Technical data

SIMATIC Box PC 620 Expansions
5-31
SIMATIC Box PC 620 Manual
C79000-G7076-C639-02
Connecting the SIMATIC Box PC 620 to an S5 Programmable Logic Controller
You can connect the SIMATIC Box PC 620 to a SIMATIC S5 programmable logic
controller using the COM1/TTY interface port.
You connect your SIMATIC Box PC 620 to a SIMATIC S5 programmable logic
controller as follows:
1. Switch off your device.
2. Place the connecting cable onto the port COM1 / V.24-/ AG.
!
Caution
Risk of damage to the Simatic Box Pc 620!
The interface port may be damaged if you confuse the connections or use the
wrong connecting cables. Make sure the TTY cable of the SIMATIC Box PC 620
is plugged into the COM 1 / TTY port and not into the LPT 1 port.
Before inserting the connecting cables, the electrostatic charge in your body and
the connecting cables must discharged by briefly touching a grounded object (ESD
instruction).
Use only original cables to stablish the connection to the programmable controller.
The SIMATIC box PC 620 and the programmable controller must be operated on
the same equipment grounding conductor potential.
Connecting the SIMATIC Box PC 620 via an Adapter
An adapter is available for connecting the programmable controller using old
standard cables.
Interface Link Connecting Cable Adapter
6ES5 734-2BD20
TTY Interface
(COM1)
SIMATIC Box PC 620 with
SIMATIC S5 programmable
ll
6ES5 731-1xxx0
15–pin
6ES5 731-6AG00
(COM1)
g
controller
6ES5 731-0xxx0
25–pin
6ES5 731-6AG00
High Transfer Rate at Distances of up to 1000 m
In order that transfer rates of 9600 baud are possible up to a distance of 1000 m,
the reception diode is connected via the connecting cable with ground as
reference. Cables of various lengths are available under the order number
6ES5 734–2xxx0, (xxx stands for the length code).