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Measuring principle
Servo / Float Tank Gauging
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Characteristic / Application
Servo Tank Gauging: High precision measurement for liquid level, interface, spot density, profile density
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Specialities
Custody transfer level measurement
Interface measurement
Spot density, density profile measurement -
Supply / Communication
85-264VAC
52-74VAC
19-64VDC -
Accuracy
up to 0.4 mm
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Ambient temperature
Standard:
-40°C…60°C
(-40°F…140°F)
For calibration to regulatory Standards:
-25°C…55°C
(-13°F…131°F) -
Process temperature
-200°C…200°C
(-328°F…392°F) -
Process pressure / max. overpressure limit
up to 25 bar (363 psi) abs
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Main wetted parts
316L, AlloyC276, PTFE
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Process connection
Flange:
DN80/3″ / DN100/4″ / DN150/6″ -
Max. measurement distance
47 m (154 ft)
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Communication
Outputs:
Fieldbus: Modbus RS485, V1, WM550
HART, BPM and TRL/2 (via GE option)
Analog 4-20mA output (Exi/ Exd)
Relay output (Exd)
Inputs:
Analog 4-20mA input (Exi/ Exd)
2-, 3-, 4-wire RTD input
Discrete input (Exd, passive/ active) -
Certificates / Approvals
ATEX, FM, IEC Ex, EAC, JPN Ex, KC Ex,
INMETRO, NEPSI, UK Ex -
Safety approvals
Overfill protection WHG
SIL -
Design approvals
EN 10204-3.1
NACE MR0175, MR0103 -
Metrological approvals and certificates
OIML, NMi, PTB
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Options
Redundant fieldbus
Alu-coated or 316L housing
Weather protection cover
Guide wire assembly
Relief valve
Gas purging nozzle connection
Pressure gauge
Cleaning nozzle connection -
Application limits
Stilling well or guide wires for turbulent
application
Recommend PTFE displacer for high
viscosity application
Recommend AlloyC276 displacer for corrosive application
Interface measurement requires min. difference of 0.100 g/ml
between layers
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Measuring principle
Servo / Float Tank Gauging
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Characteristic / Application
Servo Tank Gauging: High precision measurement for liquid level, interface, spot density, profile density
-
Supply / Communication
85-264 VAC
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Ambient temperature