Omega Products FSW-130 Installation Manual

FSW-130 Series

Brass Body Flow Switch

M-5169/1112

Installation:

Units a re c al ib rate d in a v er ti ca l po si tion , wi th l ea d wi re s up , bu t ca n be i ns ta ll ed in an y or ie nt at io n. In s ta l l u n i t i n pipi n g s yst e m , u s i n g st a n d a r d pi p e f i tting p r o c e dures. H old i nl e t f i tti n g wi t h wr e n c h at in s t a l l a t i o n to pr e v e n t f i t ting t o r que accu mul a t i o n . Be s u r e to ke ep th r e a d se a l i n g c o m p o u n d o u t of u n i t . Mak e su re th a t flow is in prop e r di r e c tion - m a r k e d "I N " a n d "O U T " on ho u s i n g. Se e wi ring di a grams f o r e l e c t r i c a l conn e c t i o n s . CAU T I O N : S e e " S w i t c h Rat i n g s " b e f o r e c onn e c t i n g p o wer. NOT E : Fl o w setti n g s fo r FSW - 1 3 0 seri e s sw i tches ar e norm a l l y ca li b r a t e d us i n g wa te r @ + 7 0 ° F o n inc r e a s i n g f l o w.

Ma i n tenance:

Acc u m u l a t i o n o f f o r e i g n d e b r i s s h o u l d p e r i o d i c all y b e remov e d f r o m t h e s e s w i t c h e s . O c c asion a l "wipedo w n " cl e a n i n g wh en ex c e s s i v e co n t a m inati o n is pr e s e n t is a ll tha t is no r m a l l y r e quire d . To clean: Rem o v e u n i t from s ys t e m a n d di s a s s e m b l e a s s h o w n b e l o w. C l ean al l parts, reas s e m b l e and reins t a l l u n i t . N ote : 5 0 m i c r o n fil t r a t i o n i s r e c o m me n d e d .

Important Points:

Product m u s t be m a i n t a i n e d an d i n s t a l l ed i n s t r i ct a c c o r d a n c e wi t h t h e Nati o n a l Elec t r i c a l C o d e a n d O m e g a p r oduct c a t a l o g a nd i n s t r u c t i o n bullet i n . F a i l u r e t o observe t h i s w a r n i n g coul d r e s u l t i n seri o u s i n j u r i e s o r d a m a g e s . An a p p r o p r i a t e explos i o n -proof e n c l o s u r e or i n t r i n s i c all y s a f e i nterface d e v i c e m ust be us e d for ha zar do u s ar ea ap p l ic a t i o n s in volv i n g such th i n g s a s (b ut no t l i m i t e d to) igni t a b l e m i x t u r es, c o m b u s t i b l e dust a n d f l a m m able m a t e r i a l s . ** * W arning: T o pr e v e n t i g n i tio n of f l a m m abl e o r com b u s t i b l e at m o s p h e r e s , di s c o n nect po w e r b e f o r e s e rvi c i n g . Press u r e a n d t e m peratu r e l im i t a t i o n s sh o w n on i n d ivi d u a l catal o g pages a n d dr a w ings fo r th e sp ec i f i e d f l o w s wit c h e s m u s t n o t be exc ee d e d . T h e s e p r e s s u r e s a n d tem p e r a t u r e s tak e in t o co n s i deration po s sibl e sys tem surge pr e s s u r es/ tem p e r a t u r e s a n d t h e i r f r e q u e n c i e s . Sele c t i o n o f ma t e r i a l s f o r com p a t i b i l i t y with t h e m e d i a i s c r i t i c a l to the l i f e and operatio n of OM E G A fl ow sw i t c h e s . Tak e ca r e in th e pr o per se l e c t i o n of material s of const r u c t i o n ; p a r t i cul a r l y w e t t e d m ateri a l s . Life e x p e c t a n c y o f s witch c o n t a c t s v aries w i t h a p p l i c a t ions. Am b i e n t t e m p e r a tur e c h a n g e s do a f f e c t swi t c h s e t po i n t s , s i nce t h e s p e c ifi c g r a v i t y of a li q u i d c a n v a r y with t e m p e r a t u r e . Fl ow switches have be e n d e s i g ned to r e s i s t s h o c k a n d vibra t i o n ; ho w e v e r , s h o c k and vibra t i o n s h o u l d be m i n i m i z e d . Liquid m e d i a contai n i n g p a r t i c ul a t e a n d / o r de b r i s s h o u l d b e f i l t ered t o e n s u r e pr o p er ope r a t i o n o f O MEG A p r o d u c t s. Elec t r i c a l e n t r i e s a n d m o u n ting p o i n t s ma y r e q u i r e li q u i d / v a p o r se a l i n g i f lo c a t e d i n an enclos e d t a n k . Fl ow s w i t c h e s m u st not b e f i e l d r e p aire d . Ph ysical d a m a g e s u s t a i ne d b y t h e p r o d uct m a y r e n d e r i t unserv i c e a b l e .

Thi s produc t is su i t a b l e fo r Cl a s s I an d Cl a s s II ap p l i c a t i o n s o nl y, p e r the r e qui r e -

ment s o f s t a n d a r d E N 6 0 7 30 a n d a n y a d d i t i o n al s p e c ific r e q ui r e m e n t s fo r a particul a r appl i c a t i o n or me d i u m be i n g se n s e d . Cl a s s I c om p l i a n c e of m etal bodi e d un i t s re q uires a gr o u n d co nn e c t i o n be t wee n th e me t a l body an d the ea r t h i n g sys tem of th e in s t a l l a t ion. Cl a s s I com p l i a n c e of pl a s t i c bo d -

ied u n i t s in c ontact with a co n d u c t i v e me d i u m requi r e s th a t t h e m e d i um b e effecti v e l y e a r t h ed s o a s to p r o v ide a n e a r t he d b a r r i e r b e t w e e n t he u n i t and a c c e s sibl e ar e a s . Fo r Cl a s s II I co m p l i ance, a su p p l y at sa fe t y ex t r a -l o w voltage (S E L V ) mus t b e p r o v i d ed. P l e a s e co n s u l t the F a c t o r y f o r co m p l i a n c e in f o r m a t i o n on s p e c i f ic part n u m b e r s .

Wiring Diagram

Specifications FSW-130

Wetted Materials

Housing

Piston N/A

Spring 316 SS

Operating Pressure

Operating Temperature

Set Point Accuracy

Set Point Differential

Switch

Inlet/Outlet Ports

Electrical Termination

Brass

1000 psig, Max

-20°F to +200°F

±15%

20% Max.

SPST, 20 VA, N.O.

1/4” NPT

No. 18 AWG, 24" L.,

PVC Lead Wires

240326 Rev B