Yokogawa EJX930A - Manual (Page 96)

<7. Operation of EJXMVTool> 7-3
IM 01C25R51-01E
(3) Discharge Coefficient of the Primary Device
This parameter is active only when ‘Fix’ selected for [Type].
Input the Discharge Coefficient manually when ‘Fix’ is selected.
(4) Primary Device Gas Expansion Factor
This parameter is active only when ‘Fix’ selected for [Type].
Input the Gas Expansion Factory manually when ‘Fix’ is selected.
(5) Primary Device Sizing
Set the following values and select a unit.
Diameter of Differential Producer
unit: mm (default)/in
measuring temperature: 20 (default)
unit: degC (default), degF, Kelvin
(6) Primary Device Material
The primary device material selectable from followings.
Thermal expansion of the primary device is automatically calculated according to the
material.
Table 7.2 Primary device material
Material Remarks
304 Stainless Steel Default
316 Stainless Steel
Carbon Steel
Hastelloy C
Monel
(7) Pipe Sizing
Set the following values and select a unit.
Pipe inside Diameter
unit: mm (default) / in
Measuring temperature: 20 (default)
unit: degC (default), degF, Kelvin
(8) Pipe material
The pipe material selected from followings.
Thermal expansion of pipe is automatically calculated according to the material.
Table 7.3 Pipe material
Pipe Material Remarks
304 Stainless Steel
316 Stainless Steel
Carbon Steel
Default
Hastelloy C
Monel