Types And Functions Of Monitor Data; Types And Functions Of Control Data - Mitsubishi MELSEC-Q Series User Manual

4
DATA USED FOR POSITIONING CONTROL
4.1.5

Types and functions of monitor data

The monitor data area in the buffer memory stores the data showing the status of the
positioning control system. To operate the positioning control system, monitor these data
as necessary.
The following data are available for monitoring.
For details of monitor data, refer to "Section 4.5 Monitor Data List".
Monitor data
Current feed value
Md.1
Current speed
Md.2
Count value
Md.3
Axis operation status
Md.4
Axis/CH error code
Md.5
Axis/CH warning code
Md.6
Status
Md.8
External I/O signal
Md.8
4.1.6

Types and functions of control data

To operate the positioning control system, perform controls as necessary. (Defalut value is
stored to data to be used for controls at power-ON. However, the value can be set with the
sequence program as necessary.)
The following items can be controlled.
For details of control data, refer to "Section 4.6 Control Data List".
Control data
New speed value
Cd.1
ACC/DEC time at speed change
Cd.2
Speed change request
Cd.3
OPR request flag OFF request
Cd.4
Start method
Cd.5
Preset value setting
Cd.6
Coincidence detection point setting
Cd.7
Monitor details
The current feed value is monitored.
The current speed is monitored.
The count value of input pulse is stored.
The axis operation status is monitored.
The latest code of the error which occurred in the axis is
monitored.
The latest code of the warning which occurred in the axis is
monitored.
The flag is monitored.
The external I/O signal is monitored.
Description
Set speed to be changed during operation.
Set the time until the speed reaches to the one after change from
the speed before change.
Issues a command to change speed in operation to
Switches the OPR request flag from "ON to OFF".
Set a control to be performed (start method).
Set a value to be stored in "
the preset command.
Enter a value to be compared with "
4.1.5 Types and functions of monitor data
Cd.1
Count value" by turning ON
Md.3
Count value".
Md.3
4.1 Data Types
1
2
3
4
5
6
value.
7
8
4
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