Mitsubishi MELSEC Q Series Programming Manual page 522

IXDEV,IXSET
(6) If two offsets for two identical types of device have been set in the offset designation area,
the last value set will be valid.
(7) The IXDEV and IXSET instructions should be treated as a pair.
(8) Any value from 0 to 32767 is valid for ZR. (The offset value will be the remainder of the
quotient of the designated device number divided by 32768.)
(9) The dummy contacts in the offset specifying part are valid for only LD and AND located
within the range of the IXDEV-IXSET instructions. The IXDEV-IXSET instructions will not be
executed if other instructions are described.
Example
Valid dummy contacts
Operation Error
(1) In the following case, an operation error occurs, the error flag (SM0) turns ON, and an error
code is stored into SD0.
• The IXDEV and IXSET instructions have not been used as a pair.
7-148
IXDEV
Non-execution processing (outputs OFF)
Non-execution processing (ignored)
INC D50
IXSET P3 D0
(Error code: 4231)