Passive Components for RS-485 Networks
4-48
PROFIBUS Networks SIMATIC NET
6GK1970-5CA20-0AA1 Release 2 05/2000
4.7 Bus Terminals for RS-485 Networks
4.7.1 Versions
Overview
A bus terminal is used to attach a single PROFIBUS node with an RS-485
interface to the PROFIBUS LAN cable.
Bus terminals are available in the following versions:
Table 4-9 Versions of the Bus Terminal
Bus terminal RS-485 Bus terminal 12 M
Order no.:
With 1.5 m tap line 6GK1 500-0AA10
With 1.5 m tap line and
additional PG interface
6GK1 500-0DA00
With 3 m tap line 6GK1 500-0AB00
Transmission rate 9.5 Kbps to 1.5 Mbps 9.5 Kbps to 12 Mbps
Power supply 5V / 10 mA
from the node interface
5V / 90 mA
from the node interface
Terminating resistor
combination
integrated, on/off Integrated, can be activated
with disconnect function
Casing degree of protection IP20 IP20
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