Hardware Manual for the PCD2.M5 Series│Document 26/856; Version EN 12│2014-07-24
Saia-Burgess Controls AG
Communication interfaces
5
5-24
Modem communication
5.6
Modem module for I/O module socket
PCD2.T814:
analogue modem 33.6 kbps
(RS-232 and TTL interface)
PCD2.T851:
digital modem ISDN-TA
(RS-232 and TTL interface)
Recommended slots for connection using ribbon cable:
PCD2.M5_ - Slot #4 (recommended)
If a different socket is chosen for the internal modem, it can no longer be connected
via the ribbon cable. The modem is then connected to the PCD7.F121 interface
module by spring terminals. anual 26/771 “PCD2.T8xx modem modules“
An external modem can also be connected to the PCD7.F121 module.
For physical reasons, PCD2.T8xx modems cannot be connected to the slots
highlighted in colour:
PCD2.Mxxxx
#0 #1 #2 #3
#4
#5
#6
#7
Not allowed Slot
Two modem modules cannot be mounted side-by-side.
For installtion details, see manual 26/771 “PCD2.T8xx modem modules“
Do not use the modem modules on PCD2.C2000/C1000.