CONTENTS
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www.krohne.com01/2021 - 4005813903 - MA OPTIWAVE 6400 R03 en
OPTIWAVE 6400 C
7 Service 120
7.1 Periodic maintenance................................................................................................... 120
7.1.1 General notes...................................................................................................................... 120
7.1.2 Maintenance of the O-rings for the housing covers........................................................... 120
7.1.3 How to clean the top surface of the device......................................................................... 121
7.1.4 How to clean horn antennas under process conditions..................................................... 121
7.2 Service warranty...........................................................................................................122
7.3 Replacement of the OPTIWAVE 6300 signal converter with the OPTIWAVE 6400 signal
converter ............................................................................................................................. 122
7.4 Spare parts availability................................................................................................. 125
7.5 Availability of services .................................................................................................. 125
7.6 Returning the device to the manufacturer................................................................... 125
7.6.1 General information............................................................................................................ 125
7.6.2 Form (for copying) to accompany a returned device.......................................................... 126
7.7 Disposal ........................................................................................................................ 127
7.8 Disassembly and recycling........................................................................................... 128
7.8.1 General notes...................................................................................................................... 128
7.8.2 Compact version (C)............................................................................................................ 128
8 Technical data 133
8.1 Measuring principle...................................................................................................... 133
8.2 Technical data............................................................................................................... 135
8.3 Measuring accuracy ..................................................................................................... 142
8.4 Minimum power supply voltage ................................................................................... 143
8.5 Guidelines for maximum operating pressure.............................................................. 144
8.6 Dimensions and weights .............................................................................................. 146
9 Description of HART interface 157
9.1 General description ...................................................................................................... 157
9.2 Software history ...........................................................................................................158
9.3 Connection variants...................................................................................................... 158
9.3.1 Point-to-Point connection – analogue / digital mode ........................................................ 158
9.3.2 Multi-Drop connection (2-wire connection) ....................................................................... 159
9.4 HART® device variables............................................................................................... 159
9.5 Field Communicator 475 (FC 475)................................................................................ 159
9.5.1 Installation .......................................................................................................................... 159
9.5.2 Operation............................................................................................................................. 160
9.6 Asset Management Solutions (AMS)............................................................................ 160
9.6.1 Installation .......................................................................................................................... 160
9.6.2 Operation............................................................................................................................. 160
9.6.3 Parameter for the basic configuration ............................................................................... 160
9.7 Field Device Tool / Device Type Manager (FDT / DTM)................................................ 161
9.7.1 Installation .......................................................................................................................... 161
9.7.2 Operation............................................................................................................................. 161
9.8 Process Device Manager (PDM)................................................................................... 161
9.8.1 Installation .......................................................................................................................... 161
9.8.2 Operation............................................................................................................................. 161