There are two types of device comments: "global device comment" and "local device comment". Device comments can be disp

The output contact is activated according to the change of the current value register along with the counting input. The

They can be used together. * 14/24-point type FX3G series main unit ･ An expansion board can be connected to BD1 (1st po

It is cleared by eliminating the cause of the error during detection and turning on SM50. For the error codes that can b

The instructions on the FX5 CPU module are compatible. Module-only instructions can be used only for CPU modules that su

The mechanical life of the module is 20 million times or longer. The relay life (contact switching life) of the module v

- C Controller module: Programs are created using C and C++ languages. The programs run based on each task and paral

An SRAM card can increase file register capacity.1MB/2MB/4MB/8MB SRAM cards are available.The numbers of file registers

When a flag contact is not programmed directly under the instruction to be checked, the flag may be turned off depending

FX5 CPU module (GX Works 3) is not supported.

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Programmable Controllers MELSEC

MELSEC iQ-R Series(45)
MELSEC iQ-F Series(672)

CPU Module(185)
I/O Module(5)
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Engineering Software(129)

FAQ within [ Programmable Controllers MELSEC ]

691-700 of Total 1023

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Program by program difference in comments on display

There are two types of device comments: "global device comment" and "local device comment". Device comments can be displayed in the ladder editor and Zoom... More Details >>
- No：22868
- Release Date：2018/09/03 17:30
- Update：2018/09/22 14:40
- Category： Engineering Software
Overwriting a current value with the high-speed counter comparison instruction

The output contact is activated according to the change of the current value register along with the counting input. Therefore, the value changed by executin... More Details >>
- No：24931
- Release Date：2019/04/17 11:43
- Category： MELSEC-F Series , Main Unit
Connection of expansion boards and a display module to FX3G series main unit

They can be used together. * 14/24-point type FX3G series main unit ･ An expansion board can be connected to BD1 (1st position) and a display module can be... More Details >>
- No：24985
- Release Date：2019/04/23 07:22
- Category： MELSEC-F Series , Main Unit
Regarding clearing error with SM50

It is cleared by eliminating the cause of the error during detection and turning on SM50. For the error codes that can be cleared on the SM50, refer to the ... More Details >>
- No：39292
- Release Date：2023/02/13 15:37
- Category： MELSEC iQ-F Series , CPU Module
Regarding instruction Compatibility Between FX5 CPU modules

The instructions on the FX5 CPU module are compatible. Module-only instructions can be used only for CPU modules that support intelligent function units. More Details >>
- No：40042
- Release Date：2023/08/24 15:46
- Category： MELSEC iQ-F Series , CPU Module
Relay life of the MELSEC iQ-R series relay output module (RY10R2)

The mechanical life of the module is 20 million times or longer. The relay life (contact switching life) of the module varies depending on the usage environ... More Details >>
- No：22457
- Release Date：2018/09/03 17:28
- Update：2018/09/21 16:12
- Category： MELSEC iQ-R Series
Difference between C Controller module and programmable controller CPU module

- C Controller module: Programs are created using C and C++ languages. The programs run based on each task and parallel processing of multiple tasks base... More Details >>
- No：22542
- Release Date：2018/09/03 17:28
- Update：2018/09/20 15:05
- Category： MELSEC-Q Series
How to increase file register capacity

An SRAM card can increase file register capacity.1MB/2MB/4MB/8MB SRAM cards are available.The numbers of file registers that can be used with a 1MB, 2MB, 4MB... More Details >>
- No：22687
- Release Date：2018/09/03 17:29
- Category： MELSEC-Q Series
Instruction execution complete flag

When a flag contact is not programmed directly under the instruction to be checked, the flag may be turned off depending on the execution status of another i... More Details >>
- No：24988
- Release Date：2019/04/23 07:22
- Category： MELSEC-F Series , Main Unit
Regarding List Display/Edit Circuit Blocks

FX5 CPU module(GX Works 3) is not supported. More Details >>
- No：39291
- Release Date：2023/02/15 13:07
- Category： MELSEC iQ-F Series , CPU Module , Engineering Software

691-700 of Total 1023

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