Nivotester FTW325

Intrinsically safe limit switch for connection to conductive sensors

General Information
Input / Output
Electrical Data
Mechanical Data
Certification / Approvals
Additional Information


  • Input: Conductive sensors
  • Output: 2x SPDT relays
  • Number of channels: Up to 3 channels
  • Configuration via DIP switches
  • Approvals: Ex-area, WHG, SIL

Fields of application

  • Overfill protection according to WHG
  • Dry-run protection
  • Two-point control of pumps
  • Slurry filling level indicator


The Endress+Hauser Nivotester FTW325 is an intrinsically safe limit switch for connection to conductive sensors. The compact housing allows easy serial mounting on a DIN rail in the control cabinet. In addition, probes of the type Liquipoint T FTW31/32 can be connected. Multi-point detection with up to five measuring points can be achieved by using three FTW325 level testers.

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Somya Gupta

The conversation was highly helpful to me. I want to know about the suitable sensors that can be used for level measurements for conical tank systems. Mr. Pedro has quickly responded and explained in very ease way. It was nice interacting with him.

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Nivotester FTW325
€124.00 plus VAT
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What do our customers say

Ohannes Markarian

A great company that provided a wide range of products from various suppliers. Support is excellent and very responsive

Product Details