Title: +038=370.101-OE002T_02-Multical 801 Energimåler Kamstrup - Teknisk beskrivelse.pdf
Software conformity Software checksum, based on CRC16, is available via data communication and in the display.Integrity and authenticity of data All data parameters include type, measuring unit, scaling factor and CRC16 checksum. Every produced meter includes a unique identification number.Two different formats are used in the communication between master and slave, either a data frame format or an application acknowledgement format.A request from master to slave is always sent in a data frame.The response from the slave can be sent either in a data frame or as an application acknowledgement.The data frame is based on the OSI model using the physical layer, the data link layer and the application layer.Number of bytes in each field Field designation1Start byte1Destination address1CID0-?Data2CRC1Stop byteOSI – layerApplication layerData link layerPhysical layer