Table Of Contents - Pepperl+Fuchs R2-SP-IC Series Manual

Segment Protector
1 Introduction................................................................................. 5
1.1 Contents................................................................................................ 5
1.2 Target Group, Personnel...................................................................... 5
1.3 Symbols Used ...................................................................................... 5
2 Product Specifications............................................................... 7
2.1 Overview and Application ................................................................... 7
2.2 Component Identity ............................................................................. 9
2.3 Technical Data R2-SP-IC* .................................................................... 9
3 Hazardous Area Installation and Use ..................................... 12
3.1 Installation in Zone 2, no Live Maintenance at Trunk and Spurs
(Ex nAc) .............................................................................................. 12
3.2 Installation in Zone 2 with Live Maintenance at the Spurs
(Ex ic, FISCO ic) ................................................................................. 12
3.2.1 Spur Voltage Limited by the External Fieldbus Power Supply
Uo  24V, Entity Examination ........................................................... 13
3.2.2 Spur Voltage Limited by the Segment Protector ............................... 13
3.2.3 Spur Voltage Limited by the External Fieldbus Power Supply,
FISCO Examination ......................................................................... 14
4 Installation and Commissioning ............................................. 15
4.1 Mounting and Dismounting............................................................... 15
4.1.1 Separation Wall to Provide Intrinsic Safety (Ex ic) ............................ 17
4.1.2 Additional Information on Vertical Mounting .................................... 18
4.2 Segment Protector Connection Layout of the Trunk ...................... 19
4.3 Segment Protector Connection Layout of the Spurs ..................... 20
4.4 Grounding / Shielding of Fieldbus Transmission Lines ................. 21
4.5 Series Connection and Termination................................................. 22
5 Operation................................................................................... 24
5.1 Indicators ............................................................................................ 24
3