Nov 30, 2021

SIL 2/3 and FF/PA for OPTIWAVE radar level transmitters

  • 24GHz and 80GHz radar level transmitters (2-wire) now available with SIL 2/3 certification
  • FOUNDATION fieldbus and PROFIBUS PA communication output options

KROHNE introduces SIL 2/3 certification and fieldbus communication options for the OPTIWAVE series.

The radar level transmitters have been designed according to IEC 61508 and are approved for use in safety-critical systems where a SIL 2/3 safety function (SIL 3 with 1oo2 channel architecture) is required. The SIL option is available for all 2-wire versions.

As new 4-wire communication options, FOUNDATION fieldbus and PROFIBUS PA are available in combination with ATEX, IECEx, NEPSI and cQPSus approvals.

The new options are available for the following 24GHz and 80GHz FMCW radar level transmitters:

  • OPTIWAVE 5400 for liquids in basic applications

  • OPTIWAVE 7400 for agitated and corrosive liquids

  • OPTIWAVE 7500 for liquids in narrow tanks with internal obstructions

  • OPTIWAVE 3500 for liquids with hygienic requirements

  • OPTIWAVE 6400 for solids from granulates to rocks

  • OPTIWAVE 6500 for powders and dusty atmospheres

FOUNDATION Fieldbus is a registered trademark of FieldComm Group.

PROFIBUS is a registered trademark of PROFIBUS and PROFINET International.

KROHNE Ltd.
34-38 Rutherford Drive
Park Farm Industrial Estate
Wellingborough
Northants NN8 6AE

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About KROHNE

KROHNE is a global manufacturer and provider of process instrumentation, measurement solutions and services in many industries. Founded in 1921 and headquartered in Duisburg, Germany, KROHNE has over 4,000 employees and offers extensive application knowledge and local contacts for instrumentation projects in over 100 countries. KROHNE stands for innovation and highest product quality and is one of the market leaders in process industry.
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