Lock Status Monitoring Tutorial

By Brian Rhodes, Published Dec 15, 2021, 08:58am EST (Info+)

A door may look closed but not actually be locked. Without lock status monitoring, the doors and areas they protect could unknowingly be left insecure.

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Lock status monitoring addresses a key vulnerability of many access control systems, but its value is often ignored or misunderstood. In this report, we explain:

  • How Lock Status Monitoring Prevents Security Risks
  • Why Shut Doors Do Not Mean Secure Doors
  • Tradeoffs Of Door Position vs. Lock Monitoring
  • Typical Lock Monitoring Cost
  • Examining Latchbolt Monitoring vs Latchbolt Strike Monitoring
  • Explaining Maglock Bond Sensors

Importance ** **** ********** **. **** ********

'**** **********' ******** **** ** *******'* hardware **** ** *******, ********* ** the ****** ****** **** ***** *** both ****** *** ******* ***** **** access ***** *** **** ******/**** ******** properly **** *** **** ** ****.

**** ******** ******** ******** ******** (***)**** ******** **** * **** ** shut (*** *** **** ** ** locked). ** **** ***, **** ********** is **** ****** **** ***.

Monitoring ******* **** *********

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********** ** *** ************* **** ********** access ***** ***, **** ******** *** be ********** ** *********. ****** *** lock ******** ** ********* ** ******, intruders *** ****** *** ***** *** proceed, ********** ** *** ******.

*** *******,******** ********** ** *********** ** ******* ******* objects ** *** ******, ********** *** latchbolt **** ********. **, **** *** be **** ** **** **** ** prevent *** ***** **** *********. *** image ***** ***** *** ***** *** be **** ** ******* *** ***** from ********* **** *** ****** ** keep *** **** ******.

************************* ***** ******* ** ******* ***** (typically *** ******** ****** ** ****), they **** **** **** *** ****** and *** ******** **** **** *******.

*** ***** ******** ******* ***** ***** drastically ** *** ****** *** *** allowed ** **** *******. **** ******** the ******* **** **** ** ***** reduces *** **** ** **** * few ******, ******** *** **** ** be ****** ****** ****.

*** ***** ***** ***** * ***** of **** & **** ****** (******) used ** ********* **** * *******'* bond, ******** ****** ** ***** ******* the ****:

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Shut ***** ** *** ****** ***** ****** *****

***** ***** *** ****** ***** ****** to ** ****** ****** *** *** insecure ** *******. **** * **** equipped ******** ******** *********** **** **** ****** ********* ** it ** **** ** ****, ******* to *** ********* ********** **** '******' also ***** '******'.

*************, **** ******** ** ****** ****** controls **** **** ********, ***** *** convenience *** *** ******, ** ***** in******* ***** ****** ******* ********. *******, **** ** **** ******* criminal **********, ********* **** ****** ***** can ***** ****, ************ ***** ******* the **** ** ********** ***** ** trespassers *****.

Door ******** ****** **** *** **** **********

** **** *****, ***** **** ********** costs ********** **** (~$**-*** *** ****) than **** ******** ********.

*** **** ********** ***********, ****** **** ******** ******** ** Lock ******** *** ********* ** *** 'Door *******' ***** ***** ******-****** ******* on *** ********** *****.

**** ** ** ******* ** ******* wiring *** ** *** **********:

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*** **** ** ****** * *******-***** door ******* ***** ** ** *** as $* *** ***, *** **** a *** ******* ** ******* *** connect ** ** ****** ******. *******, specifying ********** **** ********** ** *** lock **** ******** *** ****'* **** by **% - **%. *** **** difference *** ******* *** **** ********** is *** ** ******** **** ** Door ******** ********.

** *** ****** *****, *** ********** latch ******* ** ********* ** *********** by *** ** *** ****** *** green *****:

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*** ****** ******* *** ***** ********** in *** ***** ** ***** ** often ******** **** ***** *****, *** leaving ***** ********** *********** ****** *** lock ***********.

Three ****** ***** ** **** **********

**** ********** ** ******* ******** ** three ****:

  • ********* ********** (***)
  • ********* ****** ********** (****)
  • ******* **** *******

***** *** ***** *** **** ** be ******* ****** *** ****, *** monitoring ******* *** *********** *********. *** even * **** **** ** ****** parts, **** * *******, *** ** monitored ** ******** *** **** ********.

Latchbolt **********

*** *** ** ***** ** ***** are ****** *** ***** ******* *** engaged ** ** '********* **********'. ** this ******, * ********** ** ********* switch ***** ****** *** ****** ****** whether *** ****'* ********* ** ******** is ********. ** *** ***** ** thrown, *** *** ** ******* *** the **** ***** ******. ** *** latch ** *** ******, *** **** is ********, *** *** ****** ******* unpressed ** *********** ** *** *****.

