EasyManua.ls Logo

Cameron NUFLO Scanner 2000 microEFM - Zero Offset (Static Pressure or Differential Pressure); Static Pressure Calibration and Verification

Cameron NUFLO Scanner 2000 microEFM
192 pages
Print Icon
To Next Page IconTo Next Page
To Next Page IconTo Next Page
To Previous Page IconTo Previous Page
To Previous Page IconTo Previous Page
Loading...
56
Section 2 Scanner
®
2000 microEFM
 0RQLWRUWKHSUHVVXUHUHDGRXWDQGZDWFKIRUDVWHDG\GHFUHDVHLQSUHVVXUH,IOHDNDJHLVLQGLFDWHGGHSUHV-
VXUL]HWKHV\VWHPE\RSHQLQJERWKE\SDVVEORFNYDOYHVWKHQFKHFNDOOPDQLIROGDQGSLSLQJMRLQWV7LJKWHQ
FRQQHFWLRQVDVQHFHVVDU\
 5HSHDWVWHSVWKURXJKWRUHWHVWWKHPDQLIROGIRUOHDNV
$QDGGLWLRQDOWHVWFDQYHULI\WKHFRQGLWLRQRIWKHHTXDOL]LQJYDOYHV$VVXPLQJWKHDERYHWHVWKDVFRQ¿UPHG
WKHV\VWHPLVOHDNIUHHFORVHERWKHTXDOL]LQJYDOYHVDQGRSHQWKHYHQW0RQLWRUWKHGLIIHUHQWLDOSUHVVXUH
UHDGLQJIRUDQ\FKDQJH5HSDLURUUHSODFHWKHPDQLIROGDVUHTXLUHGLIWKHGLIIHUHQWLDOSUHVVXUHYDULHV
Zero Offset (Static Pressure or Differential Pressure)
7KHVWDWLFSUHVVXUHLQSXWIRUWKH6FDQQHULV]HURHGDWWKHIDFWRU\EHIRUHVKLSPHQW+RZHYHUFKDQJHV
in temperature and atmospheric pressure can cause the
VWDWLFSUHVVXUHDQGGLIIHUHQWLDOSUHVVXUHUHDGLQJVWRYDU\
7KHLQSXWVFDQEHHDVLO\]HURHGLQWKH¿HOGLIQHFHVVDU\
SULRUWRSXWWLQJWKH6FDQQHULQWRVHUYLFH
To zero the static pressure or differential pressure
 Close the bypass valves to isolate the pressure below
WKHPDQLIROG
 2SHQWKHHTXDOL]HUDQGYHQWYDOYHV
 &RQQHFWWRWKH6FDQQHUZLWKWKH0RG:RU;3URVRIWZDUHDQGDSSO\]HURSUHVVXUHIURPWKH&DOL-
EUDWH,QSXWVVFUHHQVHHWKH0RG:RU;3UR6RIWZDUH8VHU0DQXDO3DUW1R$IRU
FRPSOHWHLQVWUXFWLRQV
6WDWLF3UHVVXUH&DOLEUDWLRQDQG9HUL¿FDWLRQ
1RWH 7KHSUHVVXUHUDQJHVWDPSHGRQWKH097LVH[SUHVVHGDVSVLDDEVROXWH+RZHYHU6FDQQHU
SUHVVXUHLQSXWVDUHUHFDOLEUDWHGDVSVLJJDXJHDWWKHIDFWRU\EHIRUHWKHGHYLFHLVVKLSSHG7KHUH-
IRUHSUHVVXUHUHDGLQJVGLVSOD\HGRQWKH/&'DQGLQWKH0RG:RU;3URVRIWZDUHDUHLQWHUPVRISVLJ
7KHVWDWLFSUHVVXUHDQGGLIIHUHQWLDOSUHVVXUHLQSXWVDUHFDOLEUDWHGDQGYHUL¿HGEHIRUHWKH6FDQQHUOHDYHV
WKHIDFWRU\DQGUHFDOLEUDWLRQLQWKH¿HOGPD\RUPD\QRWEHUHTXLUHG7RFRPSO\ZLWK$3,VWDQGDUGVIRU
YHUL¿FDWLRQ³DVIRXQG´UHDGLQJVVKRXOGEHUHFRUGHGDWDSSUR[LPDWHO\DQGSHUFHQWRIWKHRSHUDWLQJ
SUHVVXUHUDQJHLQFUHDVLQJDQGDWDQGSHUFHQWRIWKHRSHUDWLQJSUHVVXUHUDQJHGHFUHDVLQJ)RU
H[DPSOHWKHVWDWLFSUHVVXUHPHDVXUHPHQWVRIDSVLVHQVRUVKRXOGEHYHUL¿HGDWSVLSVLDQG
SVLWKHQDWSVLSVLDQGSVL
!
:$51,1*'RQRWVXEMHFWWKH6FDQQHUPLFUR()0WRXQQHFHVVDU\VKRFNRURYHUUDQJH
pressure during maintenance operations.
To calibrate the static pressure
 &ORVHWKHE\SDVVYDOYHVWRLVRODWHWKHSUHVVXUHEHORZWKHPDQLIROG
 2SHQWKHHTXDOL]HUYDOYHVDQGYHQWYDOYHWRSXUJHWKHOLQHV
 &ORVHWKHYHQWYDOYH
 &RQQHFWDVWDWLFSUHVVXUHVLPXODWRUWRWKHPDQLIROGHLWKHUVLGH
VENT
BYPASS/
BLOCK
EQUALIZER
BYPASS/
BLOCK
EQUALIZER

Table of Contents

Related product manuals