Siemens SIMATIC NET PROFIBUS - Manual (Page 8)

Contents
vi
PROFIBUS Networks SIMATIC NET
6GK1970-5CA20-0AA1 Release 2 05/2000
A.2.4 Checking the Optical Signal Quality with PROFIBUS OLM V3 A-12 . . . . . . . . .
B Lightning and Surge Voltage Protection for LAN Cables Between Buildings B-1
B.1 Why Protect Your Automation System From Overvoltage? B-2 . . . . . . . . . . . .
B.2 Protecting LAN Cables from Lightning B-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
B.2.1 Instructions for Installing Coarse Protection B-5 . . . . . . . . . . . . . . . . . . . . . . . . .
B.2.2 Instructions for Installing Fine Protection B-6 . . . . . . . . . . . . . . . . . . . . . . . . . . . .
B.2.3 General Information on the Lightning Protection Equipment from the Firm of
Dehn & Söhne
B-7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
C Installing LAN Cables C-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
C.1 LAN Cables in Automation Systems C-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
C.2 Electrical Safety C-3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
C.3 Mechanical Protection of LAN Cables C-4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
C.4 Electromagnetic Compatibility of LAN Cables C-7 . . . . . . . . . . . . . . . . . . . . . . .
C.4.1 Measures to Counter Interference Voltages C-7 . . . . . . . . . . . . . . . . . . . . . . . . .
C.4.2 Installation and Grounding of Inactive Metal Parts C-8 . . . . . . . . . . . . . . . . . . .
C.4.3 Using the Shields of Electrical LAN Cables C-8 . . . . . . . . . . . . . . . . . . . . . . . . . .
C.4.4 Equipotential Bonding C-10 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
C.5 Routing Electrical LAN Cables C-13 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
C.5.1 Cable Categories and Clearances C-13 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
C.5.2 Cabling within Closets C-16 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
C.5.3 Cabling within Buildings C-16 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
C.5.4 Cabling outside Buildings C-17 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
C.5.5 Special Noise Suppression Measures C-18 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
C.6 Electromagnetic Compatibility of Fiber-Optic Cables C-20 . . . . . . . . . . . . . . . . .
C.7 Installing LAN Cables C-21 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
C.7.1 Instructions for Installing Electrical and Optical LAN cables C-21 . . . . . . . . . . . .
C.8 Additional Instructions on Installing Fiber-Optic Cables C-24 . . . . . . . . . . . . . . .
D Installation Instructions for SIMATIC NET PROFIBUS Plastic Fiber-Optic with
Simplex Connectors or BFOC Connectors and Pulling Loop for the FO Standard
Cable
D-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
E Installing Network Components in Cubicles E-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
E.1 IP Degrees of Protection E-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
E.2 SIMATIC NET Components E-3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
F Dimension Drawings F-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
F.1 Dimension Drawings of the Bus Connectors F-2 . . . . . . . . . . . . . . . . . . . . . . . . .
F.2 Dimension Drawings of the RS-485 Repeater F-5 . . . . . . . . . . . . . . . . . . . . . . .
F.3 Dimension Drawing of the PROFIBUS Terminator F-6 . . . . . . . . . . . . . . . . . . .
F.4 Dimension Drawings of the RS-485 Bus Terminal F-7 . . . . . . . . . . . . . . . . . . . .
F.5 Dimension Drawings of the BT12M Bus Terminal F-8 . . . . . . . . . . . . . . . . . . . .
F.6 Dimension Drawings of the Optical Bus Terminal OBT F-9 . . . . . . . . . . . . . . . .