Mitsubishi Electric MELSEC-Q Series - Page 134

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Chapter 5 Data Used for Positioning Control
[2] Monitoring the axis operation state
Monitoring the position
Monitor details Corresponding item
Monitor the current feed machine value.
[Md.21]
Feed machine value
Monitor the current "feed current value".
[Md.20]
Feed current value
Monitor the current target value.
[Md.32]
Target value
Monitoring the speed
Monitor details Corresponding item
Monitor the
current
speed.
During independent axis control
Indicates
the speed
of each
axis.
[Md.22] Feedrate
During
interpolation
control
When "0:
Composite speed" is set for
"[Pr.20] Interpolation speed
designation method"
Indicates
the
composit
e speed.
When "1:
Reference axis speed" is
set for "[Pr.20] Interpolation
speed designation method"
Indicates
the
reference
axis
speed.
Monitor "[Da.8] Command speed" currently being
executed.
[Md.27]
Current speed
Constantly indicates the speed of each axis.
[Md.28]
Axis feedrate
Monitor the current target speed.
[Md.33]
Target speed
Monitor the command speed at speed control mode in the speed-
torque control.
[Md.122]
Speed during command
Monitoring the status of servo amplifier
Monitor details Corresponding item
Monitor the real current value (feed current value - deviation
counter).
[Md.101]
Real current value
Monitor the droop pulse.
[Md.102]
Deviation counter value
Monitor the motor speed of servo motor.
[Md.103]
Motor rotation speed
Monitor the current value of servo motor.
[Md.104]
Motor current value
Monitor the parameter No. that an error occurred.
[Md.107]
Parameter error No.
Monitor the status (servo status) of servo amplifier.
[Md.108]
Servo status
Monitor the percentage of regenerative power to permissible
regenerative value.
[Md.109]
Regenerative load ratio
Monitor the continuous effective load torque.
[Md.110]
Effective load torque
Monitor the maximum generated torque.
[Md.111]
Peak torque ratio
Monitor the status of semi closed loop control/fully closed loop
control.
[Md.113]
Semi/Fully closed loop status
Monitor the alarm of servo amplifier.
[Md.114]
Servo alarm
Monitor the CiA402 Statusword of servo amplifier.
[Md.117]
Statusword [CiA402 mode]
Monitor the HPR operating status of servo amplifier.
[Md.514]
HPR operating status [CiA402 mode]