Siemens SITRANS FC430, Руководство по эксплуатации

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Table 11-3 Massflow accuracy
Description Specification
Sensor size DN15 DN25 DN50 DN80 DN100 DN150
Qmin - minimum flowrate [kg/h] (lb/min) 20
(0.735) 200
(7.35) 750
(27.6) 900
(33.1) 4160
(153) 6880
(253)
Qnom - nominal flowrate [kg/h] (lb/min) 3700
(136) 11500
(423) 52000
(1910) 136000
(4997) 285800
(10501) 459200
(16873)
Qmax - maximum flowrate [kg/h] (lb/min) 6400
(235) 17700
(650) 70700
(2598) 181000
(6650) 520000
(19107) 860000
(31600)
Max. zero point stability [kg/h] ±0.2 ±2.0 ±7.5 ±18.0 ±41.6 ±68.8
Measuring accuracy [%] ±0.1 ±0.1 ±0.1 ±0.1 ±0.1 ±0.1
Repeatability error [%] ±0.05 ±0.05 ±0.05 ±0.05 ±0.05 ±0.05
Table 11-4 Density accuracy
Description Specification
Sensor size DN15 DN25 DN50 DN80 DN100 DN150
Density accuracy, standard calibration [kg/m³] ±5 ±5 ±5 ±5 ±5 ±5
Density accuracy, extended calibration [kg/m³] ±0.5 ±0.5 ±0.5 ±0.5 ±1 ±1
Density repeatability [kg/m³] ±0.25 ±0.25 ±0.25 ±0.25 ±0.25 ±0.25
Density, media pressure effect [(kg/m³)/Bar] ±0.5 ±0.25 ±0.25 ±0.25 ±0.24 ±0.45
Density, media temperature effect [(kg/m³)/°C] ±0.1 ±0.1 ±0.1 ±0.1 ±0.1 ±0.1
Table 11-5 Media temperature accuracy
Description Specification
Sensor size DN15 DN25 DN50 DN80 DN100 DN150
Media temperature accuracy [°C] ±1 ±1 ±1 ±1 ±/-0,5 ±/-0,5
Media temperature repeatability [°C] ±0.25 ±0.25 ±0.25 ±0.25 ±/-0,5 ±/-0,5
Table 11-6 Additional error by deviations from reference conditions
Description Specification
Sensor size DN15 DN25 DN50 DN80 DN100 DN150
Effect of process pressure
[% of actual flowrate per bar]
<-0.015 <-0.015 <-0.015 -0.015 <-0.009 <-0.035
Effect of process pressure at nominal flowrate
[(kg/h) per bar]
-0.56 -1.73 -7.8 -20.4 On re‐
quest
On re‐
quest
Effect of ambient temperature
[% / K actual flowrate]
Display/Frequency/Pulse/Communication output:
< ±0.003 < ±0.003 < ±0.003 < ±0.003 On request
Technical data
11.2 Performance
FC430 (From firmware 4.0)
230
Operating Instructions, 06/2017, A5E39789392-AA