System blocks
Block descriptions
ID 441692.01
STÖBER ANTRIEBSTECHNIK
86
57 Counter I16
Description
When the input
Run
is active, the block counts the rising edges on the input
In
and outputs
the counter status to the output
Cnt
. When the input
Decr
is not active, the block counts
up. When the input
Decr
is active, the block counts down. When a value range overflow or
underflow occurs, the signal
OvFl
or
Undf
is set for one cycle.
An active input
Reset
always resets the block output
Cnt
to 0.
Inputs
No. Name
Datatype Scaling
Description
1
In
B –
Counting
pulse
2
Run
B –
0: Counter ignores counting pulses
1: Counting pulses are being acquired.
3
Decr
B –
0: Counting up
1: Counting down
4
Reset
B –
0: Normal operation
1: Counter output is set to 0. No other reaction.
Outputs
No. Name
Datatype Scaling
Description
5
Cnt
I16 –
Output
of
the counter status
6
OvFl
B
–
Counter had a value range overflow during the last cycle.
7
Undf
B
–
Counter had a value range underflow during the last cycle.
8
TrigOld
B
–
Memory for edge recognition
Содержание POSIDRIVE MDS 5000
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