Float level switch Ex-approved

Engler - Float Level Switch UniExSS

Engler Logo

  • Multiple switching points
  • Several connection options
  • Optional temperature measurement
  • Measuring length up to 3000 mm

Float Level Switch UniExSS

Our ATEX-certified float switches are engineered for liquid level control in explosive atmospheres and flammable media, fully compliant with Directive 2014/34/EU (ATEX).

These passive, power-free devices ensure robust performance and long service life – ideal for industries where safety, durability, and precision matter most.

Key Features

  • ATEX-certified for use in explosive media and atmospheres (Directive 2014/34/EU).
  • No power supply required: Passive operation ensures simple, fail-safe functionality.
  • Wide temperature range:
    – Standard devices: –20°C to +105°C (medium) / –20°C to +70°C (ambient)
    – High-temperature models: –40°C to +180°C
  • Each UniExSS float switch is manufactured to your exact specifications, designed to fit your requirements.
  • Durable stainless steel construction to ensures reliability and corrosion resistance, even in harsh industrial environments.

Optional Combination with Temperature Monitoring

Enhance functionality by integrating temperature switches or sensors with your float switch.

  • Temperature switches: Open or close at your defined temperature setpoints.
  • Temperature sensors: Compatible with PT100 / PT1000 elements for precise monitoring.

These flexible combinatiosn allows simultaneous level and temperature control ­­­– simplifying installation and reducing system complexity.

Technical Data

Application Hydraulics, water treatment, machine tools
Material Stainless steel 1.4571
Technology Float with reed contacts
Electrical connection Housing of aluminium or stainless steel, DIN, M12, cable
Process connection G1/4″, 3/8″, 1/2″, 1″, 1 1/2″, 2″, flanges
Output SPST (NO/NC), SPDT (switching reeds)
Option Integrated thermostat, PT100 or Pt1000
Read more
Read less

Let us help you

Don't know which product you need?

Contact us to get help choosing a product.