Technical Instructions forCorrelation SensorsPage 32 Correlation Sensors – Rev. 07 as of 20.04.2016®Minimum filling level 8,0 cmSonic beam angle ±5 degreesLevel measurement – Water ultrasonicMeasurement range 0 to 500 cm (0 to 16.4 ft),lowest absolutely measurable level 8 cm (0.26 ft)Zero point drift absolutely stable zero pointMeasurement uncertainty < ±2 mmLevel measurement - PressureMeasurement range 0 to 500 cmZero point drift max. 0.75 % of final value (0–50 °C)Measurement uncertainty <0.5 % of final valueTemperature measurementMeasurement range -20 °C to +50 °CMeasurement uncertainty ±0.5 KStoringStrictly observe the storing conditions below:- max. temperature: +70° C (158° F)- min. temperature: - 30° C (-22° F)- max. humidity: 100 %When storing, protect the sensors from corrosive or organic solvent vapours, ra-dioactive radiation and strong electromagnetic radiation..4.8 Equipment4.8.1 DeliveryThe standard delivery of the correlation sensors contains:- The instruction manual with the certificate of conformity. Here, all necessarysteps to correctly install and to operate the sensors are listed.- One correlation sensor as on the delivery noteCheck additional accessories depending on your order and by using the deliverynote.4.8.2 ReceiptCheck the delivery according to the delivery note for completeness and intact-ness immediately after receipt. Report any damage in transit to the carrier in-stantly. Send an immediate, written report to NIVUS GmbH in Eppingen as well.Incomplete delivery shall be directly reported to the headquarters in Eppingen oryour local distributor in written form within two weeks.Mistakes cannot be rectified later!