Servo Tank Gauging Instrument Proservo NMS80

Brand: Endress+Hauser
Servo tank gauging instrument Proservo NMS80
Servo tank gauging instrument Proservo NMS80 Servo tank gauging instrument Proservo NMS80 Servo tank gauging instrument Proservo NMS80 Servo tank gauging instrument Proservo NMS80
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Servo Tank Gauging Instrument Proservo NMS80

Brand: Endress+Hauser
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The intelligent tank gauge Proservo NMS80 is designed for high accuracy liquid level measurement in custody transfer and inventory control applications with NMi- and PTB-approvals. It meets the relevant requirements according to OIML R85 and API 3.1B. It fulfills the exact demands of tank inventory management and loss control and is optimized in regards of total cost saving and safe operation.

For high accuracy custody transfer measurement in crude oil, gasoline, diesel, petrochemicals and chemicals.

  • Process connections: Flanges
  • Temperature: -200 to +200°C (-328 to +392°F)
  • Pressure: 0 to +6bar (0 to +87psi)
  • Maximum measuring range: 36m (118ft)
  • Accuracy: ±0.4mm (±0.02")
  • International explosion protection and custody transfer certificates, overfill prevention WHG, SIL
Features
  • Hardware and software developed according to IEC 61508 up to SIL3 (in homogeneous redundancy) for high level of safety
  • Maximum reliability through accuracy up to ±0.4mm (±0.02")
  • Developed according to international metrology recommendations such as OIML R85 and API MPMS
  • Local and country-specific certifications like NMi or PTB for custody transfer applications
  • Simplified installation and trouble-free operations due to easy connection to major DCS systems via open protocols
  • Measurement of interfaces between up to three liquid layers, tank bottom, spot, and profile densities

Specifications

Brand

Measuring Principle

  • Servo / Float Tank Gauging

Characteristic / Application

  • Servo Tank Gauging: High precision measurement for liquid level, interface, spot density, profile density

Specialities

  • Custody transfer level measurement
  • Interface measurement
  • Spot density, density profile measurement

Supply / Communication

  • 85-264 VAC
  • 52-74 VAC
  • 19-64 VDC

Accuracy

  • up to 0.4 mm

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

  • 0,2...6 bar abs

Main Wetted Parts

  • 316L, AlloyC276, PTFE

Process Connection

  • Flange: DN80/3", DN150/6"

Max. Measurement Distance

  • 36 m (118 ft)

Communication

  • Output: Fieldbus: Modbus RS485, V1, WM550
  • Output: HART, BPM and TRL/2 (via GE option)
  • Output: Analog 4-20mA output (Exi/ Exd)
  • Output: Relay output (Exd)
  • 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

Metrological Approvals and Certificates

  • OIML, NMi, PTB

Options

  • Redundant fieldbus
  • 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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