Universal, with plastic planetary gear, permanent display of the fill level, odor-tight "Proofed Barrier," measuring range adjustable from 0-250 cm by rotating the scale, reversible scale 0-150 cm and 0-250 cm. Please note that devices with a connection value of 230V will be delivered with either a protective contact plug or a fixed connection (without a plug), depending on the power rating. If the device has a fixed connection, a qualified technician should be commissioned for the installation. All devices with a connection value of 400V or higher must be operated via a suitable high-voltage connection and may only be connected by a qualified electrician. For devices with a rated power of more than 12KW, approval from your network operator is required. Please contact the network operator or an installation company registered in the network operator's installer directory before installation. Such an installation company will assist you in obtaining the necessary approval from the respective network operator.