Mitsubishi Electric MELSEC iQ-R Series Migration Manual page 76

2. DETAILS OF MIGRATION FROM Q17nCPUN(-T) TO RnMTCPU
(4) Batch replacement of devices numbers by MELSOFT MT Developer2
(a) Motion register
The Motion register is expanded and the device assignment is changed when
Q17nCPUN(-T) is replaced with RnMTCPU. When the Motion register "#8000 to #8191"
are used in Q17nCPUN(-T), replace them by referring to "2.3.1 Motion registers".
(b) Special device
When special devices are used, replace them by referring to "2.3.2 Special relays" and
"2.3.3 Special registers" in this document.
Special devices (M9000 to M9255, D9000 to D9255) are replaced with SM devices
(SM2000 to SM2255) and SD devices (SD2000 to SD2255).
e.g.) M9074 (PCPU READY complete) is automatically converted to SM2074 when the
The following shows the procedure for the batch replacement of the device numbers.
1) Start MELSOFT MT Developer2, and select [Replace Device Number Batch...] from
"Find/Replace" menu.
2) Select "Replacing with specified K/F/G program range" tab. Enter the device numbers in
[(a) Replace From:] [To:], and [(b) Replace With:]. Click [Check >> Execute].
CPU type is changed. Change SM2074 manually to the RnMTCPU special relay
(SM500).
(a)
(b)
2 - 44
(a) Specify the start/end device
before replacement.
(b) Specify the start device after
replacement.