Endress+Hauser Waterpilot FMX21, Руководство по эксплуатации

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Waterpilot FMX21 Technical data
Hauser 135
16.3 Performance characteristics
16.3.1 Reference operating conditions
Pt100 (optional)
• As per IEC 60770
• Ambient temperature T
A
= constant, in the range of: +21 to +33 °C (+70 to +91 °F)
• Humidity φ = constant, in the range of: 20 to 80 % rH
• Atmospheric pressure p
A
= constant, in the range of:
860 to 1 060 mbar (12.47 to 15.37 psi)
• Position of the measuring cell constant, vertical in the range of ±1 °
• Input of LOW SENSOR TRIM and HIGH SENSOR TRIM for lower range value and upper
range value (only for HART)
• Supply voltage constant: 21 to 27 V
DC
• Load: 250 Ω
• Pt100: DIN EN 60770, T
A
= +25 °C (+77 °F)
TMT72 temperature head transmitter (optional)
Calibration temperature: +25 °C (+77 °F) ±5 K
16.3.2 Reference accuracy
Pt100 (optional)
The reference accuracy comprises the non-linearity after limit point configuration,
hysteresis and non-reproducibility in accordance IEC 60770.
Standard version:
Setting ±0.2 %
• to TD 5:1: < 0.2 % of set span
• from TD 5:1 to TD 20:1 ±(0.02 x TD+0.1)
Platinum version:
• Setting ±0.1 % (optional)
• to TD 5:1: < 0.1 % of set span
• from TD 5:1 to TD 20:1 ±(0.02 x TD)
• Class B as per DIN EN 60751
Pt100: max. ±1 K
TMT72 temperature head transmitter (optional)
• ±0.2 K
• With Pt100: max. ±0.9 K
16.3.3 Resolution
Current output: 1 μA
Reading cycle
HART commands: on average 2 to 3 per second