Siemens SIMATIC NET PROFIBUS User Manual

Index-2

PROFIBUS Networks SIMATIC NET

6GK1970-5CA20-0AA1 Release 2 05/2000

Potential differences

avoiding, C-11
causes, C-10

PROFIBUS terminator

definition, 5-15
design, 5-15
dimension drawing, F-6
technical specifications, 5-16

PROFIBUS-PA, Installation Guideline, I-3

RS-485 repeater

block diagram, 5-5
connecting the LAN cable, 5-14, 5-17
connecting the power supply, 5-13
definition, 5-2
design, 5-2
dimension drawing, F-5, F-7, F-8
Installation, 5-9
pinout PG/OP connector, 5-4
possible configurations, 5-6
rules, 5-2
setting the terminating resistor, 5-6
technical specifications, 5-4
ungrounded operation, 5-12
uses, 5-2

SIENOPYR duplex fiber-optic marine cable,

Tap lines, length, 3-4
Technical specifications

bus connector, 4-35
PROFIBUS terminator, 5-16
RS-485 repeater, 5-4

Terminating resistor

bus connector, 4-46
RS-485 repeater, 5-6

Transmission rates, 2-24
Type of protection, 2-24