Battery-Powered Self-Contained Level Detection Solution



  • Side-mounting high level detection system
  • High level switch included
  • Up to a 10-year battery life
  • Self-contained, rugged design
  • Installs in minutes
  • Class I, Division 1 (Zone 0)
  • Intrinsically Safe
  • IP66, -40 °C to 70 °C
  • 900 MHz 2.4 GHz radio option
  • Secure AES encryption

Side-Mountable Level Detection Solution

The OleumTech® “HLS” High Level Switch Transmitter is a side tank mounting solution for detecting high liquid level conditions. The HLS Transmitter can also report transition counts. The HLS includes the side mountable switch and float, making it a complete ready-to-deploy solution. The HLS utilizes on-delay exception reporting method and users can set the debounce filter ranging from 20 ms to 2000 ms to control just when the high level detection occurs. As a safety measure, regardless of state change, this device reports to the wireless gateway every five minutes. This ultra low-power transmitter is powered by a replaceable battery pack that provides up to a 10-year life.

Reliable, Scalable and Safe

The field-proven wireless sensor node communicates with an assigned wireless gateway within the OTC Wireless Sensor and I/O Network creating a highly scalable network, accommodating virtually any I/O requirement. The OleumTech Wireless Transmitter is certified for use in Class I, Division 1 (Zone 0) hazardous locations. It is intrinsically safe, designed not to cause a spark, and can be serviced without being removed from a process.

This product is also available with a local display.