Current Value Change Function; Control Details; Data Used For Control - Mitsubishi Electric MELSEC Q Series User Manual

10 FUNCTION DETAILS

10.17 Current Value Change Function

10.17.1 Control details

Command speed
Md.0 Current feed value
Positioning start signal
[Y10 to Y1F]
Positioning complete
( Md.10
Cd.2
Cd.28 New current value
If the operation to one direction within the software stroke limit repeats using the current value
change function, the current value may not be correctly restored in the absolute position system.
Do not execute such positioning in the absolute position system.

10.17.2 Data used for control

Symbol
Cd.2
Control data
Cd.28
This function is used to change the current position of stopped axis to the address set
in " New current value".
Cd.28
Set the new address in "
setting "9003" in "
Cd.2
ON.
If the data outside the stroke limit is set in "new current value", an "error code 1501"
will occur.
OFF
OFF
Status 2: b0)
Start type
POINT
If the system's power cycle is executed after current value change in the absolute
position system, it returns to the address before current value change.
Set the following control data for the current value change function.
Refer to Section 6.3 to 6.8 for the buffer memory address and details.
Item
Start method
New current value
New current value". The current value is changed by
Cd.28
Start method" to turn the positioning start signal [Y10 to Y1F]
ON
Data No. during positioning execution
CAUTION
Set the start method (9003: New current value)
Set the address after change.
10 - 35
MELSEC-Q
Start of data No. 9003
Positioning address new address
ON
9003
new address
Details