AC500, CP400, CP600, DigiVis 500, Wireless Catalog - Gerrie Electric

Scalable PLC AC500
Overview of digital S500 I/O modules
Digital I/O modules, "Fast Counter" operating modes. Not applicable for DC541 or eCo-I/O modules (see technical
documentation for details)
Operating mode, configured in the user program of the AC500
Occupied
inputs
DI or DC
Occupied
outputs
DO or DC
Maximum
counting
frequency
kHz
0 No counter 0 0 – –
1 One count-up counter with "end value reached"
indication
2 One count-up counter with "enable" input and
"end value reached" indication
Notes
1
2
1
1
50
50
Note for input module DI524:
It is not possible to set an output directly.
As an alternative, the status byte should be evaluated and
applied to another output in the system.
3 Two up/down counters 2 0 50 "End value" interrogation via status byte
4 Two up/down counters with 1 counting input inverted 2 0 50
5 One up/down counter with "dynamic set" input 2 0 50 Acts to the rising signal edge (0->1)
"End value" interrogation via status byte
6 One up/down counter with "dynamic set" input 2 0 50 Acts to the falling signal edge (1->0)
"End value" interrogation via status byte
7 One up/down counter with directional discriminator
For synchro transmitters using two counting pulses with
an offset of 90° (track A and B)
8 – 0 0 – –
9 One up/down counter with directional discriminator and
double evaluation
For synchro transmitters using two counting pulses with
an offset of 90° towards each other (track A and B)
10 One up/down counter with directional discriminator and
fourfold evaluation
For synchro transmitters using two counting pulses with
an offset of 90° towards each other (track A and B)
2 0 50 For synchro transmitters with 24 V signals. In case of 5 V
synchro transmitters, the signal has to be increased to 24 V.
The zero track of the synchro transmitter is not processed.
Interrogation of the "end value" indication via the status byte.
Single evaluation.
2 0 30 See operating mode 7
Difference: double evaluation, i.e. evaluation of the rising
edge and the falling edge of track A -> higher accuracy due
to the double number of counting pulses
2 0 15 See operating mode 7
Difference: fourfold evaluation, i.e. evaluation of the rising
edge and the falling edge of track A and track B -> higher
accuracy due to the fourfold number of counting pulses.
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