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Risycor CBU-Fix Set

The Risycor CBU corrosion monitor with alarm function is designed for heating systems.

Mounted with a B-fix threaded connector between existing valves or in a device that can be isolated (boiler, filter, etc), which places the metal coupon at the tip of the probe in the water flow. The oxidation of this coupon is representative of the uniform corrosion within the system. The logger records the corrosion rate against time and warns of inadmissible values or a defect. The memory can be read out with a computer. B-fix threaded connector for bayonet mounting of the corrosion monitor Risycor CBU.


  • Risycor CBU Logger–probe combination.
  • B-Fix (threaded connector, includes fasteners).
  • Mains adaptor.
  • Risycor CBU-fix set.

General information
Specification data - Corrosion monitors

Product Reference

Risycor CBU-Fix Set

Standard product features

Outputs (signals, alarm):

  • Visual: Various LEDs for display of operating and alarm status.
  • USB: Memory readout.
  • USB: Memory readout.
  • Alarm in case of: Corrosion rate too high (adjustable), fault in the corrosion monitor, end of the service life of the metal coupon on the probe.

Technical characteristics:

- Physical:

  • Pressure range: 0–6 bar.
  • Temperature range: 5–85°C, integrated temperature compensation.
  • Environment: 0–45°C, no condensation.
  • Storage: -5 to +60°C.
  • Risycor CBU probe: Polyphenylene sulfide (PPS).
  • Risycor CBU logger: Polycarbonate (PC).
  • Coupon: Fe.
  • B-fix threaded connector: Brass CW614N.

- Electrical:

  • Mains adaptor: CEE 7/16, 230 V a.c., 50 Hz.
  • 5 V d.c. mini-USB.
  • Power consumption: 2.5 W.
  • Volt-free contact – nominal: 48 V d.c., 100 mA or 48 V a.c. RMS 80 mA, maximum: 350 mA at <10 ms.
  • IP52.

- Other:

  • Capacity of the memory: Ten+ years.
  • Data storage: every seven hours.

- Dimensions:

  • Logger and probe: 72 x 52 x 53 mm.
  • B-fit thread connector: Height: 31 mm with R1/2” thread, M3 x 0.5 (2x), SW41.
  • Total weight: 680 g.

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