Mitsubishi MELSEC-L series Programming Manual page 281

Program Example
The following program restores the absolute position of the axis 1.
The devices from X47 to X49 and from Y50 to Y52 are used for the communication with the
servo amplifier.
X47: ABS data bit0
X48: ABS data bit1
X49: Send data READY flag
Y50: Servo ON
Y51: ABS transfer mode
Y52: ABS request flag
[Structured ladder]
Absolute position
restoration pulse
Turns absolute
position restoration
memory ON
Clears completion
status
Turns the servo ON with
the data to be sent to the
servo amplifier
Sets completion
status to error code
Turns absolute position
restoration memory OFF
Sets ABS data
Sets ABS data in data b0
received from the servo
Sets ABS data in data b1
Sets send data ready
flag in data b2
Restores absolute
position
5.5 Positioning Instruction
5.5.1 ABRST instruction
Z_ABRST1
5
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