Dinel CLS-23

Miniature capacitive sensor for detecting the level of various liquids, mounted directly in tanks, vessels and sumps. Xi version for gas explosion-hazard environments; high-temperature and explosion-proof versions available. SIL 1 per EN 61508.

Key features

Senses conductive and non-conductive liquids
Simple setup with a magnetic pen
Optical LED status indication
High-temperature and explosion-proof versions

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Datasheet (EN)
Operating instructions (EN)
Manufacturer product page

Setting	magnetic pen
Safety	SIL 1 per EN 61508
Hazardous areas	Xi version

Senses conductive and non-conductive liquids
Simple setup with a magnetic pen
Optical LED status indication
High-temperature and explosion-proof versions

The probe and the vessel wall (or a reference tube) form a capacitor. When the level changes, the capacitance changes with the permittivity of the medium. The electronics convert this capacitance change into a level signal.