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Programmable Controllers MELSEC
FAQ within [ Programmable Controllers MELSEC ]
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To assure 32-bit data, "Network Range Assignment" of the control station must satisfy the following conditions.(1) The start device No. of LB is a multiple o... More Details >>
- No:23052
- Release Date:2018/09/03 17:31
- Category: Network related products
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For CPU modules with 8192 I/O device points (X/Y0 to 1FFF), X/Y1000 and greater can be set as refresh devices. More Details >>
- No:23014
- Release Date:2018/09/03 17:31
- Category: Network related products
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Index modification in function blocks
Index modification cannot be used for labels. To set index modification, use actual devices as the target devices. More Details >>
- No:22930
- Release Date:2018/09/03 17:30
- Category: Engineering Software
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Simultaneous broadcast reception setting for built-in Ethernet port LCPU
To receive simultaneous broadcast using UDP, set the parameters as follows. - Destination IP Address: FF.FF.FF.FFh - Destination Port No.: Other than FFFFh (... More Details >>
- No:22772
- Release Date:2018/09/03 17:30
- Category: MELSEC-L Series
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Accessible numbers of devices in one message are shown below.- 2000 coils and inputs for reading- 125 input registers and holding registers for reading- 1968... More Details >>
- No:22668
- 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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Q series device data held in the case of a power failure
The data in the devices assigned to Latch (1) or Latch (2) in the "Device Setting" window ([PLC Parameter] -> [Device Setting] window) is held when a pow... More Details >>
- No:22638
- Release Date:2018/09/03 17:29
- Update:2018/09/21 11:37
- Category: MELSEC-Q Series
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Creating comments both in English and in Japanese
Create global device comments and local device comments in respective languages.The device comments can be switched in [Options] -> [Tool]. More Details >>
- No:22620
- Release Date:2018/09/03 17:29
- Category: MELSEC-Q Series
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Database function of the MELSEC iQ-R series
You can manage tabular data including product information and production information as a database in a programmable controller. By accessing the database w... More Details >>
- No:22477
- Release Date:2018/09/03 17:28
- Update:2018/09/19 14:53
- Category: MELSEC iQ-R Series
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Regarding updating the FX5U/FX5UC CPU module to firmware version “1.100 ” or later
To update to firmware version “1.100 ” or higher, you need a product with serial number (S/N) or higher listed below. ・FX5UC-32MT/DS-TS and FX5UC-32MT/DSS-T... More Details >>
- No:44623
- Release Date:2024/11/28 16:14
- Category: MELSEC iQ-F Series , CPU Module
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