Tender for procurement of current to pressure (i/p) convertor, air filter regulators & ss fittings for imd-iv,stps, sarni

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procurement of current to pressure (i/p) convertor, air filter regulators & ss fittings for imd-iv,stps, sarni , current to pressure (i/p) converter specification - high flow i/p converter, input: 4-20ma, output: 0.2 to 1 kg/cm2, supply: 20-50 psig reversible / adjustable zero& span. linearity: +/0.5%of span output flow capacity: 5 scfm @ 25 psig supply pressure hysteresis & repeatability: +/0.25%of span mounting: mounting bracket to be provided. housing: field housing impedance: 197 ohms maximum port: input and output port on both front and rear simplifies pneumatic piping. enclosure protection: weather proof ip65 failure mode: output pressure locks at last value when signal fails (fail freeze) make:- fairchild, rotork, abb, watson & smith or equivalent , air filter regulator & lubricator , (afrl) air filter regulator & lubricator unit ( 1/2’’)with pressure gauge out side (i) port size 1/2(f) bsp (ii) body material - aluminium alloy die cast. (iii) filler elements-sintered bronze 25 micron. (iv) bowl material - trans praent poly carbonate, capacity -200 cc. (v) max intel prassure - 10.0 kg /cm2 max temp. 80oc (vi) drain -manual (vii) regulator sec. air pressure - 0 to 3.5 kg/cm2 outlet - pre. gauge dial size = 2 back connection 1/4 make-- placka / shavonorgan / airson / saga or equivalent make , (afr) air filter regulator unit ( 1/2’’)with pressure gauge out side (i) port size 1/2(f) bsp (ii) body material - aluminium alloy die cast. (iii) filler elements-sintered bronze 25 micron. (iv) bowl material - trans praent poly carbonate, capacity -200 cc. (v) max intel prassure - 10.0 kg /cm2 max temp. 80oc (vi) drain -manual (vii) regulator sec. air pressure - 0 to 3.5 kg/cm2 outlet - pre. gauge dial size = 2 back connection 1/4 make-- placka / shavonorgan / airson / saga or equivalent make , (afrl) air filter regulator & lubricator (1’’) with pressure gauge out side (a) size 1 bsp(f) (b) body :- aluminium alloy die cast (c )bowl:- transparent shatter proof poly carbonate. (d) drain capicity :- 540 ml. (e) filter element :- 25 micron sintered bronze. (f) drain :- manual. (g) max air pressure :- 10 kg/cm2 make-- placka / shavonorgan / airson / saga or equivalent make , (afr)air filter regulator (1/4 ‘’)unit with pressure gauge out side (a) size 1/4(f) bsp (b) body material - aluminium alloy die cast. (c) bowl:- transparent shatter proof poly carbonate. drain : manual (d) blow capacity:- 200cc (e) filte element :- 40 micron sintered bronze. (f) max inlet pressure :- 10 kg/cm2 (g) secondary pressure :- 0 - 3.5kg/cm2 (h) pressure gauge:- 2 dial 1/4 bsp back (i) range :- 0 - 10 kg/cm2 make-- placka / shavonorgan / airson / saga or equivalent make , s.s. fittings , male connector with ferrule & nut size:¼ o.d. x ¼ mnpt (material s. s.) , female connector with ferrule & nut size: ¼ o.d. x ¼ fnpt (material s. s.) , equal union with ferrule & nut size: ¼ o.d. x ¼ o.d (material s. s.) , equal tee with ferrule & nut size: ¼ o.d. x ¼ tee (material s. s.) , ferrule size : ¼ (material brass)