MELSEC iQ-F series Option

Extension power supply module

Model		Specifications	Compatible CPU module
			FX5U	FX5UC	FX5UJ	FX5S
	FX5-1PSU-5V	Power supply for FX5 extension module Internal 5 V DC: 1.2 A *1 Internal 24 V DC: 0.3 A *1	○ (AC power supply type) Up to 2 modules *3	×	○ (AC power supply type) Up to 1 module	×
	FX3U-1PSU-5V	Power supply for FX3 extension module Internal 5 V DC: 1 A *1 Internal 24 V DC: 0.3 A *1	*2 ○ (AC power supply type) Up to 2 modules *3	×	×	×
	FX5-C1PS-5V	Power supply for FX5 extension module ［Output current］ 5 V DC: 1200 mA *1 24 V DC: 625 mA *1	*4 ○ (DC power supply type) Up to 2 modules	○ Up to 2 modules	*4 ○ (DC power supply type) Up to 1 module	×

• *1Maximum output current depends on the ambient temperature.
• *2When connecting to FX5U, FX5-CNV-BUS or FX5-CNV-BUSC is required. Select one according to the system configuration.
• *3Max. of total two FX5-1PSU-5V and FX3U-1PSU-5V can be connected in one system.
• *4When connecting to FX5U or FX5UJ, FX5-CNV-IF is required.

Connector conversion module

Model		Specifications	Compatible CPU module
			FX5U	FX5UC	FX5UJ	FX5S
	FX5-CNV-IF	Connector conversion module used from FX5 (extension cable type) to connect FX5 (extension connector type) extension modules. Control power: not consumed	○ Up to 1 module	×	○ Up to 1 module	×
	FX5-CNV-IFC	Connector conversion module used from FX5 (extension connector type) to connect FX5 (extension cable type) extension modules. Control power: not consumed	×	○ Up to 1 module	×	×

Connector conversion adapter

Model		Specifications	Compatible CPU module
			FX5U	FX5UC	FX5UJ	FX5S
	FX5-CNV-BC	Connector conversion adapter	○ Up to 1 module	○ Up to 1 module	○ Up to 1 module	×

Extension cable

Model		Length	Application	Compatible CPU module
				FX5U	FX5UC	FX5UJ	FX5S
	FX5-30EC	0.3 m	Extension cable for extension module	○ Up to 1 module	○ Up to 1 module	○ Up to 1 module	×
	FX5-65EC	0.65 m

Bus conversion module

Model		Specifications	Compatible CPU module
			FX5U	FX5UC	FX5UJ	FX5S
	FX5-CNV-BUS	Bus conversion FX5 (extension cable type) -> FX3 extension Control power: 5 V DC 150 mA (supplied from PLC)	○ Up to 1 module	*1 ○ Up to 1 module	×	×
	FX5-CNV-BUSC	Bus conversion FX5 (extension connector type) -> FX3 extension Control power: 5 V DC 150 mA (supplied from PLC)	*2 ○ Up to 1 module	○ Up to 1 module	×	×

• *1FX5-CNV-IFC or FX5-C1PS-5V is necessary to connect to FX5UC.
• *2FX5-CNV-IF is necessary to connect to FX5U.

Terminal modules

Terminal modules are used to convert connector-type I/O terminals into terminal blocks.
By using terminal blocks (built-in element type) dedicated to input or output, capturing of AC input signals and format conversion into the relay/transistor/triac output can be performed.

Model		No. of input points	No. of output points	Function
	FX-16E-TB To be discontinued 2026/09	16 input points or 16 output points		Directly connected to the I/O terminal of PLC. Using this unit instead of a terminal block or relaying a wiring of I/O device located remotely from PLC enables reducing of the man-hours of I/O wiring.
	FX-16E-TB/UL To be discontinued 2026/09
	FX-32E-TB To be discontinued 2026/09	32 input points, 32 output points, or 16 input points and 16 output points
	FX-32E-TB/UL To be discontinued 2026/09
	FX-16EYR-TB To be discontinued 2026/09	-	16 points	Relay output type
	FX-16EYR-ES-TB/UL To be discontinued 2026/09
	FX-16EYS-TB To be discontinued 2026/09			Triac output type
	FX-16EYS-ES-TB/UL To be discontinued 2026/09
	FX-16EYT-TB To be discontinued 2026/09			Transistor output type (sink)
	FX-16EYT-ES-TB/UL To be discontinued 2026/09
	FX-16EYT-ESS-TB/UL To be discontinued 2026/09			Transistor output type (source)

SD memory card module

Model		Specifications	Compatible CPU module
			FX5U	FX5UC	FX5UJ	FX5S
	FX5-SDCD	SD memory card module	×	×	×	○ Up to 1 module

SD memory card

• *1FX5-SDCD is separately required.

Battery

Model		Application	Compatible CPU module
			FX5U	FX5UC	FX5UJ	FX5S
	FX3U-32BL	The battery will be used when you desire to retain (latch) * the status of the device memory or clock data before a power failure. At the time of delivery from a plant, the battery is not built in the CPU module. Please make arrangements if required.	○ Up to 1 module	○ Up to 1 module	×	×

• *Setting of parameter is required for a power failure retention.

Cable

Model		Length	Application	Compatible CPU module
				FX5U	FX5UC	FX5UJ	FX5S
	FX-232CAB-1	3.0 m	Use a communication cable to connect a PLC with a personal computer by RS-232C communication. FX5-232ADP < − > Personal computer FX5-232-BD * < − > Personal computer	○	○	○	○

• *FX5-232-BD can be connected to the FX5U/FX5UJ/FX5S CPU module.