KROHNE CORIMASS G-MFM 4085 EN - Manual (Page 3)

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Contents
Part A Installation and Start-up 5 - 24
1. Installation in the pipeline 5
1.1 General principles 5
1.2 Installation Guidelines 5
1.2.1 Mounting location 5
1.2.2 Connecting pipes 6
1.2.3 Mounting figures 8
1.2.4 Installation factor 8
1.2.5 Standard flange sizes for the flow meter 9
1.2.6 Cross talk 10
1.2.7 Recommended piping for use with the G-Meter 10
1.2.8 Inner Pipe diameters of the G-Series 10
1.3 External Heating and Insulation 11
1.3.1 Insulation 11
1.3.2 Electrical Trace Heating 13
1.3.3 Hot Fluid or Steam Heating 14
1.3.4 Heating Up from Cold 15
2. Electrical installation 17
2.1 Location and connecting cables 17
2.2 Connection to power 18
2.3 Inputs and outputs 18
2.4 Connection of Remote Meters 20
3. Start-up 21
3.1 Factory set parameters 21
3.2 Initial start-up 22
3.3 Installation factor 22
3.4 Zero point adjustment 22
3.5 Programming the converter with a bar magnet 24
Part B MFC 085 Signal Converter 25 - 75
4. Operation of the Signal Converter 25
4.1 Operating and check elements 25
4.2 Krohne Operating Concept 26
4.3 Key functions 27
4.3.1 How to enter programming mode 28
4.3.2 How to terminate programming mode 28
4.4 Table of programmable functions 31
4.5 Reset / Quit Menu - Totalizer reset and status indication acknowledgement 41
4.6 Status messages 43
4.7 Menu variations for systems with other output options 44
5 Descriptions of functions 45
5.1 Zero point adjustment 45
5.2 Low Flow cutoff 47
5.3 Time constant 47
5.4 Programming the display for measurement values 48
5.5 Programming Numeric Data 51
5.6 Setting the current output 52
5.7 Setting the frequency / pulse output 55
5.8 Setting the process alarm output (status) 59
5.9 Setting the control input (binary) 61
5.10 Setting the system control 62