Extech Instruments VPC300 Скачать руководство пользователя страница 14

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(How to Use the Extech VPC300)

25.

Also, be sure to zero out the particle count sensor from time to time (see step 29 for more
discussion). First, unscrew (

“

righty tight-y, lefty loose-y

”

) and remove the isokinetic probe.

26.

Then attach Zero Count Filter in place of isokinetic probe.

Содержание VPC300

Страница 1: ...guide to use the Extech VPC300 for IAQ Testing Not all functions are reviewed in this condensed How to Use guide For more information consult Extech s User Guide http www extech com resources VPC300_...

Страница 2: ...How to Use the Extech VPC300 1 Turn on the Extech VPC300 EV3 by pressing and holding the power button 3 5 seconds 2 To get to setup mode press the enter button...

Страница 3: ...How to Use the Extech VPC300 3 On the Particle Measurement screen press 4 On the Particle Settings screen only 2 settings need attention Sample Time and Sample Mode...

Страница 4: ...How to Use the Extech VPC300 5 To set Sample Time press the enter button 6 On this screen seen below press the enter button again...

Страница 5: ...How to Use the Extech VPC300 7 Then press the up arrow or down arrow until it reads 60 seconds 8 On the same screen press the enter button to set save the Sample Time...

Страница 6: ...button to return to the Particle Settings screen If you did it correctly you will briefly see the word Success flash in white letters in the bottom left corner of the Sample Time screen 10 On this scr...

Страница 7: ...How to Use the Extech VPC300 11 On the same screen press the enter button to set Sample Mode 12 When the Sample Mode screen appears Cumulative is the default setting Make sure Cumulative is selected...

Страница 8: ...urn to the Particle Settings screen Again if you did it correctly you will briefly see the word Success flash in white letters in the bottom left corner of the Sample Mode screen Now you re ready to r...

Страница 9: ...How to Use the Extech VPC300 15 Open the temperature RH sensor by sliding down its protective cover 16 Remove cap from isokinetic probe...

Страница 10: ...the device whether cleaning or testing the sleeve on the temperature RH sensor needs to be slid down all the way and the cap on the isokinetic probe needs to be removed 18 If you would like to take a...

Страница 11: ...How to Use the Extech VPC300 19 You can access screen captures later by returning to the start up screen below 20 Then press...

Страница 12: ...How to Use the Extech VPC300 21 The Memory Set screen will appear 22 Next press the up arrow or down arrow to select the Picture option...

Страница 13: ...ng your captured images Press the up arrow or down arrow to find and highlight the screen capture you want Then press the enter button You can also do this process steps 19 24 to retrieve saved videos...

Страница 14: ...so be sure to zero out the particle count sensor from time to time see step 29 for more discussion First unscrew righty tight y lefty loose y and remove the isokinetic probe 26 Then attach Zero Count...

Страница 15: ...How to Use the Extech VPC300 27 Open the temperature RH sensor by sliding down its protective cover pictured lightened to show detail 28 Press button to clean purge the device...

Страница 16: ...r Manual for details REMEMBER If you change the Sample Cycle to 10 to purge clean be sure to change it back to 1 for your next IAQ test NOTE Your Extech VPC300 needs to be calibrated annually You must...