KROHNE H250 M8-M9-M10 EN - Manual (Page 3)

CONTENTS
3 www.krohne.com 04/2011 - 4000269302 MA H250-R02 en
H250
1 Safety instructions 5
1.1 Intended use ..................................................................................................................... 5
1.2 Certifications .................................................................................................................... 5
1.3 Safety instructions from the manufacturer ..................................................................... 6
1.3.1 Copyright and data protection ................................................................................................ 6
1.3.2 Disclaimer ............................................................................................................................... 6
1.3.3 Product liability and warranty ................................................................................................ 7
1.3.4 Information concerning the documentation........................................................................... 7
1.3.5 Warnings and symbols used................................................................................................... 8
1.4 Safety instructions for the operator................................................................................. 8
2 Device description 9
2.1 Scope of delivery............................................................................................................... 9
2.2 Device version................................................................................................................. 10
2.2.1 Float damping ....................................................................................................................... 12
2.2.2 Pointer damping.................................................................................................................... 12
2.3 Nameplate ...................................................................................................................... 13
2.4 Description code............................................................................................................. 14
3 Installation 15
3.1 Notes on installation ...................................................................................................... 15
3.2 Storage ........................................................................................................................... 15
3.3 Installation conditions .................................................................................................... 16
3.3.1 Tightening torques ................................................................................................................ 17
3.3.2 Magnetic filters ..................................................................................................................... 18
3.3.3 Heat insulation ...................................................................................................................... 19
4 Electrical connections 20
4.1 Safety instructions.......................................................................................................... 20
4.2 Electrical connection indicator M8................................................................................. 21
4.2.1 Indicator M8M - limit switches ............................................................................................. 21
4.2.2 Indicator M8E - current output............................................................................................. 21
4.3 Electrical connection indicator M9................................................................................. 24
4.3.1 Indicator M9 - limit switches ................................................................................................ 24
4.3.2 Indicator M9 - current output ESK2A ................................................................................... 27
4.3.3 Indicator M9 - Profibus PA (ESK3-PA) ................................................................................. 30
4.3.4 Indicator M9 - totalizer (ESK-Z)............................................................................................ 31
4.4 Electrical connection indicator M10............................................................................... 34
4.4.1 Indicator M10 ........................................................................................................................ 34
4.4.2 Power supply - current output ............................................................................................. 34
4.4.3 Switching outputs B1 and B2................................................................................................ 37
4.4.4 Switching output B2 as a pulse output ................................................................................. 39
4.4.5 Connection reset input R ...................................................................................................... 40
4.5 Grounding connections................................................................................................... 40
4.6 Protection category ........................................................................................................ 41
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