Our Solutions

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Humi Control System Infographics

TKK’S RAKO research project summary of the HCS measurement technology and accuracy

Summary of Vahanen Rakennusfysiikka Oy's statement on the comparison of Humi 2 sensors with borehole measuring.

The sensor is placed at the correct depth for moisture measurement (RT 103333, with a slab drying in one direction to a depth of 40% of the total thickness and with a slab drying in two directions to a depth of 20%

Measurement accuracy / - 0.3 °C

Installation depth max. 10 cm

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Humi 2 sensor for monitoring structural drying and long-term moisture

  • An adjustable foot that can be pre-adjusted to the correct depth before casting and, if necessary, fine-tuned to the surface.
  • Suitable for both new constructions and renovation, and for casting thicknesses of 50–240 mm.
  • For humidity measurement, the sensor is positioned at the correct depth (RT
  • 14-10984, with one-way drying slabs at 40 % of total thickness and with two-way drying slabs at 20 %).
  • Measurement accuracy: + / - 2.5 RH % units
  • Measurement accuracy + / - 0.3 °C
  • Installation depth: max. 10 cm

Measurement accuracy + / - 2.5 Rh % units

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Humi 2 sensor for monitoring structural drying and long-term moisture

  • A floating sensor that can be installed during or right after casting.
  • Suitable for both new constructions and renovation, and for casting thicknesses of 50–240 mm.
  • For humidity measurement, the sensor is positioned at the correct depth (RT 14-10984, with one-way drying slabs at 40 % of total thickness and with two-way drying slabs at 20 %).
  • Measurement accuracy: + / - 2.5 RH % units
  • Measurement accuracy + / - 0.3 °C
  • Installation depth: max. 10 cm

Suitable for surface casting in wet areas and building elements

Measurement accuracy + / - 2.5 Rh % units

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Inlet Humi 1 sensor for monitoring structural drying and long-term moisture

  • Suitable for wet casting surfaces and building elements
  • Measurement accuracy: + / - 2.5 RH % units
  • Measurement accuracy + / - 0.3 °C
  • Installation depth: max. 10 cm

Suitable for floor and wall structures in wet areas

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Humi 1 sensor for monitoring structural drying and long-term moisture

  • Suitable for floor and wall constructions of wet areas
  • Dimensional accuracy: + / - 2.5 RH % units
  • Installation depth: max. 10 cm

Temperature range -40 °C… 120 °C

Humidity range 0-100 Rh %

Accuracy +/- 2 Rh % units

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Humi 3 Sensor for Monitoring Building or Outdoor Conditions

  • Temperature Range: -40 °C to +120 °C
  • Accuracy: ±0.2 °C
  • Humidity Range: 0-100% RH (Relative Humidity)
  • Humidity Accuracy: ±2% RH units
  • Lifespan: 5-10 years
  • Power Source: 1 x 3.6 V AA Battery (Lithium Battery)