2.4.2 Output frequency detection

The output frequency detection signal (FU) is output when the output frequency reaches or exceeds the setting. This function can be used for electromagnetic brake operation, open signal, etc. You can also set the detection of the frequency used exclusively for

(Hz)

 

Forward

Pr.42

 

Output frequency

 

rotation

 

 

 

 

 

Time

 

 

Reverse

 

 

 

rotation

Pr.43

 

 

 

 

Output

 

ON

ON

 

signal

 

 

FU

OFF

OFF

 

OFF

reverse rotation.

This function is effective for switching the timing of electromagnetic brake operation between forward rotation (rise) and reverse rotation (fall) during vertical lift operation, etc.

Parameter

Name

Factory

Setting

Remarks

Setting

Range

 

 

 

 

42

Output frequency

6Hz

0 to 120Hz



Setting is

detection

 

 

 

 

enabled

 

Output frequency

 

 

 

 

 

0 to 120Hz,

- - -: Same as

when Pr. 30

43

detection for reverse

- - -

- - -

Pr. 42 setting

= "1".

 

rotation

 

 

 

 

 

 

<Setting>

Refer to the above chart and set the corresponding parameters.

When Pr. 43 "output frequency detection for reverse rotation" "- - -", the Pr.42 setting applies to forward rotation and the Pr.43 setting applies to reverse rotation.

Use Pr. 64 or Pr. 65 (output terminal function selection) to assign the terminal used for FU signal output.

CAUTION

Using Pr. 64 or Pr. 65 to change terminal assignment may affect the other functions. Make setting after confirming the function of each terminal.

Related parameters

Assignment of FU signal to terminal Pr. 64 "RUN terminal function selection", Pr. 65 "A, B, C terminal function selection" (refer to page 90)

, Refer to , (page 62).

Refer to (page 58).

Refer to (page 59).

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Mitsubishi FR - S500 instruction manual Output frequency detection, Name Factory Setting Remarks Range