Siemens 620 用户手册

下载
页码 216
Setting Up and Operating the SIMATIC Box PC 620
3-21
SIMATIC Box PC 620  Manual
A5E00131465-01
Connecting the SIMATIC Box PC 620 via an Adapter
The connecting cable 6ES5 734-2BD20 is supplied with the Box PC. An adapter is
available for connecting the programmable controller using old standard cables.
Tabelle 3-1
Adapter for SIMATIC Box PC 620 Connection
Interface
Link
Connecting
 Cable
Order no:
Adapter
6ES5 734-2BD20
TTY interface
(COM 1)
Box PC to SIMATIC-S5 program-
mable controller
6ES5 731-1xxx0
15–pin
6ES5 731-6AG00
(COM 1)
mable controller
6ES5 731-0xxx0
25– pin
6ES5 731-6AG00
In order to maintain a data transfer rate of 9600 bps up to a distance of over
1000 m (3300 ft), the receiving diode is connected to ground (reference) via the
connecting cable
Note
You can obtain lengths differing from the standard connecting cable
(6ES5 734-2BD20) under the order number 6ES5 734-2xxx0, whereby xxx stands
for the length code.