KROHNE OPTIFLEX 2200 ATEX EN - Manual (Page 2)

CONTENTS
2 www.krohne.com 04/2013 - 4000861602 - AD ATEX OPTIFLEX 2200 R02 en
OPTIFLEX 2200 C/F
1 General safety information 4
1.1 Scope of the document..................................................................................................... 4
1.2 Device description ............................................................................................................ 4
1.3 Standards and approvals.................................................................................................. 4
1.4 Device categories ............................................................................................................. 5
1.4.1 Ex ia-approved devices ........................................................................................................... 5
1.4.2 Ex d ia / Ex ia tb-approved devices ......................................................................................... 5
1.4.3 Ex ic-approved devices ........................................................................................................... 5
1.5 ATEX nameplates.............................................................................................................. 6
2 Installation 11
2.1 Precautions..................................................................................................................... 11
2.1.1 General notes........................................................................................................................ 11
2.1.2 Electrostatic discharge......................................................................................................... 11
2.2 Operating conditions ...................................................................................................... 12
2.2.1 Ambient and flange temperature ......................................................................................... 12
2.2.2 Maximum surface temperature of the housing for dust applications ................................. 18
2.2.3 Process pressure.................................................................................................................. 18
3 Electrical connections 19
3.1 General notes ................................................................................................................. 19
3.2 Terminal compartment .................................................................................................. 19
3.2.1 How to open the terminal compartment .............................................................................. 19
3.2.2 How to close the terminal compartment ............................................................................. 20
3.3 Terminal tightening capacity.......................................................................................... 21
3.4 Equipotential bonding system........................................................................................ 21
3.5 Ex ia equipment .............................................................................................................. 22
3.5.1 How to connect the electrical cables ................................................................................... 22
3.5.2 Maximum intrinsically-safe values for the electrical circuit ............................................... 22
3.5.3 Supply voltage ....................................................................................................................... 22
3.5.4 Electrical schematic ............................................................................................................. 23
3.6 Ex d ia / Ex ia tb equipment ............................................................................................ 24
3.6.1 General notes........................................................................................................................ 24
3.6.2 How to connect the electrical cables ................................................................................... 25
3.6.3 Supply voltage ....................................................................................................................... 25
3.6.4 Electrical schematic ............................................................................................................. 25
3.7 Ex ic equipment .............................................................................................................. 27
3.7.1 How to connect the electrical cables ................................................................................... 27
3.7.2 Maximum intrinsically-safe values for the electrical circuit ............................................... 27
3.7.3 Supply voltage ....................................................................................................................... 27
3.7.4 Electrical schematic ............................................................................................................. 28
4 Start-up 29