M-VF Series Safety Excess Flow Valves0 pages
6DIHW\ ([FHVV )ORZ 9DOYHV
M-VF Series
ZZZPDOHPDFRP
3UHYHQWV XQFRQWUROOHG ÁRZV RI FRUURVLYH DQG
QRQFRUURVLYH ÁXLGV
(Standard Version)
Key Features
+LJK UHOLDELOLW\
)LHOG DGMXVWDEOH
/RZ SUHVVXUH GURS
$OO PHFKDQLFDO
5LJKW DQJOH ÁRZ
7KH 09) 6HULHV 6DIHW\ ([FHVV )ORZ 9DOYHV DUH HQJLQHHUHG IRU IDVW DXWRPDWLF VKXWRII LQ FDVH RI OLQH
KRVH RU ÀWWLQJ IDLOXUHV SURWHFWLQJ SODQW SHUVRQQHO DQG LQVWUXPHQWV 'HVLJQHG IRU SURWHFWLRQ RI V\VWHPV KDQGOLQJ FRUURVLYH WR[LF UDGLRDFWLYH DQG ÁDPPDEOH PDWHULDOV WKH YDOYH ZLOO LQVWDQWO\ GHWHFW
VXUJHV LQ WKH V\VWHP DQG VWRS ÁXLG ÁRZ :KHQ WKH EUHDN LV UHSDLUHG DQG SUHVVXUH HTXDOL]HG LQ WKH
V\VWHP WKH YDOYH ZLOO RSHQ WR DOORZ WKH ÁXLG WR ÁRZ WKURXJK WKH V\VWHP 7KH 09) RSHUDWHV HIIHFWLYHO\ ZLWK DOO ÁXLGV OLTXLGV RU JDVHV
Operating Principle
$V WKH ÁXLG OLTXLG RU JDV HQWHUV WKH YDOYH WKH SUHVVXUH GLIIHUHQWLDO DFURVV WKH SLVWRQ FUHDWHV D YHQWXUL
HIIHFW DFFHOHUDWLQJ WKH ÁRZ WKURXJK WKH YDOYH $W D SUHVHW ÁRZ UDWH ZKHQ WKH GLIIHUHQWLDO H[FHHGV
WKH PDJQHWLF DWWUDFWLRQ EHWZHHQ WKH SLVWRQ PDJQHW DQG WKH DGMXVWLQJ VFUHZ PDJQHW WKH SLVWRQ
WUDYHOV LQVWDQWDQHRXVO\ RYHU WRZDUGV WKH RXWSXW SRUW WKHUHE\ VKXWWLQJ RII WKH ÁRZ :KHQ WKH SUHVVXUH LV HTXDOL]HG EHWZHHQ ERWK VLGHV RI WKH YDOYH WKH SLVWRQ DXWRPDWLFDOO\ UHWXUQV WR LWV SUHYLRXV
DGMXVWHG ÁRZ VHWSRLQW 7KH VKXW RII VHW SRLQW LV ÀHOG DGMXVWDEOH DQG WKLV LV DFKLHYHG E\ WXUQLQJ WKH
DGMXVWLQJ VFUHZ
,Q WKH FDVH RI SRVLWLYH VKXWRII PRGHOV DQ HODVWRPHU RULQJ ÀWWHG RQ WKH QRVH RI WKH SLVWRQ FRPSOHWHO\ VKXWV RII WKH ÁRZ RQFH LW UHVWV RQ WKH VHDW DQG UHVXOWV LQ EXEEOH WLJKW FORVXUH )RU UHVHWWLQJ EOHHG
WKH XSVWUHDP OLQH WR DWPRVSKHUH WR HTXDOL]H WKH SUHVVXUH DV VSHFLÀHG LQ WKH LQVWDOODWLRQ VHFWLRQ
,Q WKH FDVH RI WKH DXWRPDWLF UHVHW PRGHO FRQWUROOHG EOHHG WKHUH LV D FRQWUROOHG EOHHG DV WKHUH LV
QR RULQJ SUHVHQW EHWZHHQ WKH SLVWRQ DQG WKH YDOYH VHDW :KHQ WKH ÁRZ RI PHGLXP LV WXUQHG RII DW
WKH VRXUFH WKLV FRPWUROOHG EOHHG SHUPLWV HTXDOL]DWLRQ RQ WKH WZR VLGHV DQG WKH SLVWRQ WUDYHOV EDFN
to its original position.
,OOXVWUDWHG LV WKH 09) PRGHO ZLWK µ SRUWV
Corporate Headquarters
1060 S Rogers Circle Boca Roton, FL 33487
P: (561) 995-0595 F: (561) 995-0622
West Coast Headquarters
3350 Scott Blvd Bldg. 43 Santa Clara, CA 95054
P: (408) 970-3419 F: (408) 970-3426
Asia Headquarters
10 Ang Mo Kio St 65 Techpoint #02-14 Singapore 569059
P: (65) 6482-3533 F: (65) 6484-4231