DM900 is a stainless steel orifice place which has a square edged entrance. The two stainless steel extension tubes are fitted with Crane P84 pressure test points. Accuracy of flow measurement at normal velocities is +- 3%
The DM900 can be mounted between valve and/or pipe flanges tp BS EN 1092-1+2 with PN10 PN16 or PN25 ratings. The outside diameter ensures a proper alignment when installed between PN10/16 flanges and PN25 flanges up to 80mm size. When assembling between PN25 flanges sized 100mm or larger ensure the device has been correctly centered with the mating flanges.
Conforms to BS 7350:1990 (except pressure rating exceeds BS)