Proline Promass E 500 PROFIBUS PA Technical data
Endress+Hauser 273
Overvoltage protection
Mains voltage fluctuations → 272
Overvoltage category Overvoltage category II
Short-term, temporary overvoltage Between cable and ground up to 1200 V, for max. 5 s
Long-term, temporary overvoltage Between cable and ground up to 500 V
16.6 Performance characteristics
Reference operating
conditions
• Error limits based on ISO 11631
• Water
• +15 to +45 °C (+59 to +113 °F)
• 2 to 6 bar (29 to 87 psi)
• Data as indicated in the calibration protocol
• Accuracy based on accredited calibration rigs according to ISO 17025
To obtain measured errors, use the Applicator sizing tool → 260
Maximum measurement
error
o.r. = of reading; 1 g/cm³ = 1 kg/l; T = medium temperature
Base accuracy
Design fundamentals → 276
Mass flow and volume flow (liquids)
±0.15 % o.r.
±0.10 % o.r. (order code for "Calibration flow", option A, B, C, for mass flow)
Mass flow (gases)
±0.50 % o.r.
Density (liquids)
Under reference conditions Standard density calibration
[g/cm³] [g/cm³]
±0.0005 ±0.002
Temperature
±0.5 °C ± 0.005 · T °C (±0.9 °F ± 0.003 · (T – 32) °F)
Zero point stability
DN Zero point stability
[mm] [in] [kg/h] [lb/min]
8 ³⁄₈ 0.20 0.007
15 ½ 0.65 0.024
25 1 1.80 0.066
40 1½ 4.50 0.165
50 2 7.0 0.257
80 3 18.0 0.6615
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