4 primary device, Primary device -6 – Yokogawa EJX930A User Manual
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<3. Functional Specification>
3-6
IM 01C25R51-01E
3.4.3 Flow Parameter Management (Obtain Flow Coefficient)
This function is supported by EJXMVTool.
Flow coefficient retrieval
The flow coefficient can be obtained from the device (input selection: sensor data or
simulated data).
3.4.4 Primary Device
This function is supported by EJXMVTool Auto Compensation Mode.
Table 3.1
Supported primary devices
Type
Primary Device
Orifice
Orifice Corner Taps [ISO5167-1 1991]
Orifice Corner Taps [ISO5167-2 2003]
Orifice Corner Taps [ASME MFC-3M 1989]
Orifice Flange Taps [ISO5167-1 1991]
Orifice Flange Taps [ISO5167-2 2003]
Orifice Flange Taps [ASME MFC-3M 1989]
Orifice Flange Taps [AGA No.3 1992]
Orifice D and D/2 Taps [ISO5167-1 1991]
Orifice D and D/2 Taps [ISO5167-2 2003]
Orifice D and D/2 Taps [ASME MFC-3M 1989]
Nozzle
ISA1932 nozzle [ISO5167-1 1991/ ISO5167-3 2003]
Long radius nozzle [ISO5167-1 1991/ ISO5167-3 2003]
ASME FLOW NOZZLES [ASME MFC-3M 1989]
Venturi
Venturi nozzle [ISO5167-1 1991/ ISO5167-3 2003]
Classical Venturi tube “as cast” convergent section [ISO5167-1 1991/ ISO5167-4 2003]
ASME Venturi Tubes With a rough Cast or Fabricated Convergent [ASME MFC-3M 1989]
Classical Venturi tube with a machined convergent section [ISO5167-1 1991/ ISO5167-4 2003]
ASME Venturi Tubes With a machined convergent section [ASME MFC-3M 1989]
Classical Venturi tube with a rough-welded sheet-iron convergent section
[ISO5167-1 1991/ ISO5167-4 2003]
FIX
Fixed Mode (Sets the discharge coefficient and gas expansion factor to a fixed value)