SBC PCD1 Series - Page 245

Saia-Burgess Controls AG
Manual Manual PCD 1 / PCD 2 Series │ Document 26 / 737 EN22 │ 2013-11-26
5
Input/output (I/O) modules
5-109
Fast counting modules
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