<p>Measuring of liquid level, interface or density with displacer (Archimedes principle) and torque tube as transmitting element. * Level transmission between vessel and transmitter by torque tube * Applicable for service temperatures from –196 °C to +400 °C and pressures up to PN 250 * The span can be set for a 1:5 ratio * A wide selection of materials facilitates service under corrosive conditions * Material approval certificates to DIN 50 049-3.1 available * Various licences in accordance with national regulations</p>