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5. PARAMETERS
No./
Setting
symbol/name
digit
PF23
Set a filter readjustment sensitivity of [Pr. PB13 Machine resonance suppression
filter 1] and [Pr. PB15 Machine resonance suppression filter 2] while the vibration
OSCL1
tough drive is enabled.
Vibration
Note that setting "0" will be 50%.
tough drive -
Oscillation
Example: When you set "50" to the parameter, the filter will be readjusted at the time
detection
of 50% or more oscillation level.
level
Setting range: 0 to 100
PF24
_ _ _ x
Oscillation detection alarm selection
*OSCL2
Select whether to generate an alarm or a warning when an oscillation continues at a
filter readjustment sensitivity level of [Pr. PF23].
Vibration
tough drive
The setting is always enabled regardless of the vibration tough drive in [Pr. PA20].
function
0: [AL. 54 Oscillation detection] will occur at oscillation detection.
selection
1: [AL. F3.1 Oscillation detection warning] will occur at oscillation detection.
2: Oscillation detection function disabled
_ _ x _
For manufacturer setting
_ x _ _
x _ _ _
PF25
Set the time of the [AL. 10.1 Voltage drop in the control circuit power] occurrence.
CVAT
To comply with SEMI-F47 standard, it is unnecessary to change the initial value (200
ms).
SEMI-F47
function -
When the instantaneous power failure time exceeds 200 ms, and the instantaneous
Instantaneou
power failure voltage is less than 70% of the rated input voltage, the power may be
s power
normally turned off even if a value larger than 200 ms is set in the parameter.
failure
To disable the parameter setting value, select "Disabled (_ 0 _ _)" of "SEMI-F47
detection time
function selection" in [Pr. PA20].
Setting range: 30 to 500
PF31
Set a servo motor speed that divides a friction estimation area into high and low
during the friction estimation process of the machine diagnosis.
FRIC
However, setting "0" will be the value half of the rated speed.
Machine
diagnosis
When your operation pattern is under rated speed, we recommend that you set half
function -
value to the maximum speed with this.
Friction
judgement
speed
Forward rotation
direction
(Positive direction)
Servo motor
speed
Reverse rotation
direction
(Negative direction)
Setting range: 0 to permissible instantaneous speed
Function
Maximum speed in operation
0 r/min
(0 mm/s)
Operation pattern
5 - 63
[Pr. PF31] setting
Initial
Network
value
ECT EIP
[unit]
50
[%]
0h
0h
0h
0h
200
[ms]
0
[r/min]/
[mm/s]
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