**** ***** ***** *** ******** ** the ********** ****** ****** * ****:

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***** ****** ****** *** ** *** cost ** **** ****, (** **** as $** ** $**), *** ****** it ******* ******** ********* ******** *****.

Latchbolt ****** **********

******* ****** ** ********** *******, ********* Strike **********, ******** ******** *** ******** solenoid ********, ***** ********* ******* *** strike ** ******* *** ********* **** latches. *** ********* ** **** ** that **** *** **** ******* *** less ***** ** *********** *** ********, but **** *** *** ** ****** as *** ******* ** *******.

**** ******* ***** **** ** ** option, ** **** ******:

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Maglock **** *******

*** **** ****** ****** ** ********** maglocks ******** * ****** **** ****** the ***** ******** ** *** *************** coil ****** *** ****. **** *** field ** ********* ** ****** ****, an ********** *** ** **** ****** loop ******* *** **** ** ****** bonded. *** ***** ***** ***** *** 'green ** ****' *** ********* ** one *******:

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** **** *****, **** ******* *** a ******* ****** ** ********, *** using **** **** ** **** ***** they *** ******* ********.

*******, ***** ******* *** ** '***' over **** *** ** **** ** corrosion. ******** *********** ********* * ********** onsite *** * *********** ****** ******* a *** ******* *** ** ****** once ** ***** ** *** **** of **** ***** *** ***** ********.

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

**** ********** *** **** **** ******** and **** ********** ** *** **** time ** ****** *** ******** ** series **** *** **** ******** ******. Instead ** ****** ******* * **** is **** ** ******, *** ****** would *** ** ** **** *** not ****** ** ****** *** ******.

**********, **** ********** ******* *** ** run ** ******** ******* ********** ******. If ***** **** ** ******* **** status **********, **** ****** *** **** be ****** ** *** ******** ******. For *******, ** ***** ******** ****** the *** ****** ** **** ******, separate ********** **** **** *** *** lock ********** ** ********.

Comments (3)

IPVM Image*** **** ** ****** ******** *** or **** ** ** ****** **** supplying * *** ******** ****** ** not ******* *** ** ** **** cases **** **** *-**% ******:

*** ******* ** $**.** **** **** the *** **** ** *** ******* integrators *** **** ************

*** ******** ** ***** $**.** **** than *** *** **** ** *** pricing *********** *** **** ************

***** ****** ********* ***** **% **** in **** ******* * **** *** a **** ***

***** ****** ********* ***** **% **** in **** ******* * **** *** a **** ****

*** *** *** *** ****, ******* going ******* *** *** **** ****, it ***** ** ****** $**.** **** to *** *** **** *** *** over *** ******* **** *** ******** strike. *** ********** * **% *******.

***, *** *** $*.** ******* ***** door *******, ** *** **** **** 5 *****, *** ** *** **** you ** ********** ** ******* *** wiring ******** ****** *** **** ****** and ***** ** ** ******* * metal ****'* ****** ** ******** ** needs ** **, ** ** * lot **** ***** ** *** ** integral *** ***** ******** *** *** used ** * ***** ****** **** frame *** *** **** ** ***** out ** ***** ****(*) ** ***** the *** ****** ** * *** 9600/9500/9400, ***** ** ******** ** *** strike **** ** * ********* ***** than *** **** ***** ******.

** **** *****, ** *** ** with * */*" ******** ***** **** contact, ***** ****** **** ******* *** placement *** ****** *******.

Agree
Disagree
Informative: 2
Unhelpful
Funny

****'* **** ********. ******, * ******* the **** ******** ** ** ***'* misunderstood ** * ******* ****.

Agree
Disagree
Informative
Unhelpful
Funny

***** **********. * *****; ** ****, if *** ** ** "*********" *** cost ***** **** ** **** $*** per **** ** *** *** ***** the ***, *** *** ** ** in * ********** ****** **** ** an ******** ** ****** **** ******. That ****, * ***** ***** ****** stick * ******, **** ****** *** electric ****** (** ******** ****) ** a **** ******* ***** ****** *** the ****** ** *** ***** ** writing. *** *** ********: "** *** want ** ** ** **** ** possible **** **** ***** ****** ******* when *** ****** ***** *** *** door ** ******.?" **** ** *** a ******* ** *** ******** ************** ** ** ** ******** ********.* **** **** ******** ** *** suits (** *** *********'* ****) *** I ***** ********* * *** ************ ****** ******** ** ***** ** ********** *** mounts * **** ******* ** **** issue.

*********** ****** ********* ******* **** ***** and *** ** ** ******* ******** the ********* ** ** *** *****. Don't ** *** *** ** ******* "***** ******".:

Agree
Disagree
Informative: 1
Unhelpful
Funny
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