Siemens SIMATIC NET PROFIBUS User Manual
Passive Components for RS-485 Networks
4-37
PROFIBUS Networks SIMATIC NET
6GK1970-5CA20-0AA1 Release 2 05/2000
6GK1970-5CA20-0AA1 Release 2 05/2000
4.4
Attaching the LAN Cable to the Bus Connector
4.4.1
Attaching the LAN Cable to Bus Connector (6ES7 972-0B.11..)
Appearance (6ES7 972-0B.11 ...)
Figure 4-15 shows the bus connector with order number 6ES7 972-0B.11 ...
SIEMENS
Screws for
mounting on the
station
mounting on the
station
PG socket (only with
6ES7 972-0BB11-0XA0)
6ES7 972-0BB11-0XA0)
9-pin sub-D male
connector for
connection to the
station
connector for
connection to the
station
Cable guides for
PROFIBUS LAN
cable
PROFIBUS LAN
cable
Housing screws
Switch for
terminating resistor
terminating resistor
Figure 4-15
Bus Connector (order number 6ES7 972-0B.11 ...)