Saia-Burgess Controls AG
Manual Manual PCD 1 / PCD 2 Series │ Document 26 / 737 EN22 │ 2013-11-26
CPUs and expansion housings
3-8
CPU overview
3
Differentiation of
base units (ports)
PCD1.M110 PCD1.M120 PCD1.M130 PCD1.M125 PCD1.M135
Programming interface PGUportD-Subsocket,9-pole
1)
(for PCD8.K111 programming cable)
Serial data port
Socket A
1
RS-422,
RS-485,
built-in
1
RS-232, RS-422/485, MP bus or
TTY current loop 20mA, plug-in (PCD7.F1xx
modules)
Field bus connections SBC S-Bus
- Ethernet-
TCP/IP
(Ether-S-
Bus)
2
- Ethernet-
TCP/IP
(Ether-S-
Bus)
2)
- ProbusDP
LonWorks
®
Socket B for network
and/ordataport,LED
display, small terminal
for
PCD7.D162
terminal kit
only
3)
yes
3)
1) Can also be used as a serial data port, e.g. to connect a terminal; but this hampers troubleshooting with the
debugger
2)EthernetTCP/IPavailableasaconguredsystem:PCD1.M130F655 / PCD1.M135F655.Ifinstalledlater,thecover
mustbereplaced(item-no.410474090)
3)WerecommendorderingthePCD2.D16xterminalkitmountedonthecontroller.Ifinstalledlater,thecovermustbe
replaced (item-no. 4 104 7338 0)
3.4.2 Block diagram : PCD1.M1xx
M
E
M
O
R
Y
M
A
P
E
E
P
R
O
M
DB
TX
P
T
vol
C
nvol
R
nvol
F
vol
F
nvol
Supply
I/O in Base Unit
Adresses 0...63
Date-Time
nvol
PGU
1
)
RS-232
CPU
CPU and I/O Bus
1
) PGU: connection for programming unit
2
) PCD1.M135F650
F1_ Module
Communi-
cations A
Watch Dog
Modems
ISDN
Analogue
F6/F7/F8 Module
Communi-
cations B
User Media
register
timer
counter
flag
volatile
non volatile
program
text
data block
Interrupt
Inputs
F6_/F7_/F8_ Module Bus
RS 232/422/485,
Profibus DP,
LonWorks
or Ethernet-TCP/IP
2
)
RS-232,
RS-422,
RS-485,
Belimo MP-Bus
or TTY 20mA
User Memory
µC-internal
R
T
C
F
vol
nvol
P
TX
DB
®