VEGAFLEX 81N Guided Wave Radar TLI

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Featured Specifications

  • Maintenence free reliable operation
  • Unaffected by steam, dust, foam, or changes in density
  • Operates independently of noise, pressure, or temperature fluctuations
  • Customizable in-tank rods and cable for specific tank and customer requirements

Description

The VEGAFLEX 81N Guided Wave Radar (TDR) is a microwave sensor used for continuous liquid level and interface measurement. This instrument is currently installed on the LCS, PC Classes of US Navy surface vessels, as well as, several MSC and USCG ships with great success. The sensor delivers precise and reliable measured values even in applications with steam, buildup, foam generation or condensation.

Common applications include: Lube Oil Tanks, Water Tanks and Day Tanks.

Technical Specifications

Technical Data

Measuring Range

- Cable probe up to 75 m (246.1 ft)

- Rod probe up to 6 m (19.69 ft)

Measuring Accuracy

± 2 mm

Process Pressure

-1 … +40 bar/-100 … +4000 kPa (-14.5 … +580 psig)

Process Temperature

-40 to +200 °C (-40 to +392 °F)

Ambient, Storage, and

Transport Temperature

-40 to +80 °C (-40 to +176 °F)

Process Fitting

Threads from G¾, ¾ NPT, flanges from DN 25, 1”

Electrical

Operating Voltage

9.6 to 35 VDC

Output

- Profibus PA

- Foundation Fieldbus

- 4 to 20 mA/HART - two-wire

- Modbus

- 4 to 20 mA/HART - four-wire

Materials

Wetted Parts

Stainless Steel 316L

Display

LCD in dot matrix

Instrument Seal

FKM, FFKM, EPDM

Housing

Plastic, Stainless Steel, Aluminum

Protection Ratings

IP66/IP68 (0,2 bar)

IP66/IP67

IP66/IP68 (1 bar)

Approvals

SIL Qualification

SIL 2

Ship Approval

ABS, BV, CCS, DNV, GL, LR, NK, RINA

Hazardous

ATEX, FM, CSA, IEC

Scope

ATEX / Europe

CSA / Canada

FM / USA

IEC / worldwide

INMETRO / Brazil

Overfill Protection

WHG

VLAREM II

Explosion Proctection

Intrinsic safety Ex ia

Pressure-tight encapsulation Ex d

Protection through housing St Ex