Orifice plate with annular chambers consisting of two support rings with replaceable orifice disk form A or B (see types of primary differential pressure devices in "Technical description", "Function"); flanged between inlet and outlet pipe sections with lengths according to DIN 19205.
Nominal diameters
- EN: DN 10 to DN 50
- ASME: inch to 2 inch
Nominal pressure
- EN: PN 10 to PN 100
- ASME: class 150 to 600
Sealing face of the end flanges
- Plane, sealing face turned, N10/N12 to DIN ISO 1302
- Plane, sealing face turned, N8 to DIN ISO 1302
- Plane, RF (raised faced) for versions to ASME
Tapping sockets
(For the dimensions of the following tapping sockets, see page 4/xxx)
- With connection thread G DIN ISO 228/1, connection dimensions to DIN 19207 form V
- With threaded connection -14 NPT male, for version to ASME
- With O 12 mm pipe connection for pipe union with ferrule
- With welding connection, O 21.3 mm
For length of tapping sockets for all metering pipe L = 120 mm and position of tapping socket, see "Technical Description" and "Function".