Hardware Manual

Hardware Manual PCD 1 / PCD 2 Series│Document 26 / 737│Edition EN 15│2008-07-22

Saia-Burgess Controls AG

PCD2.W11x

Input/output (I/O) modules

5

Wiring

All unused inputs must be short-circuited: +I to -I in each case

Output circuits and terminal designation

E/

A-

Bu

s

DATA

READ

WRITE

PC

D^

-^ B

us

+ 5 V

GND

+ 24 V

DATA

CHANNEL SELECTION

START CONVERSION

A

D

12 BITS

BUSY FLAG

+E 0

• E 0

9

V+ + 15 V

MUX

Gain 3

Offset 0

Offset 1

Offset 2

Offset 3

VREF

0

1

+E 12

• E 13

+E 24

• E 25

+E 36

• E 37
  PGND

Gain 0

VREF

VREF

VREF

VREF

Icc 0

Icc 1

Icc 2

Icc 3

LINEARISATION

DCDC

+ 15 V

• 15 V

Gain 1

Gain 2

Programming

Classic: Programming examples for the PCD2.W11x can be found in a separate

manual and on the TCS Support site (www.sbc-support.ch + getting started).

xx7: the firmware reads in the values according to the configuration (I/O Builder)

Watchdog: This module can be used on all base addresses; there is no interaction with the

watchdog on the CPUs. For details, please refer to the “Watchdog” section, which describes

the correct use of the watchdog in conjunction with PCD2 components.