Mitsubishi Electric MELSEC FX3U Programming Manual page 146

FX /FX /FX Series Programmable Controllers
3G 3U 3UC
Programming Manual - Basic & Applied Instruction Edition
2. Sectors of extension registers and extension file registers
In FX /FX
3U 3UC
configuration. One sector consists of 2,048 devices. The table below shows the head device number in each
sector.
In FX PLCs, sectors are not provided for extension registers and extension file registers.
3G
Head
Sector
device
No.
No.
Sector 0 R0
Sector 1 R2048
Sector 2 R4096
Sector 3 R6144
Sector 4 R8192
Sector 5 R10240
Sector 6 R12288
Sector 7 R14336
144
PLCs, extension registers and extension file registers are divided into sectors in the data
Device range
ER0 to ER2047, R0 to R2047
ER2048 to ER4095, R2048 to R4095
ER4096 to ER6143, R4096 to R6143
ER6144 to ER8191, R6144 to R8191
ER8192 to ER10239, R8192 to R10239
ER10240 to ER12287, R10240 to R12287
ER12288 to ER14335, R12288 to R14335
ER14336 to ER16383, R14336 to R16383
4.10 Extension Register [R] and Extension File Register [ER]
Head
Sector
device
No.
No.
Sector 8 R16384 ER16384 to ER18431, R16384 to R18431
Sector 9 R18432 ER18432 to ER20479, R18432 to R20479
Sector 10 R20480 ER20480 to ER22527, R20480 to R22527
Sector 11 R22528 ER22528 to ER24575, R22528 to R24575
Sector 12 R24576 ER24576 to ER26623, R24576 to R26623
Sector 13 R26624 ER26624 to ER28671, R26624 to R28671
Sector 14 R28672 ER28672 to ER30719, R28672 to R30719
Sector 15 R30720 ER30720 to ER32767, R30720 to R32767
4 Devices in Detail
Device range