Forbes Marshall - Trusted Partners in Steam Engineering & Control Instrumentation
Forbes Marshall - Trusted Partners in Steam Engineering & Control Instrumentation

Oxysens DO

The Oxysens is a breakthrough in water and wastewater monitoring as the first maintenance-free dissolved oxygen sensor on the market. It completely eliminates the need for membrane or electrolyte replacements while delivering fast, flow-independent DO measurements.

Key Technical Specs:

  • DO Range: 40 ppb to 40 ppm.
  • Temperature Range: 0 – 60ºC.
  • Pressure Rating: Max 4 bar at 130ºC.
  • Response Time: 60 seconds.
  • Temperature Sensor: Built-in NTC 22 kW
  • Fixed co-axial cable configuration (5m standard, up to 10m available).
  • PG 13.5 thread sensor connection.
  • Built-in 22 kOhm NTC for automated temperature compensation

Variants

Oxysens 120 with 5M cable (HT237150/04)

Standard DO sensor unit with a fixed 5-meter cable

Oxysens 120 with 10M cable

Extended reach variant with a fixed 10-meter cable

Frequently Asked Questions

Why is the Oxysens sensor considered "maintenance-free"?

Unlike conventional DO sensors, the Oxysens is uniquely designed so it does not require changing of any membrane or electrolyte over its operational life

What applications is the Oxysens DO sensor best for?

It is heavily utilised in water, wastewater, swimming pools, composting facilities, and fish farms

Does flow rate affect the accuracy of the Oxysens sensor?

No, the Oxysens sensor is completely flow-independent.

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