CONTENTS
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06/2021 - 4006413503 - AD NEPSI OPTIWAVE x400 R03 en
OPTIWAVE X400
1 General safety information
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1.1 Scope of the document..................................................................................................... 4
1.2 Device description ............................................................................................................ 4
1.3 Standards and approvals.................................................................................................. 4
1.4 Equipment protection levels (EPL) and dust zones ......................................................... 5
1.4.1 Ex ia-approved devices ........................................................................................................... 5
1.4.2 Ex d ia- and Ex iaD tD-approved devices................................................................................ 7
1.5 Nameplate ........................................................................................................................ 9
2 Installation
10
2.1 Special conditions........................................................................................................... 10
2.2 Precautions..................................................................................................................... 10
2.2.1 General notes........................................................................................................................ 10
2.2.2 Electrostatic discharge......................................................................................................... 10
2.2.3 Optional purging system....................................................................................................... 12
2.2.4 Optional heating/cooling system .......................................................................................... 13
2.3 Ambient and process connection temperatures ........................................................... 14
3 Electrical connections
18
3.1 General notes ................................................................................................................. 18
3.2 Terminal compartment .................................................................................................. 18
3.2.1 How to open the terminal compartment .............................................................................. 18
3.2.2 How to close the terminal compartment ............................................................................. 19
3.3 Terminal tightening capacity.......................................................................................... 20
3.4 Equipotential bonding system........................................................................................ 20
3.5 Ex ia and Ex iaD equipment............................................................................................ 21
3.5.1 How to connect the electrical cables ................................................................................... 21
3.5.2 Maximum intrinsically safe values for the electrical circuit................................................ 21
3.5.3 Supply voltage ....................................................................................................................... 21
3.6 Ex d ia / Ex iaD tD equipment ......................................................................................... 22
3.6.1 General notes........................................................................................................................ 22
3.6.2 How to connect the electrical cables ................................................................................... 22
3.6.3 Supply voltage ....................................................................................................................... 23
3.6.4 Maximum voltage for the electrical circuit .......................................................................... 24
4 Start-up
25
5 Service
26
5.1 Periodic maintenance..................................................................................................... 26
5.2 Repairs............................................................................................................................ 26
5.3 Keep the device clean..................................................................................................... 26
5.4 How to remove the device .............................................................................................. 26
5.5 OPTIWAVE 6300: Replacement of the signal converter................................................. 27
5.6 OPTIWAVE 7300: Replacement of the signal converter................................................. 27
5.7 Manufacturer.................................................................................................................. 28
