YASKAWA JEPMC-MP2300-Y Series User Manual page 310

6 Motion Parameters
6.4.1 Motion Fixed Parameter Details
( 3 ) Function Selection 2
No. 2
Function Selection 2
Bit 0
Description
Bit 1
( 4 ) Reference Unit
No. 4
R
Reference Unit Settings
Set the unit for the reference.
The minimum reference unit is determined by this parameter and the Number of Decimal Places setting (fixed parameter
5). If pulse is selected, the Electronic Gear Ratio (fixed parameters 8 and 9) will be disabled.
Refer to 6.5.1 Reference Unit on page 6-59 for details.
Description
0: pulse (electronic gear disabled)
1: mm
2: deg
3: inch
No. 5
R
Number of Decimal Places
Set the number of digits below the decimal point in the reference unit.
The minimum reference unit is determined by this parameter and the Command Unit (fixed parameter 4).
Example: When the Command Unit is set to mm and the Number of Decimal Places is set to 3,
Description
a reference unit of 1 will be 0.001 mm.
The setting of this parameter is disabled if the Command Unit is set to pulse in fixed parameter 4.
Refer to 6.5.1 Reference Unit on page 6-59 for details.
No. 6
R
Reference Units per Revolution
Specify the amount of travel in the load as the number of reference units for each turn of the load shaft.
Description
Refer to 6.5.2 Electronic Gear on page 6-59 for details.
No. 8
R
Gear Ratio (Motor)
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.
Description • Gear ratio at Servomotor: m
• Gear ratio at load: n
The setting of this parameter is disabled if the Command Unit (Reference Unit) is set to pulse in fixed parameter 4.
Refer to 6.5.2 Electronic Gear on page 6-59 for details.
No. 9
R
Gear Ratio (Load)
Description Same as for No. 8.
6-20
Communication Error Mask
Masks MECHATROLINK communication errors detected at the MP2300.
0: Disabled (default)
1: Enabled
WDT Error Mask
Masks MECHATROLINK watchdog timeout errors detected at the MP2300.
0: Disabled (default)
1: Enabled
Setting Range Setting Unit
－ －
Setting Range Setting Unit
0 to 3
－
Setting Range Setting Unit
0 to 5
－
Setting Range Setting Unit
31
Reference unit
1 to 2 -1
Setting Range Setting Unit
rev
1 to 65535
(revolutions)
Setting Range Setting Unit
rev
1 to 65535
(revolutions)
Default Value
0000H
Default Value
0
Default Value
3
Default Value
10000
Default Value
1
Default Value
1