Chapter 5 Detailed Descriptions of I/O Modules
GFK-2958E
RSTi-EP User Manual
192
Periodic Counting/ No Primary Direction
Periodic Counting, No Primary Direction
•
Counting (up or down) starts at the load value, the entire counting range is used.
•
Upon reaching a count limit, the counter jumps back to the load value and starts counting
again from there. The status bit
Overflow performed
or
Underflow performed
is set and a
process alarm will be triggered if it is parameterized. All status bits remain set until they are
reset with the bit
Reset status bits
in the control word.
Periodic Counting/ Primary Direction Up
Periodic Counting, Primary Direction Up
•
Up-counting starts at the load value.
•
If the parameterised end value -1 is reached during counting in the positive direction, the
counter jumps back to the load value at the next positive count pulse and continues counting
from there. The status bit "End value reached" is set and a process alarm will be triggered if it
is parameterised.
•
Upon reaching the lower count limit the counter jumps to the upper count limit to continue
counting from there. The status bit "Underflow performed" is set and a process alarm will be
triggered if it is parameterised. All status bits remain set until they are reset with the bit
"Reset status bits" in the control word.
Summary of Contents for GFK-2958E
Page 1: ...RSTi EP User Manual GFK 2958E November 2017 ...
Page 23: ...Chapter 1 Introduction GFK 2958E RSTi EP User Manual 19 Notes ...
Page 56: ...Chapter 3 Configuration GFK 2958E RSTi EP User Manual 52 Notes ...
Page 183: ...Chapter 5 Detailed Descriptions of I O Modules GFK 2958E RSTi EP User Manual 179 EP 5111 ...
Page 184: ...Chapter 5 Detailed Descriptions of I O Modules GFK 2958E RSTi EP User Manual 180 EP 5111 ...
Page 316: ...Chapter 5 Detailed Descriptions of I O Modules GFK 2958E RSTi EP User Manual 312 Notes ...
Page 330: ...Chapter 6 Installation GFK 2958E RSTi EP User Manual 326 Notes ...
Page 344: ...Chapter 7 Earthing and Shielding GFK 2958E RSTi EP User Manual 340 ...
Page 345: ...Chapter 7 Earthing and Shielding GFK 2958E RSTi EP User Manual 341 Notes ...
Page 385: ...Chapter 8 Web Server GFK 2958E RSTi EP User Manual 381 Notes ...
Page 401: ...Chapter 11 Disassembly and Disposal GFK 2958E RSTi EP User Manual 397 Notes ...
Page 413: ...Chapter 12 LED Indicators and Troubleshooting GFK 2958E RSTi EP User Manual 409 Notes ...
Page 416: ...Chapter 14Accessories and Replacement Parts GFK 2958E RSTi EP User Manual 412 Notes ...