Saia-Burgess Controls AG
Manual I/O-modules for PCD1 │ PCD2 series │ Document 27-600 – Release ENG09 │ 2019-05-01
6-92
I/O modules PCD3
PCD3.W6x5
6
Block diagram
OP-Amp Output stage
A0
COM
A1
COM
A2
COM
A3
COM
A4
COM
A5
COM
D
AC
Ref erence -
Voltage 2.5V
μ
Controller
PCD - Bus
I/O - Bus
DC / DC
Converter
Galvanic
separated
s erial
interface
Galvanic separation
VCC
COM
+5 V GND
Filter
+Uin
-Uin
Programming
For programming the modules PCD3.W6x5, an FBox is available.
xx7 and RIOs: the firmware reads in the values according to the configuration (I/O Builder or
network configurator).
Watchdog: This module can be used on all base addresses; there is no interaction with the
watchdog on the CPUs.