data sheet ffn, ffp pressure rating: 16mpa, 42mpa material: main unit ; sus316 mounting bolt ; sus316l gasket ; teflon fluid temperature: -40 c to 120 c (under non-freezing condition) ambient temperature: -40 c to 120 c process connection: rc1/2, rc1/4, 1/2-14npt, 1/4-18npt equalizing valve, oval flange specifications code symbols equalizing valve this equalizing valve is designed for use with differential pressure transmitters or flow rate transmitters. it is com- posed of two stop valves for blocking high and low pres- sures and one equalizing valve. ffn3g ffn3f 3 0 ffn description 12345678 910 3 3 3 4 f g j j y a v 1 2 3 4 16mpa without oval flange 16mpa with oval flange 16mpa with pressure piping 42mpa with pressure piping no-oil treatment without with process connection rc1/2 rc1/4 1/2-14npt 1/4-18npt material main unit mounting bolt sus316 sus316l (ffn3f, ffn3g only) stop valve stop valve equalizing valve process differential pressure (inlet side) structural principle ffn3f: equalizing valve main unit, transmitter mounting bolt (4), gasket (2) ffn3g: equalizing valve main unit, transmitter mounting bolt (4), gasket (4) oval flange (type: ffp5) (2), oval flange mounting bolt (4) ffn3j, ffn4j: equalizing valve main unit, mounting bracket scope of delivery date EDS6-128C apr. 1, 2011
ffn, ffp 2 outline diagram (unit: mm) direct coupling type equalizing valve ffn3f 4-?2.5 2-a approx. 178 (fully opened) approx. 166 (fully closed) approx. 109 (fully opened) approx. 103 (fully closed) 54 41.3 2-a t ransmitter side ?4.4 ?8.5 1.8 97 b 54 10th digit of code symbols 1 2 3 4 a rc1/2 rc1/4 1/2-14npt 1/4-18npt b 15 10 15 10 10 gasket (supplied) bolt (supplied) 7/16-20unf ?8.9 +0.1 ? ?4.5 +0 ?.1 2.6 0.1 28 20 16 oval flange (supplied) a 7/16-20unf (four places) 4-?2.5 approx. 178 (fully opened) approx. 166 (fully closed) approx. 109 (fully opened) approx. 103 (fully closed) tr ansmitter side 10th digit of code symbols 1 2 3 4 a rc1/2 rc1/4 1/2-14npt 1/4-18npt b 15 10 15 10 54 41.3 54 ?8.5 1.8 77 ?4.4 54 41.3 10 32 41.3 62 25.4 b 1.8 ?8.5 ?4.4 gasket (supplied) bolt (supplied) 7/16-20unf ?8.9 +0.1 ? ?4.5 +0 ?.1 2.6 0.1 28 20 16 7/16-20unf 48 40 16 direct coupling type equalizing valve ffn3g
3 equalizing valve with pressure piping ffn3j equalizing valve with pressure piping ffn4j detail mtg.bracket transmitter side 2-?0 2-? u-bolt 2-r1/4 mounting pipe jis 2b 103 78 (fully opened) 72 (fully closed) 95 193 (fully opened) 181 (fully closed) 328 60 30 54 1 72 0.5 54 100 2-a detail a s p ps rc1/2 15 rc1/4 10 1/2-14npt 15 1/4-14npt 10 transmitter side mounting pipe jis 2b 78 (fully opened) 72 (fully closed) 90 95 328 60 30 193 (fully opened) 181 (fully closed) 54 1 2-a detail mtg.bracket 2-?0 2-? u-bolt 72 0.5 54 100 detail a s p ps rc1/2 15 rc1/4 10 1/2-14npt 15 1/4-14npt 10
ffn, ffp printed in japan caution on safety *before using this product, be sure to read its instruction manual in advance. international sales div sales group gate city ohsaki, east tower, 11-2, osaki 1-chome, shinagawa-ku, tokyo 141-0032, japan http://www.fujielectric.com phone: 81-3-5435-7280, 7281 fax: 81-3-5435-7425 http://www .fjielectric.com/products/instruments/ information in this catalog is subject to change without notice. code symbols oval flange this oval flange is used to connect differential pressure, flow rate, or pressure transmitter or equalizing valve with a pro- cess pressure piping. 3 0 ffp description 12345678 9 5 6 y a a b c d pressure rating 16mpa available for ffn3g 42mpa t reatment without no-oil trearment process connection rc1/2 rc1/4 1/2-14npt 1/4-18npt v material main unit mounting bolt sus316 sus316l pressure rating: 16mpa, 42mpa material: oval flange ; sus316 mounting bolt ; sus316l gasket: ffp5(16mpa) ; teflon ffp6(42mpa) ; teflon with glass fiber fluid temperature: -40 c to 120 c (under non-freezing con- dition) ambient temperature: -40 c to 120 c process connection: rc1/2, rc1/4, 1/2-14npt, 1/4-18npt specifications ffp5: oval flange, mounting bolt (2), gasket (1) scope of delivery outline diagram (unit: mm) oval flange ffp 1. product name 2. type ordering information 5th digit of code symbols a b c d a rc1/2 rc1/4 1/2-14npt 1/4-18npt b 15 10 15 10 oval flange (supplied) 32 41.3 62 a 25.4 b 18.5 24.4 1.8 gasket (supplied) bolt (supplied) 24.5 +0 0.1 18.9 + 0.1 0 7/16-20unf 2.6 43 35 16 5 6
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