SBC PCD2 Series - Page 206

Saia-Burgess Controls AG
Manual I/O-modules for PCD1 │ PCD2 series │ Document 27-600 – Release ENG09 │ 2019-05-01
6-63
I/O modules PCD3
PCD3.W2x0
6
Block diagram
INPUT FILTER
E0
E1
E2
E3
E4
E5
E6
E7
ANALOGUE INPUTS
MUX
A
D
BUSY (addr. 15)
DATA OUT
10 bits serial
A/D act. (addr. 15)
Clock
Channel address 0.. 7
I/O Bus
DATA
READ
WRITE
ADDR
PCD - Bus
+5 V
GND
+24 V
Voltage
Source
10.000 V
7K5
GND
Ref.
Voltage
2.500 V
..W220 only
Programming
Programming examples for the PCD3.W2x0 can be found in a separate manual and on the
TCS Support site www.sbc-support.com.
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 interact with the watchdog, if it is used on base address 240. In
this case, the last input with address 255 cannot be used.
For details, please refer to the section A4 “Hardware Watchdog”, which describes the correct
use of the watchdog in conjunction with PCD components.