Products
Product Features
MELSEC Selection Guide
Controller lineup
Series | Modular type | Modular type | Baseless type |
---|---|---|---|
![]() MELSEC iQ-R |
![]() MELSEC-Q |
![]() MELSEC-L |
|
PAC (Programmable automation controller) | Programmable controller CPU | Programmable controller CPU | |
Lineup | •Programmable controller CPU •CC-Link IE embedded CPU •Safety CPU •Process CPU*1 •SIL2 Process CPU •C Controller •MELSECWinCPU •Motion CPU •Robot CPU •CNC CPU |
•Programmable controller CPU (Universal model) •Process CPU (Universal model) •C Controller •Motion CPU •Robot controller •CNC CPU |
•Programmable controller CPU Sink type Source type |
Control method | Stored program cyclic operation | Stored program cyclic operation | Stored program cyclic operation |
I/O control mode | Refresh mode | Refresh mode | Refresh mode |
Programming language | •Ladder diagram •Structured text (ST) •Sequential function chart (SFC)*2 •Function block diagram (FBD/LD) •Function block (FB) •C/C++*3 |
•Ladder diagram •Structured text (ST) •Instruction list •MELSAP3 (SFC), MELSAP-L •Function block diagram (FBD) •Function block (FB) •C/C++*3 |
•Ladder diagram •Structured text (ST) •Instruction list •MELSAP3 (SFC), MELSAP-L •Function block (FB) |
Engineering environment | MELSOFT GX Works3 MELSOFT MT Works2 CW Workbench |
MELSOFT GX Works2 MELSOFT PX Developer MELSOFT MT Works2 CW Workbench |
MELSOFT GX Works2 |
Program size (K step) | 1200 | 1000 | 260 |
Number of I/O points (X/Y) (point) | 4096 | 4096 | 4096 |
Device/label memory/ standard RAM (K byte) | 3380 | 1792 | 768 |
Data memory/standard ROM (byte) | 40M | 16M | 2M |
Processing speed | |||
LD instruction (ns) | 0.98 | 1.9 | 9.5 |
MOV instruction (ns) | 1.96 | 3.9 | 19 |
Floating point addition (µs) | 0.01 | 0.014 | 0.057 |
Memory interface | |||
Extended SRAM cassette | ● | ●*4 | — |
SD memory card | ● | ●*4 | ●*5 |
SRAM card, FLASH card, ATA card | — | ●*6 | — |
External interface | |||
USB | ● | ● | ● |
Ethernet (1000BASE-T*7/ 100BASE-TX/ 10BASE-T) |
● | ●*8 | ●*5 |
RS-232 | ●*9 | ●*10 | ●*11 |
RS-422/485 | — | — | — |
Display unit | — | — | ● |
CC-Link IE connection port | |||
Ethernet (1000BASE-T/ 100BASE-TX/ 10BASE-T) |
●*12 | — | — |
Network connectivity (adapter/module) | |||
Ethernet (1000BASE-T*13/ 100BASE-TX/ 10BASE-T) |
● | ● | ● |
CC-Link IE TSN | ● | — | — |
CC-Link IE Control | ● | ● | — |
CC-Link IE Field | ● | ●*14 | ● |
CC-Link | ● | ● | ● |
SSCNETⅢ/H | ● | ● | ● |
AnyWire | ● | ● | ● |
BACnet® | ● | ● | ● |
MODBUS®/TCP | ● | ● | ● |
MODBUS® | ● | ● | ● |
General specifications | |||
Operating ambient temperature | 0...55℃ (60℃*15) | 0...55℃ | 0...55℃ |
Key features/functions | •Line manufacturing •Distributed control •Small-scale I/O control •Large-scale I/O control •Security •Inter-modular sync •Built-in database •Integrated network •Multiple CPU •Process control •High-reliability control •C programming •Datalogging •IT gateway •Advanced motion •Safety •Real-time monitor |
•Line manufacturing •Distributed control •Large-scale I/O control •Integrated network •Multiple CPU •Process control •C programming •Data logging •IT gateway •Advanced motion |
•Machine control •Distributed control •Small-scale I/O control •Large-scale I/O control •Space/cost saving •Integrated network •Extensive built-in functions •Data logging •Motion control •Real-time monitor |
Series | Compact type | Compact type | |||
---|---|---|---|---|---|
![]() MELSEC iQ-F |
![]() MELSEC-F |
||||
Programmable controller CPU | Programmable controller CPU | ||||
