FMX21 Hydrostatic Level measurement

Product Item : FMX21-AA121HGD10A
Category： Level
Measuring Principle:Hydrostatic
Characteristic / Application:Cable probe for hydrostatic level measurement, with ceramic cell Diameter = 22mm: General applications, Drinking Water Diameter = 42mm: Wastewater applications Diameter =
Max. measurement distance:200m H2O (656 ft H2O)
Process connection:Suspension clamp Cable mounting screws
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Hydrostatic Level measurement Waterpilot FMX21

Robust overload-resistant high purity ceramic sensor (99.9% Al2O3)
Flexible scaling of 4 to 20mA with superimposed HART 6.0 output
Highest level accuracy using temperature compensated density correction
Simultaneous measurement of level and temperature with optionally integrated Pt100 temperature sensor
Extensive range of accessories provides complete measuring point solutions
Climate proofed sensor thanks to completely potted electronics and 2-filter pressure compensation system
Small outer diameter of 22mm (0.87") version suitable for drinking water applications and for use in bore holes and wells with small diameters

Three different versions for drinking water, wastewater and sewage, saltwater.

Process connections: Suspension clamp, cable gland
Temperature: –10 to +70°C (14 to 158°F)
Measuring range: 0 to 20bar / 200m H20 (0 to 300psi / 600ft H2O)
Accuracy: ±0.2%, "Platinum" ±0.1%
International explosion protection certificates, marine approvals, drinking water approval

Continuous / Liquids level

Measuring Principle	Hydrostatic
Characteristic / Application	Cable probe for hydrostatic level measurement, with ceramic cell Diameter = 22mm: General applications, Drinking Water Diameter = 42mm: Wastewater applications Diameter = 29mm: Salt water applications Communication via HART
Supply / Communication	10.5 ...35V DC
Accuracy	0.2% Option: 0.1%
Long term stability	0.1% of URL/year
Ambient temperature	-10°C...70°C (14°F...158°F) Diameter 29mm (1.14"): 0°C...50°C (32°F...122°F)
Process temperature	-10°C...70°C (14°F...158°F) Diameter 29mm (1.14"): 0°C...50°C (32°F...122°F)
Process pressure absolute / max. overpressure limit	40bar (600psi)
Pressure measuring range	100mbar...20bar (1.5psi...300psi)
Main wetted parts	Diameter 22mm and 42mm: Seal, 316L, Ceramic Diameter 29mm: Seal, PPS, Polyolefin, Ceramic Extension cable: PE, PUR, FEP
Process connection	Suspension clamp Cable mounting screws
Max. measurement distance	200m H2O (656 ft H2O)
Output	4...20 mA HART
Certificates / Approvals	ATEX, FM, CSA, IEC Ex, NEPSI, INMETRO NSF/KTW/ACS Marine
Options	Absolute measuring cell Integrated temperature sensor Pt100, 4-wire customer specific adjustment customer specific cable marking
Specialities	Automatic density compensation Version w/o metal parts in contact to process
Application limits	Measuring cell: ceramics

Pressure measurement

Measuring Principle	Hydrostatic
Characteristic	Cable probe for hydrostatic level measurement, with ceramic cell Diameter = 22mm: General applications, Drinking Water Diameter = 42mm: Wastewater applications Diameter = 29mm: Salt water applications Communication via HART
Supply voltage	10.5 ...35V DC
Reference Accuracy	0.2% Option: 0.1%
Long term stability	0.1% of URL/year
Process temperature	-10°C...70°C (14°F...158°F) Diameter 29mm (1.14"): 0°C...50°C (32°F...122°F)
Ambient temperature	-10°C...70°C (14°F...158°F) Diameter 29mm (1.14"): 0°C...50°C (32°F...122°F)
Measuring cell	100mbar...20bar (1.5psi...300psi)
Max. overpressure limit	40 bar (580psi) Diameter = 29mm: 25 bar (362psi)
Process connection	Suspension clamp Cable mounting screws
Output	4...20 mA HART
Certificates / Approvals	ATEX, FM, CSA, CSA C/US, IEC Ex, TIIS, INMETRO, NEPSI GL/ ABS/ LR/ BV/ DNV Marine NSF/ KTW/ ACS drinking water
Options	Absolute measuring cell Integrated temperature sensor Pt100, 4-wire Customer specific adjustment Customer specific cable marking