Yaskawa JAPMC-MC2300 - Manual (Page 92)

5.4 MP2000 Series Machine Controller Parameter Details
5.4.1 Motion Fixed Parameter Details
5-20
( 5 ) Infinite Axis Reset Position
No. 5
Number of Digits Below Decimal Point Setting Range Setting Unit Default Value
0 to 5 − 3
Description
Set the number of digits below the decimal point in the reference unit.
The minimum reference unit is determined by this parameter and the Reference Unit Selection (fixed parameter 4).
Example: When the Reference Unit is set to mm and the Number of Digits Below Decimal Point is set to 3,
a reference unit of 1 will be 0.001 mm.
The setting of this parameter is disabled if the Reference Unit is set to pulse in fixed parameter 4.
Refer to 6.1.1 Reference Unit on page 6-2 for details.
No. 6 (Rotary Motors)
Travel Distance per Motor Revolution Setting Range Setting Unit Default Value
1 to 2 31 -1 user units 10000
Description
Specify the amount of travel in the load as the number of reference units for each turn of the load shaft.
Refer to 6.1.2 Electronic Gear on page 6-2 for details.
No. 6 (Linear Motors)
Linear Scale Pitch Setting Range Setting Unit Default Value
1 to 2 31 -1 user units 10000
Description
Set a value in accordance with the linear scale specifications.
Refer to 6.1.8 Linear Scale Pitch and Rated Motor Speed on page 6-15 for details.
No. 8
Servo Motor Gear Ratio
No. 9
Machine Gear Ratio Setting Range Setting Unit Default Value
1 to 65535
revs
(revolutions)
1
Description
Set the gear ratio between the motor and the load.
The following two values are set for a configuration in which the load shaft will turn n times in response to m turns of the
motor shaft.
• Gear ratio at Servomotor: m
• Gear ratio at load: n
The setting of this parameter is disabled if the Reference Unit is set to pulse in fixed parameter 4.
Refer to 6.1.2 Electronic Gear on page 6-2 for details.
Invalid for linear type.
No. 10
Infinite Length Axis Reset Position Setting Range Setting Unit Default Value
1 to 2 31 -1 user units 360000
Description
Set the reset position when an infinite length axis is used.
Enabled when bit 0 of the Function Selection Flag 1 (fixed param-
eter 1) is set to infinite axis. The position data for infinite axes is
controlled in the range from 0 to POSMAX.
POSMAX
0
Forward
direction
Reverse
direction
Position