Level measurement
Selection according to application
31
Channel measurement (free flowing)
• Risk of flooding, foam formation • Obstacles • Condensate formation (icing in winter) on sensor and instrument • Build-up on the sensor and contacting obstacles (ice formation in winter, suspended solids) • Installation at open basins or underground
B
Contact
Hydrostatics Waterpilot/Deltapilot
FMX21
FMB53
• Unaffected by obstacles / installation situation • Unaffected by foam formation • Simple commissioning, calibration is not required
2-wire (analog, HART®, PA, FF)
±0.1% –10 to +80°C/+14 to +176°F +0,1 to +20bar/1.45 to 290psi Mounting clamp, cable mounting screw 200m/656ft (20bar/290psi)
• Risk of sludge accumulation/
ultrasonics, radar
pollution (build-up formation)
• Restricted
ultrasonics, radar
installation in flowing water
Please note: Hydrostatics continued on Page 88
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