VEGAFLEX 81N Guided Wave Radar TLI

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
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vegaflex81

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

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