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MELSEC-Q
14 DEDICATED INSTRUCTIONS
14.3 ABRST1, ABRST2, ABRST3, ABRST4

These dedicated instructions restore the abs olute position of the designated axis.

Usable device
Internal device MELSECNET/10
direct J \Constant
Setting
data
Bit Word
File
register Bit Word
Special
module
U\G
Index
register
Zn K, H, $
Others
(S) – ––
(D) –––
[Instruction symbol] [Execution condition]
Z.ABRST1 "Un" (S) (D)
Z.ABRST2 "Un" (S) (D)
Z.ABRST3 "Un" (S) (D)
ABRST1
ABRST2
ABRST3
ABRST4 Z.ABRST4 "Un" (S) (D)
When ABRST1, ABRST2, ABRST3, and ABRST4 are common to each other, they are designated as "ABRST ".
[Setting data]
Setting data Setting details Setting side
(1) Data type
"Un" QD75 head I/O number
(00 to FE: High-order two digits of I/O number expressed in three digits) User BIN 16 bits
(S) Head number of a device in which control data is stored Device
(D) Head number of a bit device which turns ON the operation by one scan at the
time of completion of the instruction.
If the instruction is completed abnormally, ((D) + 1) will also be turned ON. System Bit
Note) The file register of each of the local device and the program cannot be used as a device for setting data.