Siemens SIMATIC NET PROFIBUS - Manual (Page 3)

i
PROFIBUS Networks SIMATIC NET
6GK1970-5CA20-0AA1 Release 2 05/2000
Symbols
PROFIBUS 830–1 T connecting cable
PROFIBUS 830-2 connecting cable
LAN cable (twisted-pair)
Duplex FO cable
Wireless transmission (infrared)
Bus connector
S7–300
S7–400
ET200S
OP25
ET 200M (with IM 153–2 FO)
PG/PC/OP
AS-i branch