SBC PCD2.M5 Series - Page 200

Hardware Manual for the PCD2.M5 Series│Document 26/856; Version EN 12│2014-07-24
Saia-Burgess Controls AG
Counting module
Input/output (I/O) modules
6-91
6
Count modes
SC (Single Count):
AND
A
B
Filter
Counting signals at input A.
Up and down counting selectable by user program.
To enable signals at input A to be counted, input B must
beconnectedto24V(ANDgate).
Input A
Input B
Clock
Counter
Modes x1, x2: Up/down counting mode for 2-phase incremental shaft encoder
at inputs A and B.
x1
Input A
Input B
Clock
Counter
x2
Input A
Input B
Clock
Counter