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MELSEC-
A
5 DATA USED FOR POSITIONING CONTROL
Monitoring the speed
Monitor details Corresponding item
Monitor the
current speed
During independent axis control
Indicates the
speed of each
axis
Feedrate (RWrn+2 to 3, RWrn+10 to 11)
During
interpola-
tion
control
When "0:
Composite speed" is
set for "
Pr.21
Interpolation speed
designation method"
Indicates the
composite
speed
When "1:
Reference axis
speed" is set for
"
Pr.21
Interpolation speed
designation method"
Indicates the
reference axis
speed
Constantly indicates the speed of each axis
Md.37
Axis feedrate
Monitor the current target speed
Md.42
Target speed
Monitoring the state
Monitor details Corresponding item
Monitor the axis operation state Axis operation status (RWrn+7, RWrn+15)
Monitor the latest error code that occurred with the axis Axis error No. (RWrn+5, RWrn+13)
Monitor the latest warning code that occurred with the axis Axis warning No. (RWrn+6, RWrn+14)
Monitor the external input/output signal and flag
External input/output signalStatus
(RX(n+1)2 to RX(n+2)4, RX(n+4)2 to RX(n+5)4)
Monitor the valid M codes Valid M code (RWrn+4, RWrn+12)
Monitor whether the speed is being limited In speed limit flag (RX(n+1)0, RX(n+4)0)
Monitor whether the speed is being changed
Speed change processing flag
(RX(n+1)1, RX(n+4)1)
Monitor the "start information" point currently being executed
Md.51
Start data pointer being executed
Monitor the "positioning data No." currently being executed Md.54
Positioning data No. being executed
Monitor the remaining No. of repetitions
Md.53
Repeat counter
Monitor the block positioning No.
Md.55
Block No. being executed
Monitor the zero point absolute position
Md.43
Zero point absolute position
Monitor the current torque limit value Md.45
Torque limit stored value
Monitor the "command code" of the special start data when using
special start
Md.46
Special start data command code setting
value
Monitor the "command parameter" of the special start data when
using special start
Md.47
Special start data command parameter
setting value
Monitor the "start data No." of the special start data when using
special start
Md.48
Start positioning data No. setting value
Monitor the "positioning data No." executed last Md.52
Last executed positioning data No.
Monitor the positioning data currently being executed
Md.56
Positioning data being executed
Monitor the movement amount after the current position control
changeover when using "speed/position changeover control"
Md.38
Speed/position changeover control
positioning amount