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Programmable Controllers MELSEC
FAQ within [ Programmable Controllers MELSEC ]
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Life expectancy of the CompactFlash card used in the high speed data logger module
The life expectancy is determined by the following calculation.Life expectancy (year) = Total writable size (GB) / 1 year write size (GB/year)For more detail... More Details >>
- No:22592
- Release Date:2018/09/03 17:29
- Category: MELSEC-Q Series
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How to read comments in the standard ROM with GX Works2
Select [Target Memory] -> [Standard ROM] in the Read from PLC window. More Details >>
- No:22673
- Release Date:2018/09/03 17:29
- Update:2018/09/21 14:05
- Category: MELSEC-Q Series
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Ethernet system configuration of a redundant system
The following figure shows the basic configuration. When a control system Ethernet module is faulty or disconnected, the system is switched at a disco... More Details >>
- No:22718
- Release Date:2018/09/03 17:29
- Update:2018/09/18 11:45
- Category: MELSEC-Q Series
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SD1286 of LCPU with built-in Ethernet port
The bits 0 to F of the special register SD1286 (Receive state signal) correspond to the connection numbers 1 to 16. When it receives data, the corresponding ... More Details >>
- No:22786
- Release Date:2018/09/03 17:30
- Category: MELSEC-L Series
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I cannot place a main base unit in a module configuration diagram with GX Works3.
You may have already placed a main base unit in the module configuration diagram. Scroll up or down in the module configuration diagram and check if a main ... More Details >>
- No:22487
- Release Date:2018/09/03 17:28
- Update:2018/09/20 09:37
- Category: MELSEC iQ-R Series
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Resolution provided for Q64AD/Q68ADV/Q68ADI
The maximum resolution for the user range setting does not change. More Details >>
- No:22591
- Release Date:2018/09/03 17:29
- Update:2018/09/21 10:01
- Category: MELSEC-Q 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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Data communications between programmable controllers
Any data can be sent and received if the socket communication function instructions are used. More Details >>
- No:22702
- Release Date:2018/09/03 17:29
- Category: MELSEC-Q Series
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The conversion speed is 20 microseconds per channel. More Details >>
- No:22826
- Release Date:2018/09/03 17:30
- Category: MELSEC-L Series
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Settings required for transient transmission
The routing parameter settings are required for transient transmission to the CPU module with another network No. The request source station, relay station,... More Details >>
- No:22995
- Release Date:2018/09/03 17:31
- Update:2018/09/25 17:40
- Category: Network related products
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