****. ** *** ****** ******, *** FCC ********* ** *****. ************* ************ ***** ******* **** *** *** *** ****** ************** ******* ******* ************ ******** *******. ******* *** ******* *** their ******* *********** *** ****** *** ********* ** *** ***, it ** ******** ********* * ********* *** ******* *** ****** ***** ***********.

*-**** *** ********* ********, *** *** *********** ****** *** *** ******* ** wireless ***** *******. **** *** ******** *** **** ********** ********, but ********* *** *** *********** ** * ****** *****.

Common ******* *****/*****

******** ******* *** ** ******** *********, ***** **** ** ******** periodically. ******* **** ** ***** ** *** ****** ** *********** the ****** *********** *** *** *********** *** ****** ** ******* in, *** ********* *** ****** ****** **** ******** ** ********. Contacts ********** ****** ****** ***** *** ******* *** ** ** long ** ***** ***** ******* ******* * *********** *******, ***** a ****** ******** ** * ******* ********** ******* ***** **** a *** ******* ***** ****. ******* ************ *** ******* ******* life ** ****, ******** ********* **** ** *** ************ *** generally **** ****** ** *********** ************.

********* ****** ********* *** ** * **** *********, *** ********* costly, *******. ***** ***** **** ***** ******* *** ******* ******* batteries ** ***** ***, *** ***** **** ***** ******* *** hard ** ***** ******* **** ***** *** *** * ******* call. *** **** ** ***** ******* ***** *** ********* ***** or ******** ***** *****, *********** ****** **** **** *********** ** cancel ** ****** ***** ********** ******* ** *** *** ** their *********.

***** ********* ********* ***** ******* ********* ** ***** ******* ***********. Folding *** **** ** *** ******* ******** **** *** ********** fee ***** **** *** **** ** ********* *** **** ** the ******* *********** **** *** ****** ** ****** ** *****.

*** **** ****** ******* ***** **** ** ******** *******:

  • ****** ***** ********* *** ***** ~$*.** *** **** ********* ****** and ~$*.** **** **** ********* ** ****.
  • ****** ********* *** ***** ~$*.** *** **** ********* ****** *** ~$2.00 **** **** ********* ** ****.
  • ** ********* *** ***** ~$*.** *** **** ********* ****** *** ~$0.25 **** **** ********* ** ****.

** ********* *** ****** ********* *** **** **** ***** ********. CR2032 *** ****** ********* *** ** ********* ** **** **** alarm ************ *** ******** *********.

Most ****** ******* * ******** ********

**** ***** ****** ******* * ******** ******** ** ** ********** with ******** *******.

******** ********* ******** **** ** *** ****** ***. **** ****** the ******** *** ****** ** ** ******* ****.

**** ********* **** ****** ** *** ****** ** ******** ******* they *** *******, **** *, *, *, *** ** ******* being *** **** ******. **** ********* *** ******* **** ** the ****** ** ***** ********* ** *** *****.

******** ********* *** ******** ******* ******* ** **********, ** ***** can ***** ** ***** ******** *******. ****** ***** *****, ***** are********* ** *** ***** ****** * ***, ******** ********* **** ** ****** ** ** *********** **** in ***** ** ******* *******. **** ***** **** *** ****** to *** ******** *** *********** ***** *** ******** *****.

** ******* ****, ******** ********* ******** **** ****** ******** ** detect ********** ******** ** ****** *** ********. ** ********, *********** commonly ******* *** ******** ** * ****** ****, **** ** the ****** ** * ******.

**** ***** ****** **** ***** ** ******** *********. **** ********** alarm ****** *** ******** ** ** ******** ****, **** ******** receivers ***** ***** **** *** ******.

******** ********* *** ***** ~$*** ***.

Hacking ******** *******

******** ******* *** ** *********** ** *******. ** *** ****** is *********** ******* *** *********** *** ********, ** *** ** jammed ** *******. ** ********, ******* ** ******** * ***** sensor ******** ******** ****** ** ****** *** ****** ** *** wire, ***** ** **** **** ********* ** **********, ********** ** the ******* ** **********.

***** ********** ** *** **** **** ***** ** **** ** *** ***** **********, * ************ ********* *** *** ** **** ** **** false ******* ** ***** *** ****** ******* ** *** ********, while *** ****** ****** ****** ****** ** *******.

**** ******** ******* *** **** ********** ** ******* **** ******. For *******, **** ******** ******* ******** ***** ******* ***********, ** known ***********, ************* *********** **** ************ ***** ** ******. *** ******** ******* * **** ***** **** ******** *** ********* ***** *********** ******** ************. **** ***** ************* *** ***** ****************, ***** ********* ******** ************.

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

Encoded ** *-*** ********** ********

***** **** ************* **** ********** *** ***** ******** *******, ********* ADT,*******, *******(***** ** ******* ********-**** ******), ****** *** ********* ******* ** make ****** ************ **** ********* *** *** *** ************* ** make ******* ** ******** ******** ****** ** ******. *** *******,***,***, ********* *** ********* ******* ** * *** ********** **********.

Comments (3)

**** *******. ** ***** **** **** ** ******* **** *** only ** ****** ********* ******* **** ******. ********* ****** *** a ****** *****. *** ******* *** ******** ************ **** * typical ***** ** **** ** **** *** *** *** **** Power ******** ***** *** ** *.* *****.

**** *** ***-*** ****** ** (** ***** *** ***) ****** wireless ****** **** **********. ****** ******* & ****** ***, ******* battery *****. *** ******* ** ****** *** ******** **** *** air, ***********, ***** *****, *** ** ** **** **** ** even *** ** ** ***** ** *** ******** ***** *** offer ****** **********. *** ******* ** **** * ******* ** the ******** ****** *** ******** ******, *******, ******, *** **** wireless ****** **** **** ***** *******. (********** **** ***** ******).

***** ** ****. *** *'** **** *** *** * *****. :-)

*** **** *** * **** *** **** **** ******** ** that ** ***** ** *** *********** ** ******** ******** *** sensor ** *** **** ***********.

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