Cameron NUFLO Scanner 2000 microEFM - Measuring Liquid via a Differential Pressure Meter; Best Practices

46
Section 2 Scanner
®
2000 microEFM
Measuring Liquid via a Differential Pressure Meter
1RWH 7KLVVHFWLRQFRQWDLQVLQVWDOODWLRQJXLGHOLQHVIRURUL¿FHDQGFRQHPHWHUV,ILQVWDOOLQJWKH6FDQQHU
ZLWKDQDYHUDJLQJSLWRWWXEHPHWHUUHIHUWRPDQXIDFWXUHULQVWUXFWLRQVIRULQVWDOODWLRQ
Best Practices
7RHQVXUHPHDVXUHPHQWDFFXUDF\HQVXUHWKDWWKHPHWHUUXQFRPSOLHVZLWKWKHIROORZLQJ$*$DQG,62
JXLGHOLQHVDVDSSOLFDEOH
 'RQRWSODFHXQLWQHDUYHQWVRUEOHHGKROHVWKDWGLVFKDUJHFRUURVLYHYDSRUVRUJDVHV
 &RQVLGHUWKHRULHQWDWLRQRIWKHPHWHUUXQZKHQGHWHUPLQLQJWKHEHVWSRVLWLRQIRUPRXQWLQJWKH6FDQQHU
– If the Scanner 2000 is mounted to a horizontal pipeline, make sure process connections are horizon-
WDOZLWKWKHSLSHOLQHRUVORSHGGRZQZDUGVWRZDUGVWKH6FDQQHU0RXQWWKH6FDQQHUEHORZWKH
SUHVVXUHWDSVDWWKHSLSH8VHWKHVLGHXSSHUSRUWVDVSURFHVVFRQQHFWLRQVDQGWKHERWWRPSRUWVIRU
GUDLQLQJDQG¿OOLQJWKH'3KRXVLQJV
– If the Scanner 2000 is mounted to a vertical pipeline, install the sensor below the differential pressure
VRXUFHFRQQHFWLRQV6ORSHDOOWXELQJGRZQZDUGDWOHDVWLQFKOLQHDUIRRWWRDYRLGJDVHQWUDSPHQW
 0RXQWWKH6FDQQHUDVQHDUOHYHODVSRVVLEOHVXFKWKDWWKHRSHUDWRUKDVDFOHDUYLHZRIWKH/&'DQG
FDQDFFHVVWKHNH\SDGHDVLO\ZKHQWKHHQFORVXUHFRYHULVUHPRYHG7KHORFDWLRQVKRXOGEHDVIUHHIURP
YLEUDWLRQDVSRVVLEOH
 0DNHVXUHWKHKLJKSRUWRIWKHVHQVRUPDUNHG³+´LVFRQQHFWHGWRWKHXSVWUHDPVLGHRIWKHPHWHUUXQ
 3LSHGLDPHWHUV'VKRXOGEHEHWZHHQLQPPDQGLQPPSHU,62RUJUHDWHUWKDQ
LQPPSHU$*$
 3LSH5H\QROGVQXPEHUVPXVWEHDERYH$YRLGKLJKYLVFRVLW\OLTXLGVJUHDWHUWKDQF3
 GRUL¿FHGLDPHWHUPXVWEHJUHDWHUWKDQRUHTXDOWRLQPP
 2UL¿FHȕGLDPHWHUUDWLRPXVWEHJUHDWHUWKDQRUHTXDOWRDQGOHVVWKDQRUHTXDOWR
 *DXJHOLQHVVKRXOGEHRIXQLIRUPLQWHUQDOGLDPHWHUDQGFRQVWUXFWHGRIPDWHULDOFRPSDWLEOHZLWKWKHÀXLG
EHLQJPHDVXUHG)RUPRVWDSSOLFDWLRQVWKHERUHVKRXOGEHQRVPDOOHUWKDQóLQPPDQGSUHIHUDEO\
LQPPLQGLDPHWHU7KHLQWHUQDOGLDPHWHUVKRXOGQRWH[FHHGLQPP,IKLJKWHPSHUDWXUH
ÀXLGVDUHOLNHO\WREHHQFRXQWHUHGPDNHVXUHWKHPHDVXULQJWXEHXVHGLVUDWHGIRUWKHDQWLFLSDWHGWHP-
SHUDWXUHUDQJH6HHDOVRWKHWHPSHUDWXUHZDUQLQJRQSDJH
 ,IWKHUHLVSRVVLELOLW\RIIUHH]LQJWKHJDXJHOLQHVFDQEH¿OOHGZLWKDVXLWDEOHVHDOOLTXLG7KHVHDOOLTXLG
VKRXOGEHVRPHZKDWGHQVHUWKDQWKHSURFHVVÀXLGVKRXOGQRWGLVVROYHLQLWVKRXOGKDYHDVXI¿FLHQWO\ORZ
IUHH]LQJSRLQWDQGVKRXOGEHQRQWR[LF$OWHUQDWLYHO\KHDWWUDFLQJFDQEHXVHG
 *DXJHOLQHOHQJWKVKRXOGEHPLQLPL]HGWRKHOSSUHYHQWSXOVDWLRQLQGXFHGHUURUV
 *DXJHOLQHVVKRXOGVORSHXSZDUGWRWKHPHWHUDWDPLQLPXPRIRQHLQFKSHUIRRW
 If gauge lines must slope in more than one direction, do not allow more than one bend and install a gas
WUDS
 *DXJHOLQHVVKRXOGEHVXSSRUWHGWRSUHYHQWVDJDQGYLEUDWLRQ
 Where pulsation is anticipated, full-port manifold valves with a nominal internal diameter consistent with
WKHJDXJHOLQHVDUHUHFRPPHQGHG
If the Scanner 2000 is mounted to a cone meter, consider the following guidelines in addition to the best