2 Valve Manifold Coplanar

2 Valve Integral Manifolds - CoplanarTM Style are designed for direct mounting to Rosemount 2051/3051 CoplanarTM Pressure Transmitters. The standard vent connection is 1/4 NPT female. Pipe plugs are not installed as standard.

A diverse range of options and the relevant accessories are available, please see below Mounting Bracket Kits and Accessories.

Connections, materials, valve head unit designs and further options are available, please see below Ordering Information or more detailed under:

Example for a typical product acc. to the below mentioned Ordering Information:

W CoplanarTM Manifold
2 Quantity Bonnets: 2
R Manifold Specifics: Integral Manifold – CoplanarTM Style
A Inlet: Female
S Material: 1.4401 / 1.4404 / 316 / 316L

Bonnet: PTFE

N4 Inlet - Thread Size: 1/2 NPT
TF Outlet - Transmitter Interface:
Rosemount 2051/3051 CoplanarTM Pressure Transmitter

Typical Design And Dimension

Design And Dimension

Key Features

  • 2 valve manifolds are designed for remote or separate mounting.
  • Connecting from process side 1/2" npt(f) and instrument side 1/2" npt(f) connecting system impulse lines and transmitters, having simple two valves configuration which allows for easy block or isolate, bleed or vent valve callbration of a static pressure transmitter or gauge.

Bonnet Assembly

  • Bonnet : back seated blow out proof.
  • Spindle : ground and thread rolled. Packing below thread.
  • Spindle Tip : non-rotating tip shut-off type & soft seated.
  • Dust cap : dust cap protects stem threads from external contamination heat code traceability.

Technical Specification

Size : 1/4" & 1/2" & 3/4"

Custom size available as per requirement
End Connection : NPT, BSPT, BSP & Socket Weld.
Working Pressure : 6000 psi (413 bar)
Temperature Rating : PTFE 450° f(232°c) Grafoil 700° f (371°c")
Optional sour gas service valves are available confirming to nace mr-01-75
Stem Packing : PTFE, Grafoil.
Orifice : ø4.7
All valves are 100% factory tested prior to shipment.


  • Pneumatic seat test is performed at 1/4 of working pressure. Hydrostatic shell test is performed at 1.5 times the working pressure optional test are available upon request.


  • Molybdenum disulphide (mo s2)

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