Endress+Hauser Proline Promass I 300 - Page 243

Proline Promass I 300 PROFINET Technical data
Endress+Hauser 243
DN [% o.r./bar] [% o.r./psi]
[mm] [in]
25 FB 1 FB No effect No effect
40 1½ No effect No effect
40 FB 1½ FB No effect No effect
50 2 No effect No effect
50 FB 2 FB No effect No effect
80 3 No effect No effect
FB = Full bore
Design fundamentals o.r. = of reading, o.f.s. = of full scale value
BaseAccu = base accuracy in % o.r., BaseRepeat = base repeatability in % o.r.
MeasValue = measured value; ZeroPoint = zero point stability
Calculation of the maximum measured error as a function of the flow rate
Flow rate Maximum measured error in % o.r.
ZeroPoint
BaseAccu
⋅ 100
³
A0021332
± BaseAccu
A0021339
ZeroPoint
BaseAccu
⋅ 100
<
A0021333
ZeroPoint
MeasValue
⋅ 100
±
A0021334
Calculation of the maximum repeatability as a function of the flow rate
Flow rate Maximum repeatability in % o.r.
½ ⋅ ZeroPoint
BaseRepeat
⋅ 100
³
A0021335
A0021340
½ ⋅ ZeroPoint
BaseRepeat
⋅ 100
<
A0021336
ZeroPoint
MeasValue
⋅ 100
½ ⋅±
A0021337
Example for maximum measured error
E [%]
0 10 20 30 40 50 60
0
0.5
1.0
1.5
2.0
2.5
70 80 90 100
Q [%]
A0030296
E Maximum measured error in % o.r. (example)
Q Flow rate in % of maximum full scale value