SBC PCD2 Series - Page 24

Saia-Burgess Controls AG
Manual I/O-modules for PCD1 │ PCD2 series │ Document 27-600 – Release ENG09 │ 2019-05-01
5-15
I/O modules PCD1|PCD2
PCD2.E160/161
5
Input circuits and terminal designation
Depending on external wiring, this module may be used for source or sink opera-
tion.
Source operation (positive logic):
1, 3, 5, 7
17, 19, 21, 23
9, 11, 13, 15
25, 27, 29, 31
L E1 E0
30 32
10k 10k
10k 10k
LED red
LED green
Ribbon cable connector
Switch closed: (+ at input): signal state "H", LED lights up
Schalter open: signal state "L", LED off
If both inputs 0 and 1 are
switched on, the yellow (orange)
LED lights up
Ue 24 VDC
Sink operation (negative logic):
1, 3, 5, 7
17, 19, 21, 23
9, 11, 13, 15
25, 27, 29, 31
L E1 E0
30 32
Ue 24 VDC
Ribbon cable connector
Switch closed: (- at input): signal state "L", LED off
Switch open: signal state "H", LED lights up
Watchdog:Thismodulecaninteractwiththewatchdog;ifitisusedonbase
address 240 (or 496 for the PCD2.M17x), the last input with address 255 (or 511
for the PCD2.M17x) 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.