This edition includes: - Cover of the magazine “Renováveis Magazine” n.º 48 – 4th quarter 2021- Summary of the magazine “Renováveis Magazine” n.º 48 – 4th quarter 2021- Woltmann type counters, for cold water and hot water, of manufacturer BMETERS.- Safety Rope Pull switch SRO – manufacturer BERNSTEIN.- Universal absolute encoder with configurable Ethernet with one click – manufacturer WACHENDORFF. In the newsletter; in the website and in the social networks of the magazine (manufactur...