Eaton EZD Series User Manual page 199

MN05013005E
• Constants
• Markers MD, MW, MB
• Analog inputs IA01 to IA04
– IA01: terminal I7
– IA02: terminal I8
– IA03: terminal I11
– IA04: terminal I12
• Analog output QA01
• Actual value
Actual value
The actual value
operands:
• Markers MD, MW, MB
• Analog output QA01
Displaying the parameter set in the PARAMETERS menu
• + Access enabled
• – Access disabled
Contacts
• CF01OF to CF04OF: Actual value
• CF01FB to CF04FB: Actual value
• CF01ZE to CF04ZE: Actual value = Zero
Coils
CF01EN to CF04EN: enable of the counter with coil status =
1.
Memory requirement of the frequency counter
The frequency counter function block requires 40 bytes of
memory plus 4 bytes per constant on the function block
inputs.
Retention
The frequency counter does not retain actual values, as the
frequency is remeasured continuously.
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QV> of another function block
...
QV>
...
QV> can be assigned the following
...
Function blocks
Upper setpoint
Lower setpoint
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