tender for supply of receiver gauges and filters for pneumatic actuators of 210 mw atps mppgcl chachai supply of receiver gauges and filters for pneumatic actuators of 210 mw atps mppgcl chachai , standard burdon tube pressure gauges, black steel case, acrylic window, burdon tube copper alloy, accuracy class 2.5 ( or better ) , center back entry. range:- 0 to 10 kg / cm2 process connection:- 1 / 4 inch npt male casing dia:- 50 mm , standard burdon tube pressure gauges black steel case, acrylic window burdon tube copper alloy, accuracy class 2.5, center back entry. range:- 0 to 4 kg / cm2 process connection:- 1 / 4 inch npt male casing dia:- 50 mm , standard burdon tube pressure gauges black steel case, acrylic window burdon tube copper alloy, accuracy class 2.5, center back entry. range:- 0 to 4 kg / cm2 process connection:- 1 / 8 inch npt male casing dia:- 40 mm , standard burdon tube pressure gauges black steel case, acrylic window burdon tube copper alloy, accuracy class 2.5, center back entry. range:- 0 to 2 / 2.5 kg / cm2 process connection:- 1 / 8 inch npt male casing dia:- 40 mm , volume booster - specifications- port size ¼ inch npt f mounting:- actuator mounting through clamp and nut bolt. max supply pressure -10 bar / 10 kg / cm2 max sig. / out pressure7 kg / cm2 in / output pressure ratio 1 : 1 flow capacity ( cv ) :-output 1.02 or better; exhaust 0.86 or better linearity + / - 1 % f.s. or better standard temp. :-20~70? or better material aluminum / stainless steel 316 weight 0.5 kg approx , air filter specification -port size ¾” npt body ported 25 micron filter element working air pressure – 10 kg / cm2 drain :-manual material- body -cast aluminum -bowl-polycarbonate filter element -sintered bronze ( equivalent of veljan makemodel:- v200-06-f-md-25-p-a ) , air filter specification- port size 1”nptbody ported 40 micron filter element working air pressure – 10 kg / cm2 drain :-manual material- body -cast aluminum -bowl-polycarbonate filter element -sintered bronze ( equivalent of veljan makemodel :- v250-n08-f-md-40-p-b )