Flow monitoring with SIL certification

For applications with the safety requirement SIL (Safety Integrity Level) we have developed the flow monitor NLSW®45-3 SIL1 as well as the sensor F3.x SIL1 developed and externally certified.

The evaluation units and probes are available with SIL1 certification or in combination with ATEX certification (zones 1 and 2).

We will be pleased to provide you with the safety characteristics of the measuring devices on request.

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Exemplary areas of application

Surface coating equipment

Monitoring the supply and exhaust air of extraction and air purification systems


Monitoring the supply air in production

Paint and varnish production

Monitoring of a constant air flow to generate an overpressure or underpressure

Glass production

Monitoring of supply air at production plants

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