ROSEMOUNT INC.
Rosemount™ 485 Annubar™ Primary Element
CALCULATION REPORT
GENERAL DATA
Customer:
P. O. No:
S. O. No:
Tag No:
Application Name: TESTE
Product Advisor ID:
Calculation Date: 26-Nov-2024
Model No:
PRODUCT DESCRIPTION
Annubar Type: Flanged with opposite side support Line Size: 40 in
Sensor Size: 2
Primary Element Material: 316 Stainless Steel Flow Direction: Horizontal
Mounting Material: 316/316L Stainless Steel Transmitter Connection: Direct Mount
NPT Threaded Opposite
Mounting Type: Class 150 Raised Face Opposite Side Support:
Side Support - Extended Tip
INPUT DATA
Fluid Type: Liquid
Fluid Name: Water
Pipe I.D. (Span): 38 in
Wall: 0.350 in
Normal Operating Conditions
Pressure: 2 kg/cm2-g
Temperature: 37 C
Density: 62.017 lb/ft3
Compressibility:
Isentropic Exponent: 1.0 Atmospheric Pressure: 14.696 psia
Absolute Viscosity: 0.69132 cP
Flow Rates
Minimum:
Normal: 3930 m3/hr (ACMH)
Maximum: 7200 m3/hr (ACMH)
Full Scale: 10000 m3/hr (ACMH)
CALCULATED DATA (Calculation Performed at Normal Conditions)
DP at Min Flow: Flow Coefficient: 0.62007
DP at Normal Flow: 0.417 psi Rod Reynolds Number (Minimum): 14686.69819
DP at Max Flow: 1.399 psi Rod Reynolds Number (Normal): 57718.72391
DP at Full Scale Flow: 2.699 psi Gas Expansion Factor: 1.0
Resonant Frequency: 55.485 Hz Permanent Pressure Loss:
Wake Frequency: 11.079 Hz at Normal Flow: 0.014 psi
Blockage: 0.03552 at Full scale flow: 0.095 psi
Velocity at Full Scale Flow: 12.4 ft/sec
GUIDELINES
m3/hr
Structural Limit (Flow): 10148.000 Primary Element Min Limit of Use: 851.110 m3/hr (ACMH)
(ACMH)
Structural Limit (DP): 2.779 psi Recommended Min Rod Reynolds Number: 12500
0.0090156
Recommended Min DP: 18679527 psi
066
kg/cm2-
Max. Allow. Pressure@Design Temp 19.3344 Max. Allow. Temp.:
g
kg/cm2-
Design Pressure/Temperature: 2 37 C Min. Allow. Temp.:
g
WARNINGS
NOTES
It is the purchasers sole responsibility to make a careful analysis of all process parameters (such as all chemical components, temperature, pressure, flow
rate, abrasives, contaminants, etc.), when specifying product materials, options, and components for the particular application. Emerson is not in a position to
evaluate or guarantee the compatibility of the process fluid or other process parameters with the product options.
Printed On: 26-Nov-2024
