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FAQ within [ MELSEC iQ-F Series ]
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Regarding how to change the averaging processing of FX5-4AD-ADP programmatically
It is possible to change the number of counts for count averaging in a program. Set the module parameter Basic settings to "Set A/D conversion method" to Di... More Details >>
- No:44618
- Release Date:2024/11/28 16:13
- Category: MELSEC iQ-F Series , Analog
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Regarding the FX5-2HC/ES-enabled CPU module firmware version
The FX5-2HC/ES is supported by the following FX5 CPU Module firmware versions and GX Works3 versions: Firmware Version ・FX5U/FX5UC CPU Module: Ver. 1.300... More Details >>
- No:44341
- Release Date:2024/03/20 13:35
- Category: MELSEC iQ-F Series , High-Speed Counter
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Regarding replacement from 128 point type of FX3U
The FX5U CPU module has a lineup of up to 80 point. The following configuration is recommended when replacing the FX3U-128MR/ES. Recommended alternative (1... More Details >>
- No:44617
- Release Date:2024/11/28 16:13
- Category: MELSEC iQ-F Series , CPU Module
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Regarding KeepAlive for SLMP Communication
For TCP protocol of SLMP communication, KeepAlive is fixed and cannot be changed. In the case of UDP protocol, it is fixed to not perform a keep-alive check. More Details >>
- No:45477
- Release Date:2025/11/12 13:37
- Category: MELSEC iQ-F Series , CPU Module , Network/Communication
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Regarding the change of settings for reserved station (master station) of FX5-CCLGN-MS
FX5-CCLGN-MS allows the master station to change the reserved station setting with parameters, but the setting can not be changed by program. Note that link... More Details >>
- No:39275
- Release Date:2023/01/12 16:46
- Category: MELSEC iQ-F Series , Network/Communication
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Regarding performing Data Logging with Special Relays
It's possible. Using special relays, it is possible to perform data logging from a program. For details, see the manual below. MELSEC iQ-F FX5 User's Manu... More Details >>
- No:39327
- Release Date:2023/02/14 09:05
- Category: MELSEC iQ-F Series , CPU Module
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Regarding COM terminals of FX5-2HC/ES
Since the COM terminals is connected internally, there is no problem to use either one of them. More Details >>
- No:44874
- Release Date:2025/03/18 10:25
- Category: MELSEC iQ-F Series , High-Speed Counter
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Regarding CC-Link IE TSN System Configuration with Mixed CC-Link IE TSN Class B/A Equipment
The boundary between the area of CC-Link IE TSN Class B equipment and the area of CC-Link IE TSN Class A equipment can use a general-purpose switching HUB an... More Details >>
- No:39283
- Release Date:2023/01/12 16:49
- Category: MELSEC iQ-F Series , 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 effect of battery voltage drop on logging function
Since the battery retains clock data even after power failure, the time of logging data may change. More Details >>
- No:39310
- Release Date:2023/01/12 16:53
- Category: MELSEC iQ-F Series , CPU Module
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