SBC PCD2.M5 Series - Page 127

Hardware Manual for the PCD2.M5 Series│Document 26/856; Version EN 12│2014-07-24
Saia-Burgess Controls AG
Digital input modules, electrically isolated
Input/output (I/O) modules
6-16
6
LEDs and connection terminals
9 8 7 6 5 4 3 2 1 0
E0E1E2E3E4E5COM COM
Bus connector
Bus interface,
Optocoupler,
threshold switch
Input bleeder chain
LEDs
Screw terminals
Inputs E0 to E5 0 - 5
Common connection
for the 6 inputs
Input circuits and terminal designation
8
9
7
6
5
E5
4
E4
3
E3
2
E2
1
E1
0
E0
150nF
150nF
150nF
I/O Bus
PCD Bus
leer
Switch closed: Signal status 'H' = LED on
Switch open : Signal status 'L' = LED off
Phase 115 - 230V 50/60 Hz *)
Zero conductor *)
*) or interchangeable, if the rules permit this
COM
COM
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.