Meter Uncertainty - Siemens MAG 1100 Handbook

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SITRANS F M MAGFLO
2.6

Meter uncertainty

16
2. Technical data
MAG 5000 or MAG 6000 used with MAG 3100 W or MAG 1100 PFA
V: Actual flow velocity [m/s]
E: Meter uncertainty as a percentage of actual flow
MAG 6000 used with MAG 3100, MAG 1100 Ceramic or MAG 5100 W
V: Actual flow velocity [m/s]
E: Meter uncertainty as a percentage of actual flow
Reference conditions (ISO 9104 and DIN/EN 29104)
Temperature of medium
Ambient temperature
Supply voltage
Warming-up time
Incorporation in pipe section
Flow conditions
Additions in the event of deviations from reference conditions
Current output
Effect of ambient temperature
Effect of supply voltage
Repeatability
DKFD.PS.027.W3.02
20°C ±5 K
20°C ±5 K
Un ±1%
30 minutes
Inlet section 10×DN (DN ≤ 1200), 5×DN (DN > 1200)
Outlet section 5×DN (DN ≤ 1200), 3×DN (DN > 1200)
Fully developed flow profile
As pulse output ±(0.1% of actual flow +0.05% FSO)
Display/frequency/pulse output: < ±0.003% / K act.
Current output: < ±0.005% / K act.
< 0.005% of measuring value on 1% change
±0.1% of actual flow for V ≥ 0.5 m/s