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Mitsubishi FX5-232-BD Communication Expansion Board

Mitsubishi FX5-232-BD Communication Expansion Board

Series#: Mitsubishi

Product Details

Mitsubishi PLC Module communication expansion board FX5-232-BD – the essential RS-232 serial interface for FX5U/FX5UC series.
Seamless integration for data exchange with external devices like HMI, drives, and sensors.
Compact design with screwless terminal block for easy installation and maintenance.
Supports high-speed program execution with 34 ns instruction processing time.
Robust memory capacity: 64 k steps program, 120 kbytes device/label memory, 5 Mbytes data memory.
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Specification

Datasheet (PDF)

Integrating the Mitsubishi PLC Module communication expansion board FX5-232-BD into your automation system unlocks reliable RS-232 serial communication for legacy equipment and modern controllers alike. This expansion board is specifically designed for the FX5U and FX5UC CPU modules, enabling point-to-point connectivity with barcode scanners, printers, and other serial devices. With a stored-program repetitive operation control system and support for ladder diagram (LD), structured text (ST), and function block diagram/ladder language (FBD/LD), the FX5-232-BD ensures flexible programming and deterministic real-time performance.

Parameter	Specification
Control system	Stored-program repetitive operation
Input/output control system	Refresh system (Direct access input/output allowed by specification of direct access input/output [DX, DY])
Programming language	Ladder diagram (LD), structured text (ST), function block diagram/ladder language (FBD/LD)
Programming expansion function	Function block (FB), function (FUN), label programming (local/global)
Constant scan	0.2 to 2000 ms (can be set in 0.1 ms increments)
Fixed cycle interrupt	1 to 60000 ms (can be set in 1 ms increments)
Timer performance specifications	100 ms, 10 ms, 1 ms
No. of program executions	32
No. of FB files	16 (Up to 15 for user)
Execution type	Standby type, initial execution type, scan execution type, fixed-cycle execution type, event execution type
Interrupt type	Internal timer interrupt, input interruption, high-speed comparison match interrupt, interrupt from module
Instruction processing time LD X0	34 ns
Instruction processing time MOV D0 D1	34 ns
Memory Program capacity	64 k steps (128 kbytes, flash memory)
SD memory card	Memory card capacity (SD/SDHC memory card: Max. 4 Gbytes)
Device/label memory	120 kbytes
Data memory/standard ROM	5 Mbytes
Flash memory (Flash ROM) write count	Max. 20000 times
File storage capacity	1
Device/label memory	1
Data memoryP: No. of program files FB: No. of FB files	P: 32, FB: 16
SD memory card	2 Gbytes: 511Q1, 4 Gbytes: 65534Q1
Clock function	Year, month, day, hour, minute, second, day of week (leap year automatic detection)
Display data	Year, month, day, hour, minute, second, day of week (leap year automatic detection)
Precision	Monthly difference: ±45 sec at 25°C (typical value)
(1) No. of input/output points	256 points or less
(2) No. of remote I/O points	384 points or less
Total No. of points of (1) and (2)	512 points or less
Capacity for power failure retention	12 K words maximumQ3

Communication Interface: RS-232 serial port for point-to-point connectivity with external devices.
Power Supply: Powered directly from the FX5U/FX5UC CPU module via the expansion bus.
Environmental Rating: Designed for industrial environments with wide temperature tolerance.
Mounting: Snap-on installation directly onto the CPU module without additional wiring.
Compatibility: Fully compatible with FX5U and FX5UC series PLCs for seamless system expansion.