Siemens SIMATIC NET PROFIBUS - Manual (Page 277)

Installing LAN Cables
C-15
PROFIBUS Networks SIMATIC NET
6GK1970-5CA20-0AA1 Release 2 05/2000
Table C-1 Cabling Within Buildings
Cables for ... and cables for ... lay ...
Bus signals, shielded
(PROFIBUS, Industrial Ethernet)
Bus signals, unshielded
(AS-Interface)
Bus signals, shielded
(PROFIBUS, Industrial Ethernet)
Bus signals, unshielded
(AS-Interface)
Data signal, shielded
(PG, OP, printer, counter inputs
etc.)
Analog signals, shielded
DC voltage
(
v 60 V), unshielded
Process signals
(
v 25 V), shielded
AC voltage
(
v 25 V), unshielded
Monitors (coaxial cable)
In common bundles or cable
channels
DC voltage
(
u 60 V and v 400 V),
unshielded
AC voltage
(
u 25 V and v 400 V),
unshielded
In separate bundles or cable
channels (no minimum clearance
required)
DC and AC voltage
(
u 400 V), unshielded
Within closets:
In separate bundles or cable
channels (no minimum clearance
required)
Outside closets:
On separate cable paths with at
least 10 cm clearance