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FAQ within [ MELSEC iQ-F Series ]
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Regarding comparison of Strings
Use the string comparison instructions LD$□, AND$□, OR$□. □contains =, <>, >, < =, <, > =. More Details >>
- No:39355
- Release Date:2023/02/15 13:03
- Category: MELSEC iQ-F Series , CPU Module , Engineering Software
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Regarding forced ON/OFF function for external input/output
The "Forced ON/OFF function for external input/output" that forces X/Y devices to turn on/off from GX Works3 is supported with the following firmware version... More Details >>
- No:44330
- Release Date:2024/03/20 12:56
- Category: MELSEC iQ-F Series , CPU Module
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Regarding instructions for converting constants from decimal to hexadecimal
Decimal numbers of up to 4 digits can be converted to hexadecimal numbers using the BCD(P) instruction, and decimal numbers of up to 8 digits can be converte... More Details >>
- No:44352
- Release Date:2024/03/27 15:43
- Category: MELSEC iQ-F Series , CPU Module
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Regarding the type of Ethernet connection cable
Ethernet standard-compatible cable, category 5 or higher (STP cable) can be used. *Straight cable can be used. When connecting directly to the computer, cr... More Details >>
- No:22295
- Release Date:2018/08/30 13:55
- Update:2023/06/23 10:23
- Category: MELSEC iQ-F Series , CPU Module , Network/Communication
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Regarding the necessity of using a battery
Device back up is available without using a battery. However, to back up link register (W) and file register (R) devices, a FX3U-32BL (battery) is required.... More Details >>
- No:22296
- Release Date:2018/08/30 13:55
- Update:2022/12/22 09:55
- Category: MELSEC iQ-F Series , Option , CPU Module
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Regarding the specifications of the built-in Ethernet function of FX5 CPU module
The connection using the Ethernet port can establish a total of 8 connections which includes SLMP, MELSOFT connection, MODBUS/TCP, socket communication, and ... More Details >>
- No:22320
- Release Date:2018/08/30 13:55
- Update:2023/07/04 15:52
- Category: MELSEC iQ-F Series , CPU Module , Network/Communication
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Regarding the maximum number of connections for MODBUS communication
32 stations can be connected when RS-485 port is used and only 1 station can be connected when RS-232 port is used. More Details >>
- No:22324
- Release Date:2018/08/30 13:55
- Update:2023/06/23 10:49
- Category: MELSEC iQ-F Series , CPU Module , Network/Communication
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Regarding model name of CC-Link cables
The CC‐Link cables are being produced by various manufacturers, and no specific cable model is recommended. Please use a cable certified by the CC-Link Asso... More Details >>
- No:22330
- Release Date:2018/08/30 13:55
- Update:2023/07/03 11:53
- Category: MELSEC iQ-F Series , Network/Communication
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Regarding how to format an SD memory card
In GX Works3, go to Online > CPU Memory Operation, select "SD Memory Card" and execute "Initialization." More Details >>
- No:39344
- Release Date:2023/02/15 10:03
- Category: MELSEC iQ-F Series , Option , CPU Module , Engineering Software
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Regarding Online program Change for FX5 CPU module
Ladder program, ST program ・It is supported from the first product. SFC program The following version supports Online program Change. ・FX5U/FX5UC module ... More Details >>
- No:40018
- Release Date:2023/08/24 14:30
- Category: MELSEC iQ-F Series , CPU Module , Engineering Software
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