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Programmable Controllers MELSEC
FAQ within [ Programmable Controllers MELSEC ]
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Ethernet communication after the replacement of an external device
Personal computers have different MAC addresses and an Ethernet module hold a MAC address. Hence the MAC address that the Ethernet module currently holds is ... More Details >>
- No:22665
- Release Date:2018/09/03 17:29
- Category: MELSEC-Q Series
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Accessing file registers from the built-in Ethernet port QCPU using A-compatible 1E frames
The QnUDE(H)CPU modules with serial numbers with upper 5 digits of "14112" or later indicate compatibility with the function. The accessible device range is ... More Details >>
- No:22645
- Release Date:2018/09/03 17:29
- Category: MELSEC-Q Series
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How to read device data and file registers in Q series
Specify the target memory in the Read from PLC window and execute reading. More Details >>
- No:22564
- Release Date:2018/09/03 17:29
- Category: MELSEC-Q Series
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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
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How to change the specified connection destination of GX Works3
You can change the destination in [Online]-> [Specify Connection Destination]. Change the destination depending on the communication path to be used. Yo... More Details >>
- No:22472
- Release Date:2018/09/03 17:28
- Update:2018/09/19 14:31
- Category: MELSEC iQ-R Series
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Regarding Recommended Substitute Models for FX3G-CNV-ADP
The FX5 CPU modules allows you to add an expansion adapter without using a connector conversion adapter. Therefore, there is no Recommended Substitute Models... More Details >>
- No:44875
- Release Date:2025/03/18 10:27
- Category: MELSEC iQ-F Series , CPU Module
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Regarding the QoS function of the MQTT Communication function
There are three QoS levels and FX5-ENET is also supported. ・QoS0 - The message is sent only once from the source client. Messages are not guarant... More Details >>
- No:40056
- Release Date:2023/08/25 09:04
- Category: MELSEC iQ-F Series , Network/Communication
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Using the FX3U-16CCL-M and FX2N-16CCL-M together
No, they cannot be added together. Only one FX3U-16CCL-M can be connected to one main unit. Multiple FX2N-16CCL-Ms can be connected to one main unit (dependi... More Details >>
- No:24954
- Release Date:2019/04/18 14:28
- Category: MELSEC-F Series , Network/Communication
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Programmable controller series which the FX3U-1PG pulse output block can be added to
FX3U/FX3UC series (Ver. 2.20 or later) * To connect the FX3U-1PG to the FX3UC series, the FX2NC-CNV-IF connector conversion adapter or the FX3UC-1PS-5V exte... More Details >>
- No:24947
- Release Date:2019/04/18 14:26
- Category: MELSEC-F Series , Positioning Control
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Gratis warranty term of the FX programmable controllers
The longest gratis warranty term after manufacturing shall be eighteen (18) months. For details, refer to the gratis warranty term explained in the applicabl... More Details >>
- No:24928
- Release Date:2019/04/17 11:42
- Category: MELSEC-F Series , Main Unit
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