Basis weight measurement
We offer a family of radioisotope sensors (Pm147 or Kr85) for continuous online measurement of the basis weight of paper and board web.
Specifications:
- Weight measurement range 40 - 700 g/m2
- Isotope element Kr85, encapsulated
- Isotope activity not more than 14,8 GBq
- Isotope half-life period 10,7 years
- Limit random weight measurement error (2σ), 1 s time constant ±0,2 g/m2
- Limit random weight measurement error (2σ), 0.1 s time constant ±0,5 g/m2
- Gamma dose rate at device enclosure not more than 40 μSv/h
- Gamma dose rate at 1 m distance not more than 1 μSv/h
Products:
Basis weight sensor (Kr85) A361can
the sensor is designed for online technological control of the basis weight of paper and other sheet materials
Basis weight sensor (Pm147) A362can
the sensor is best suited for technological control of light paper with the web basis weight below 200 g/m2
Moisture and basis weight sensor A427
designed for continuous non-contact measurement of moisture content and surface density of paper web
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