NSK Megatorque PS Series User Manual

— 9-10 —
P AR : Absolute Positioning, Resolver
 Executes a positioning to the target position.
◊ Refer to “6.3.1. Position Command” for details.
Category Command
Format 1
AR data
: Positioning in the shorter direction.
Format 2
AR data /PL
: Positioning in the plus direction
Format 3
AR data /MI
: Positioning in the minus direction.
Data range 0 to 2 621 439 [pulse]
: Positioning in units of pulse.
Conditions to
be met
• The Motor servo is on.
• Not in the middle of operation caused by an internal command (positioning command,
jogging and Home Return).
• The Motor is not stopping because of alarm or warning
• The input STP (Stop) is not activated.
 The Motor moves in the shorter way positioning.
◊ The Motor moves in the shorter direction to the target position.
◊ The moving direction is zero when the current position and the target position is the
same.
◊ When an off-limits area is specified by the parameters OTP and OTM (Software over
travel limit), the Motor rotes in the direction not to gets in the area, regardless of
moving distance.
 The monitor TP (Tell position, unit pulse) reads out the position data in units of pulse.
 Setting of the option “/ST” to a program enables to set the current position as the target position.
AT: Auto Tuning
 Automatic estimation of load inertia enables to set the servo parameters.
◊ Refer to “5.2. Tuning Level 1: Automatic Tuning” for details.
Category Command
Format
AT
Conditions to
be met
• The Motor is not stopping because of alarm or warning
• The input STP (Stop) is not activated.
 When the Motor servo is off, it will be automatically on during the automatic tuning.
 The parameters that are set by the automatic tuning are LO, SG (PG and VG) FP and FS.
◊ The automatic setting of the parameter SG sets the parameters PG and VG indirectly.

NSK Megatorque PS Series Specifications

General

Brand	NSK
Model	Megatorque PS Series
Category	Engine
Language	English