Waterpilot FMX11
Technical data
Hauser
23
12.3 Performance characteristics
12.3.1 Reference operating conditions
• As per IEC 60770
• Ambient temperature T
U
= constant, in the range: +21 to +27 °C (+70 to +81 °F)
• Humidity φ = constant, in the range of 20 to 80 % rH
• Ambient pressure p
U
= constant, in the range: 860 to 1
060 mbar (12.47 to 15.37 psi)
• Position of measuring cell constant, vertical in the range of ±1°
• Supply voltage constant: 21 V DC to 27 V DC
12.3.2 Reference accuracy
The reference accuracy comprises the non-linearity after limit point configuration,
hysteresis and non-reproducibility in accordance IEC 60770.
• Sensor measuring range ≥ 400 mbar: ≤ ±0.35 %
• Sensor measuring range < 400 mbar: ≤ ±0.50 %
12.3.3 Long-term stability
≤ ±0.1 % of URL/year at reference operating conditions
12.3.4 Influence of medium temperature
• Thermal change in the zero output and the output span:
–10 to +70 °C (+14 to 158 °F): < (0.4 + 0.4 x TD)% of set span
• Temperature coefficient (T
K
) of the zero output and the output span
0 to +70 °C (32 to 158 °F): 0.15 %/10 K of URL
12.3.5 Warm-up period
≤ 10 s
12.3.6 Response time
• T90 time: ≤ 15 ms
• T99 time: ≤ 45 ms
Summary of Contents for Waterpilot FMX11
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