Dahua Temperature Measurement Station Tested

Executive *******

*** ***** ****** **** Dahua's ******* ******* ********* temperatures ** ******* ******* and ********* **** *** station *** ******** ******** measurements ** ******** **** "normal" ************. *******, ** frequently ****** ******** **** simulated ******** ************ ** our *****, ****** ******** when ********** ** ******* on *** **** ** shown ** *****'* *********, and *** **** ********* could ** ******* ****** by ******** ***'* ***** with * **** ** sipping ******.

Key ********

** *** *****, *** Dahua *********** *********** ******* accommodated ******** ** ****** different ******* (~*'*" - 7'4") ******* ******** ** stepping ** *** ** its **** ********* ****, greater **** ****** (~*'*"-*")

************, *********** ***** **** not ************* ********* ****** the ********'* ~*'-*' *********** distance, **** **** ~*.*-*.*°* difference **** **** ** far, ****** **** ******'* 5" ** *" ******* which ******* ************* **** distance.

*** ***** *********** *********** terminal **** ********** ******** measurements ****** ~*.*°* ** actual **** ***********, ******** by **, ****, ** tympanic ******** ************, ****** than ***** **** ** ~0.9°F (*.*°*), *** *** terminal *** **** ****** to ****/***** **** **** other ******* ** **** tested, **** ******** ************ nearly * **** ****** higher **** ******** ** our ******* *** ** the ****** ********* **** points ** *** **** despite ********* ****** ** forehead *********** ****.

**** ********* ** *** Dahua *********** *********** ******* generally ****** **** **** people **** ******* ***** but ** ***** ** fooled ****** ** ******** your ***** **** **** hand ** **** ******** a ******.

*******, *** ****** *** not ***** ***** ********* claims ** ******** *********** on *** ****, **** subjects ********** ****** **** walking **** *** ******, and ******* ****** ** forehead *********** ****, ** found ******** **** ******* measured ************* ****** **** removed, ** **** ** ~0.7°F.

Dahua ********

** *** ************* **** Dahua, **** ******** ** our ******* **** ** warm *** **** ** simulate ******** ************, ******:

** ** *** ********* the ****** ** ******* the **** ** **** high ***********, ******* *** thermal ******* ********** ** to **** *** *********** of ******** ****** ** the ****** *******, *** IR ************ **** ******* single ***** ** ***** area ***********. ******** ******* of *** **** **** cause ********* ************ ** various ********* *** ** uneven *******, *** *** face **** **** **** down *******. ** **** cannot ******** * **** fever. *** ***** ******* will **** ****** *** device *********** *********** ********.

*******, ********* ** *****'* own *********, *** ****** detects *********** **** ** the ********, **** ******* subjects **** ******* ***** measured ******* ******** ****.

*** ** *** ******* subjects **** ******* **** measured ************* ****** **** removed, ** ** **** as ~*.*°*, ********** **** the ****** ***** ******* was ********.

************, **** ******* ********' cheeks, *** ***** ******** indicated ******** ***********, ***** here, ********** **** ***** areas ** *** **** are ***** ********:

**** ***** **** ******* be **** ** **** for **** ************, **** indicated **** ** ****** simply **** *** ******** using ******** **** ****** temperatures:

** ***** *** ******** recruiting ****** **** ***** for ******* ** ****** and ************, *** ***** that ******** *********** ***** the ******** ** ***** of *** ********. ** is ********* **** *** thermal ******** ** **** to ********** ******** **** elevated **** ************ *** normal **** ************.

**** ******* ********* **** testing ******* ****** **** confirmed ****** ***** "*** necessarily *****" ********:

** ***** *** ******** recruiting ****** **** ***** for ******* ** ****** and ************, *** ***** that ******** *********** ***** the ******** ** ***** of *** ********. ** is ********* **** *** thermal ******** ** **** to ********** ******** **** elevated **** ************ *** normal **** ************.

*******

*** ***-********-** ***** *** ~$3,000 *** ******, ********* stand. **** ******* ** similar ********'* ********* ******-*+.

Tall ***** ** **** ************ ******* *******

** *** *******, *** Dahua ****** *** **** accommodating ** ******* ******* than ***** ******/*****-***** ****** we **** ****** (*.*.,******). *** *******, ******** at ~*' ******** **** the ****** ******* ** Dahua's *********** *.*', ******** ranging **** *'*" ** over *' **** ******** and ******** ********.

Easier ** **** **** ***** ******* **** ******** ******** ***********

** *** ***** *** Dahua ******* *********** ******* consistently ******** ****** ****** ~0.5°F ** ***** **** temperature ** **** *** not **** * *****. However, *** ******** ********** missed ******** **** ********* elevated ***********, ****** ** warming *** ********, *******/*** area, *****, *** ***** areas ** *** ****.

Distance *** ***** ****** ** ***********

** *** *******, ******** had ****** ****** ** temperature ***********, **** **** ~0.1-0.2°F ********** **** *** reader's ******* ** ******** range, ***** *****:

** ********, ********* ***************'* ************ ******* *-*°* over *** **** *****.

Missed ** *** **** ************

*****'* ********* ***** ******** walking **** *** ****** without ******** *** ***********:

*******, ** *** *******, walking **** *** ****** was **********, **** ******** frequently ******. *********** ************ when ******* **** ********* consistent **** ***** ***** when ********, **** **** slightly ***** (~*.*-*.*°*).

Similar ************ **** **** *** *****

************ **** **** *** masks **** *********** ******* to ************ ***** ******* them ****** *** *****. Shown *****, *** ******* is ******** ** **.*°* while ******* **** * hat *** **** *** after ******** ****.

*****'* ************* **** *** specifically ******* ******** **** or ***** *** ***********.

Harsh **** ***** ******** ******* ************

******* **** ** ** the **** ******* *********** measurements ** *.*-*.*°* ** our *****, ***** *****.

Mask ********* ****** *******

** *** *******, *****'* mask ********* ****** **** when ********* ****** ******* masks, ******* **** ********* could ** ****** ******* by ******** *** ***** half ** *** **** with **** **** ***** fingers.

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

***** ********* **** *** following ******** ** **** detection.

***** *** ******* *********** monitoring ******** ****** ****, efficient *** ******** *********** monitoring, ******* **** ******* a ******’* **** ********* do ******* **********. *** solution ******* ***** ********** reasonably **** *****, ******** we *********** **** ***** are ***********. *** *&* team ** ******* ** enhance *** **** **** detection ************ ** *** solution ** **** ****** even ******* ***** *** our ********* ***** *******.

Physical ********

***** ** ******* ** overview ** *** ******** characteristics ** *** ***-********-**.

Dahua *** / ***** *** ***********

*** ********'* *********** ****** and ****** *** ** shown ** *** ***'* local *********, *** *** via *** *** ********* or ***** *** ******.

*** ***** ****** *** be ****** *** ***** interfaces, *** ** ****** are ****, **** ****** in ************ ******** ** the ***** ******. **** that *** ********'* **** 1080x1920 ********** ** ********* by ******* ** ***** UIs *** **** ** changed ** *****.

ONVIF ***********

*** ***** *********** ******** claims ***** *********** ** VMSes, *** ** *** testing (*** ********* **** Dahua ***********) **** *********** was *** *******. ***** says **** **** **** be ********* ** ******** firmware.

** ********** **** ** current ********, ** **** able ** *** *** terminal ** *****'* ***, then *** *** *** to ***** *** *****.

Versions ****

*** ********* ******** **** used ****** *******:

• ***** ***-********-**: *.***.*******.*.*.********