3-22
(23)
Frequency Agree Detection Level During Acceleration
(Cn-29)
(24)
Frequency Agree Detection Level During Deceleration
(Cn-30)
(25)
Frequency Agree Detection Width
(Cn-31)
•
Frequency detection function: Set the multi-function output terminals (control
circuit terminals RA-RB-RC or R1A-R1B-R1C, DO1, DO2 or R2A-R2C) to output
the desired Frequency Agree signal, Setting Frequency Agree and Output
Frequency Detection level (through proper setting of Sn-30 ~ Sn-32).
•
The time chart for Frequency Detection operation is described as follows:
Function
Frequency Detection Operation
Description
Frequency
Agree
freq. command
output freq.
Cn-31
Cn-31
ON
OFF
FWD
REV
freq. agree
signal output
•
When output freq. is within freq.
c/- freq. Detection width
(Cn-31), frequency agree output is
“ON”.
•
Set Sn-30
~
Sn-32 to be “02” for the
setting of frequency agree output.
Setting
Frequency
Agree
freq. command
output freq.
ON
OFF
FWD
REV
agree freq.
signal output
Cn-29
Cn-31
•
After acceleration, the output freq.
reaches freq. Agree detection level
during acceleration (Cn-29) and within
freq. Agree detection width (Cn-31),
agreed freq. output is “ON”.
•
Set Sn-30
~
Sn-32 to be “03”.
Output
Frequency
Detection 1
output freq.
ON
OFF
FWD
REV
output freq.
detection 1 signal
Cn-31
Cn-29
Cn-30
Cn-31
Cn-31
Cn-29
Cn-30
Cn-31
ON
ON
OFF
•
During acceleration, the output freq. is
less than freq. agree detection level
during acceleration (Cn-29), output
freq. Detection 1 is “ON”.
•
During deceleration, the output freq. is
less than freq. agree detection level
during deceleration (Cn-30), output
freq. Detection 1 is “ON”.
•
Set Sn-30
~
Sn-32 to be “04” for the
setting of output freq. detection.
Output
Frequency
Detection 2
output freq.
FWD
REV
output freq.
detection 2 signal
Cn-31
Cn-29
Cn-30
Cn-31
Cn-31
Cn-29
Cn-30
Cn-31
OFF
ON
OFF
ON
OFF
•
During acceleration, the output freq. is
larger than freq. Agree detection level
during acceleration (Cn-29), output
freq. detection 2 is “ON”.
•
During deceleration, the output freq. is
larger than freq. Agree detection level
during deceleration (Cn-30), output
freq. detection 2 is “ON”.
•
Set Sn-30
~
Sn-32 to be “05” for the
setting of output freq. detection.