Endress+Hauser Servo tank gauging instrument Proservo NMS80

$8,000.00

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.

Servo tank gauging instrument Proservo NMS80

High precision servo measurement for liquid level, interface and density

Specs at a glance

  • Accuracy

    up to 0.4 mm

  • Process temperature

    -200°C…200°C
    (-328°F…392°F)

  • Process pressure / max. overpressure limit

    0,2…6 bar abs

  • Max. measurement distance

    36 m (118 ft)

  • Main wetted parts

    316L, AlloyC276, PTFE

Field of application

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

Benefits

  • 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

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

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

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

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

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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