KROHNE H250 M10 ATEX II3D Ex t EN User Manual
Page 2
CONTENTS
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www.krohne.com
03/2011 - 4001348101- MA H250/M10-Ex-II3G-AD R01 en
H250 M10
1 Safety instructions
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1.1 General notes ................................................................................................................... 3
1.2 EC conformity ................................................................................................................... 3
1.3 Safety instructions............................................................................................................ 3
2 Device description
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2.1 Device description ............................................................................................................ 4
2.2 Description code............................................................................................................... 4
2.3 Marking............................................................................................................................. 5
2.4 Flammable products ........................................................................................................ 6
2.5 Equipment category ......................................................................................................... 6
2.6 Protection types................................................................................................................ 6
2.7 Ambient temperature / temperature classes.................................................................. 7
2.8 Electrical data................................................................................................................... 8
3 Installation
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3.1 Installation........................................................................................................................ 9
3.2 Special Conditions ............................................................................................................ 9
4 Electrical connections
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4.1 General notes ................................................................................................................. 10
4.2 Power supply .................................................................................................................. 10
4.3 Inputs / outputs .............................................................................................................. 10
4.4 Earthing and equipotential bonding............................................................................... 11
5 Operation
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5.1 Start-up........................................................................................................................... 12
5.2 Operation ........................................................................................................................ 12
5.3 Electrostatic charge ....................................................................................................... 12
6 Service
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6.1 Maintenance ................................................................................................................... 13
6.2 Dismantling .................................................................................................................... 14
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