FX5UJ | FX5U/FX5UC | FX3S | FX3G/FX3GC | FX3U/FX3UC | |
Lineup | •FX5UJ (screw terminal block type) | •FX5U (Screw terminal block type) •FX5UC (Connector type) •FX5UC (Spring clamp terminal block type) |
•FX3S | •FX3G •FX3GC |
•FX3U •FX3UC |
Control method | Stored program cyclic operation | Stored program cyclic operation | |||
I/O control mode | Refresh mode | Refresh mode | |||
Programming language | •Ladder diagram •Structured text (ST) •Function block diagram (FBD/LD) •Function block (FB) |
•Ladder diagram •Structured text (ST) •Function block diagram (FBD/LD) •Function block (FB) •Sequential function chart (SFC) |
•Ladder diagram •Structured text (ST) •Function block diagram (FBD/LD) •Function block (FB) •Sequential function chart (SFC) |
||
Engineering environment | MELSOFT GX Works3 | MELSOFT GX Works2 | |||
Program size (K step) | 48 | 64/128 | 4 | 32 | 64 |
Number of I/O points [X/Y] (point) | 256 | 384 | 30 | 128 | 256 |
Device/label memory/ standard RAM (K byte) | 120 | 150 | — | — | — |
Data memory/ standard ROM (byte) | 5M | 5M | — | — | — |
Processing speed | |||||
LD instruction (ns) | 34 | 34*16 | 210 | 210 | 65 |
MOV instruction (ns) | 34 | 34*16 | 520 | 520 | 640 |
Floating point addition (µs) | 3.967 | 3.692 | 11.96 | 11.96 | 14.2 |
Memory interface | |||||
Extended SRAM cassette | — | — | ● | ●*17 | ● |
SD memory card | ● | ● | — | — | — |
SRAM card, FLASH card, ATA card | — | — | — | — | — |
External interface | |||||
USB | ● | — | ● | ● | — |
Ethernet (1000BASE-T*7/ 100BASE-TX/ 10BASE-T) |
● | ● | — | — | — |
RS-232 | — | — | — | — | — |
RS-422/485 | — | ● | ● | ● | ● |
Display unit | — | — | ● | ●*17 | ● |
CC-Link IE connection port | |||||
Ethernet (1000BASE-T/ 100BASE-TX/ 10BASE-T) |
— | — | — | — | — |
Network connectivity (adapter/module) | |||||
Ethernet (1000BASE-T*13/ 100BASE-TX/ 10BASE-T) |
● | ● | ● | ● | ● |
CC-Link IE TSN | ● | ● | — | — | — |
CC-Link IE Control | — | — | — | — | — |
CC-Link IE Field | ● | ● | — | — | — |
CC-Link | ● | ● | — | ● | ● |
SSCNETⅢ/H | ● | ● | — | — | ●*18 |
AnyWire | ● | ● | — | ● | ● |
BACnet® | ● | ● | — | — | — |
MODBUS®/TCP | ● | ● | — | — | — |
MODBUS® | ● | ● | ● | ● | ● |
General specifications | |||||
Operating ambient temperature | 0...55℃ | -20...55℃*19 | 0...55℃ | 0...55℃ | 0...55℃ |
Key features/functions | •Machine control •Distributed control •Small-scale I/O control •Space/cost saving •Security •Integrated network •Extensive built-in functions •Data logging •Motion control |
•Machine control •Small-scale I/O control •Space/cost saving •Motion control |
Supports redundant system when paired with R6RFM
SFC is not supported in redundant mode and by safety CPU
When using CW Workbench
Qâ–ˇUDVCPU only.
Does not support L02SCPU(-P)
Does not support QnUDVCPU and certain models
Supports the user Ethernet port of Q24DHCCPU-V/VG/LS and Q26DHCCPU-LS only
Supports Q□UDE(H)CPU and Q□UDVCPU only
Supports C Controller and MELSECWinCPU only
*10: Does not support Q□UDE(H)CPU and Q□UDVCPU
*11: Supports L02SCPU(-P) only
*12: R□ENCPU only
*13: Supports the MELSEC iQ-R Series only.
*14: Does not support Q□(P)(H)CPU and Q□PRHCPU
*15: Only supported when used together with extended temperature range main/extension base units
*16: When the program capacity is 64K steps
*17: Supports FX3G only
*18: Supports SSCNETⅢ
*19: Operating ambient temperature from -20℃ is supported by products produced from June 2016 (serial number "166" or later). For details, on supported products, please refer to the relevant product manual.