SBC PCD2 Series - Page 235

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
CO
M
A1
CO
M
A2
CO
M
A3
CO
M
A4
CO
M
A5
CO
M
DAC
Ref erence -
Voltage 2.5V
μController
PCD - Bus
I/O - Bus
DC / DC
Converte
r
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rmwarereadsinthevaluesaccordingtotheconguration(I/OBuilderor
networkcongurator).
Watchdog:Thismodulecanbeusedonallbaseaddresses;thereisnointeractionwiththe
watchdog on the CPUs.