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FAQ within [ MELSEC iQ-F Series ]
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Regarding CC-Link IE TSN CANopen Communication function
The CANopen communication functions supported by the FX5-CCLGN-MS conform to the CiA402 CANopen profile, and can control devices that support the CiA402 devi... More Details >>
- No:44474
- Release Date:2024/07/02 19:07
- Category: MELSEC iQ-F Series , Network/Communication
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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 floating point precision
The maximum number of significant digits is seven. More Details >>
- No:39298
- Release Date:2023/02/13 16:38
- Category: MELSEC iQ-F Series , CPU Module , Engineering Software
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Regarding the driving contacts of high-speed counter instructions
The current value of the high-speed counter is retained and will not be cleared. More Details >>
- No:39304
- Release Date:2023/02/13 16:40
- Category: MELSEC iQ-F Series , CPU Module , High-Speed Counter
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Regarding how to update the firmware of the FX5 CPU module
FX5U/FX5UC/FX5UJ CPU modules cannot perform firmware update using GX Works3. Use the SD memory card to update the firmware. However, the FX5S CPU module sup... More Details >>
- No:39325
- Release Date:2023/02/14 09:03
- Category: MELSEC iQ-F Series , CPU Module , Engineering Software
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Regarding the text color of file names
The data name shown in "red" means "unconverted data" or "unused data before conversion." Data name displayed in 'light blue' means "unused". If a conversio... More Details >>
- No:39345
- Release Date:2023/02/15 10:06
- Category: MELSEC iQ-F Series , CPU Module , Engineering Software
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Regarding dedicated instruction for JOG operation
There is no dedicated instruction to drive JOG. Use PLSV (variable speed operation) when operating JOG. More Details >>
- No:44355
- Release Date:2024/03/27 15:50
- Category: MELSEC iQ-F Series , CPU Module , Motion/Positioning
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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 signs of VAL Instructions
The sign is required in the VAL instruction and cannot be ignored. More Details >>
- No:44609
- Release Date:2024/11/28 16:11
- Category: MELSEC iQ-F Series , CPU Module , Engineering Software
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Regarding number of CH of CPU Module built-in Heating/Cooling PID control
The CPU Module's built-in Heating/Cooling PID control function supports up to 16 channels. The following firmware versions are required in order to use it. ... More Details >>
- No:44651
- Release Date:2025/03/18 10:22
- Category: MELSEC iQ-F Series , CPU Module , Analog
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