FineTek SD Series Optical Level Switch

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FineTek SD21 Optical level switch low-cost Level Detection solution, with using light reflection to detect the absence or presence of liquid.

SKU: SD215AUN21 Category:


FineTek SD Series Optical Level Switch Product Highlights

  • PNP / NPN outputs selections available in SD21 Series Optical Level Switch, to be connected to the relay or PLC.
  • Both NO or NC output provides for selection.
  • The SD Series sensor tip made of glass and with SUS 304/316 body, therefore applicable to mediums like diesel fuel, waste water, aqueous solution and alcoholic solution.
  • This Level Switch includes over current and power polarity protection, switching contact status also visible from built-in LED indicator.
  • Simple, compact and robust, while no moving parts of the switch.
  • Easy to remove, clean and reinstall.
Data Sheet: FineTek SD Optical Level Switch Instruction Manual: