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FTB-430 Series
Low Flow Turbine
Prior to Installation, con firm s yst e m vers u s se n sor s p e c i f i c a t i o ns an d m edi a com patibil i t y o f s e n s o r . The s yst em
nee d s to be f i l t e re d to 50 m i c r o ns p r i o r t o the sensor, a nd p u l s e s / w a t er h a m m e r effe c t s shou l d be m i n i mized to p revent
uni t dam age. O b serv e arr o w o n b ottom o f unit f o r cor r e c t inlet and o u tl et p o rt. S e nsor c a n be m ount e d in a n y hori zon tal,
vert i c a l , or sk ewed or i entat i o n. Corre c t l y i n s t alled , the sensor works m aintena n c e -free .
Installation
3/8 " NP T Un i t s : Ap p l y a sp ars e am o unt of thread sealant (Per m a t ex "No Mo re Leaks" ®) or PFA tape to m a l e thre ads.
In s u r e that s e alan t do e s not e nt e r into t h e turb i ne a n d bearing i nter n al area. H a n d - t i ghten u ni t in p l a c e . Turn a n addi t i o n-
al 1 / 4 turn t o p r o vi de s eal. If s e a l l e ak s , turn a n a d ditional 1/4 t urn until leak stops . Do not ex cee d one additiona l t urn
tot a l.
Electrical/Output Signal
The ou t p ut sig nal is a s q u are wave s i g n a l , wh o s e frequenc y var ies linea r l y wi t h fl o w rate. An e xtern a l p u l l -u p r esistor
(us e r -sup p l i e d ) i s req uired to insure t h a t t h e o p en c oll ector will sink less tha n 50 mA .
The produc t is de s i g n e d and m a nufactu red in ac c ord a n c e with Sou n d Eng i n e eri n g Prac t i c e a s defi n e d by th e Pre s s u r e
Equipm ent D i r ective 9 7 /23/EC. T his p r o duct m ust n ot b e used as a “saf e t y accessor y” as def i ned b y the P r essu re E qui p -
ment Directi ve, Article 1, Paragraph 2 . 1.3. The pres ence of a C E Ma r k on the unit doe s not rel ate to the Pressure Equip-
ment Dire c t i v e .
Important Points:
Produ c t must be m a i ntained a nd i n s talled in strict ac c o r d-
anc e wi t h the N ational E l ectrical Code and O MEGA t echnical
bro c h u r e and in s t ructi on bu l l e t i n . Fai lure t o obs e rve this
wa rni n g c o u l d res u l t in seri o us inj uri e s o r d am a ges.
Press u r e and te m p e r a t u re li m itation s sho wn on individual
cata l o g pag e s an d d r a wi n g s for the s p ecified f l o w s ensor s
must no t b e e xc eeded.
Selecti o n of mat e r i al s for com p a t i bil i t y wi t h the m e di a is
criti c a l to the life and opera t i on of O MEGA flow sens o rs.
Tak e care i n t he pro p e r select i o n of material s o f constru c -
tion; p articularl y wette d materi a l s.
Flow sens ors h ave b e e n designed to r esist s h o c k and v i bra-
tion; h o wev e r, shock and v i b rati on shou l d be m i nimize d .
Liqu i d me dia co ntaining part i c u l ate and / or d ebri s sh o u l d be
filter e d to ensure pro per oper ation o f O ME G A p rod ucts.
Flow s e n s o r s m u s t not be fi eld r epa i r e d.
Ph ys i c a l damage s u s taine d b y t h e p r od u c t m a y r e nd e r i t
uns e r v i c ea b l e .
M-5168/1112
Specifications
Wetted Parts
Turbine-PA Composite with 316 SS Axle
bearing—POM Housing—PPE & PS Blend
Operating Pressure
200 psig
Burst Pressure
1000 psig
Operating Temperature
-4° to 176°F (-20° to 80°C)
Viscosity
32 to 81 SSU (1.8 - 16 Centistokes)
Filter
< 50 Microns
Input Power
5-24 VDC @ 8 mA
Output
Sinking Open Collector @ 25 mA, Max.
Accuracy
2% of reading
Repeatability
0.5% of reading
Electrical Connection
3 ft PVC Jacket 3 Cond. Cable
Inlet/Outlet Ports
3/8” NPT Male
Part Number Port
Flow Ranges Pulses Frequency
GPM Per Gallons Output
FTB-431 3/8” NPT 0.2 - 2.0 10,313 34-343 Hz
FTB-432 3/8” NPT 0.4 - 4.0 5,145 29-343 Hz
Wiring Diagram
FTB-430
Dimensions
240325 rev B
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