SIMATIC Box PC 840 to PG Connection (V.24, TTY)
If you want to connect your SIMATIC Box PC 840 to a programming device, you
can plug the appropriate connecting cable into the V.24 or TTY interface port
COM 1 as a V.24
COM 1 as a TTY
1. When connecting the programming devices in series, make sure you connect
the cable the right way around (see Figure 3-13).
2. The connecting cable can only be ordered as a spare part. The connecting
cable is described in Chapter 7.
3. The line current (TTY) is an optional product feature.
Box PC 840
Figure 3-13 Direction of Connection: Adapter – Connecting Cable
For the PC/PG connection, you must switch the TTY ports (COM 1) in the
programmable logic controller to passive by changing the jumper setting. The
SIMATIC Box PC 840 interface is always active!
SIMATIC Box PC 840 Manual
Setting Up and Operating the SIMATIC Box PC 840
Connection of the SIMATIC Box PC 840 to other PUs
with PG 7xx
with PG 6xx
Series connection of
6ES5 733 -2xxx0