Signal Diagram Of Counter Relay - Eaton easyE4 series Manual

6. Function blocks
6.1 Manufacturer function blocks
222
Other
Signal diagrams
Figure 131: Signal diagram of counter relay
Legend for Figure
1: Counter input C..C_
2: Upper threshold value SH
3: Start value SV
4: Lower threshold value SL.
5: Counting direction, coil C..D
6: Transfer start value, coil C..SE.
7: Reset coil C..RE
8: Contact (N/O) C..OF: Upper limit threshold reached or exceeded.
9: Contact (N/O) C..FB: Lower threshold value reached or undershot.
10: C..ZE = 1, if actual value is zero
11: C..CY = 1, if the value is out of range.
• Range A:
– The counter range has the value zero.
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