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Chapter 6 Setting up parameters
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93
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27: Servo-on deviation clear
(position)
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Function
Even when the servo power is OFF, the control power is still ON. If the position of the load mechanism
shifts due to gravity or manual force while the servo power is OFF, the deviation count changes. If the
servo power is turned ON, the actuator rotates rapidly to make the deviation count return to [0].
This rapid motion may be dangerous. The Servo-ON function allows the deviation count to be reset to
[0] when the servo power is turned on. Thus, the actuator will not move when the servo power is
restored. However, the position deviation data is lost and the actuator will not return to its original
position.
Select the input signal at which the deviation counter is cleared.
0: The deviation counter is not cleared when the servo on signal is inputted.
1: The deviation counter is cleared when the servo on signal is inputted.
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Setting
unit
Lower limit
Upper limit
Default
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0
1
0
Note: When the deviation counter is cleared, the command pulse count becomes the same value as the
returned pulse count.
28: Angle correction
(The power must be turned on again after setting a change.)
(position)
●
Function
The HA-680 drivers with 4-line specifications provide [angle correction] function, which improves
one-way positioning accuracy compensating it with a pre-analyzed error of the HarmonicDrive
®
component. The function improves the accuracy about 30%.
0: without angle correction
1: with angle correction
●
Setting
unit
Lower limit
Upper limit
Default
-
0
1
0
Note 1: The power must be turned on again after setting a change. The previous value is effective until
you turn on the power again.
Note 2: If no correction data are recorded in the connected actuator, this parameter cannot be set to 1.
(0 is read even if it is set to 1.)
* This is not supported by the RSF supermini series actuators.
Содержание HA-680 Series
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