KROHNE OPTIMASS 6400 - Table of Contents

CONTENTS
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www.krohne.com 11/2017 - 4004960802 - AD OPTIMASS 6400 SIL R02 en
OPTIMASS 6400
1 Introduction 4
1.1 Scope of the document..................................................................................................... 4
1.2 Revision history (Firmware) ............................................................................................. 4
1.3 Device description ............................................................................................................ 4
1.4 Device variants ................................................................................................................. 5
1.4.1 Signal converter...................................................................................................................... 5
1.4.2 Flow sensor............................................................................................................................. 6
1.5 Related documentation .................................................................................................... 7
1.6 Terms and definitions....................................................................................................... 7
2 Specification of the safety function 8
2.1 Preconditions.................................................................................................................... 8
2.2 Definition of the safety function ....................................................................................... 8
2.2.1 Process response time ........................................................................................................... 8
2.2.2 Measurement uncertainties ................................................................................................... 8
3 Installation 9
4 Operation 10
4.1 Condition of use.............................................................................................................. 10
4.2 Configuration of device for usage in safety application................................................. 10
4.2.1 Change of safety mode.......................................................................................................... 10
4.2.2 Switch to safe operation ....................................................................................................... 11
4.2.3 Switch to non-SIL operation ................................................................................................. 11
4.2.4 Safe configuration................................................................................................................. 11
4.2.5 Safe parameter verification .................................................................................................. 13
4.2.6 Confirmation ......................................................................................................................... 14
4.2.7 Unlock of device .................................................................................................................... 15
4.2.8 Current safety state of the device......................................................................................... 15
4.3 Safe current output states ............................................................................................. 15
4.4 Device failures ................................................................................................................ 16
4.4.1 Error handling....................................................................................................................... 16
4.4.2 Error messages .................................................................................................................... 16
5 Service 17
5.1 Periodic maintenance..................................................................................................... 17
5.2 Keep the device clean..................................................................................................... 17
5.3 Spare parts availability...................................................................................................17
5.4 Proof test ........................................................................................................................ 17
5.5 Calibration procedure .................................................................................................... 18
5.6 Troubleshooting.............................................................................................................. 18