SBC PCD1 Series Manual page 177

Saia-Burgess Controls AG
LEDs and connection terminals
9
Output circuits and terminal designation
LED adresse
A7
Output conducting (set):
Output disconnected (reset):
Fuse:
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
the correct use of the watchdog in conjunction with PCD2 components.
Manual Manual PCD 1 / PCD 2 Series │ D ocument 26 / 737 EN22 │ 2 013-11-26
A0 A2 A4 A6
A1 A3 A5 A7
8 7 6 5 4 3 2 1 0
A7 A6 A5 A4 A3 A2 A1 A0
39V
9
Fuse
24 VDC
It is recommended that each module should be separately protected
with a fast-blow (S) 4 A fuse
Digital output modules, electrically isolated
Bus connector
Bus interface
Optocoupler
Output transistors (MOSFET)
Protective diodes
LEDs
Screw terminals
Outputs
Load supply 24 VDC
18V
8 7
A7
LED on
LED off
"Watchdog"
Input/output (I/O) modules
Output
transistors
(MOSFET)
Protective
diodes
0
Terminals
A0
Loads
section, which describes
5
5-41