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Programmable Controllers MELSEC
FAQ within [ Programmable Controllers MELSEC ]
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Battery replacement for universal model QCPU
The contents of the standard RAM and latch devices are not erased if the battery replacement is completed within three minutes, which is the backup power tim... More Details >>
- No:22558
- Release Date:2018/09/03 17:29
- Category: MELSEC-Q Series
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How to set battery-less operation(FX3U/FX3UC)
To perform battery-less operation in the FX3U/FX3UC series, set parameters using GX Works2(or GX Developer). Please refer to the following manual for furt... More Details >>
- No:22277
- Release Date:2018/08/30 13:48
- Update:2019/02/19 08:47
- Category: MELSEC-F Series , Engineering Software , Main Unit , Accessories
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Regarding communication data code for SLMP communication
It can not be set for each connection. More Details >>
- No:39312
- Release Date:2023/02/14 08:55
- Category: MELSEC iQ-F Series , CPU Module , Network/Communication
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Regarding CC-Link IE Field Network Basic Refresh Settings
You can't. Device allocation for refresh settings is sequential only. More Details >>
- No:39306
- Release Date:2023/02/13 16:41
- Category: MELSEC iQ-F Series , CPU Module , Network/Communication
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M384 to M1535 and D128 to D1099 can be latched. M1536 to M7679, D1100 to D7999, and R0 to R23999 can be used as latch areas by installing an optional batt... More Details >>
- No:24703
- Release Date:2019/02/27 08:59
- Category: MELSEC-F Series , Engineering Software , Main Unit , Accessories
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For the sink input, the "S/S" terminal and the "24V" terminal are needed to be short-circuited. More Details >>
- No:22272
- Release Date:2018/08/30 13:48
- Category: MELSEC-F Series , Main Unit , I/O Extension
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Regarding maximum number of connections for the simple CPU communication function
The maximum number of connections for the simple CPU communication function of FX5 CPU module is 16 for FX5U/FX5UC CPU module and 8 for FX5UJ/FX5S CPU module... More Details >>
- No:40032
- Release Date:2023/08/24 15:37
- Category: MELSEC iQ-F Series , CPU Module , Network/Communication
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Regarding clearing error with SM50
It is cleared by eliminating the cause of the error during detection and turning on SM50. For the error codes that can be cleared on the SM50, refer to the ... More Details >>
- No:39292
- Release Date:2023/02/13 15:37
- Category: MELSEC iQ-F Series , CPU Module
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Update timing of LD75 current feed value and machine feed value
The values are updated at the timing described below. - Current feed value: 0.9 ms - Machine feed value: 0.9 ms More Details >>
- No:22748
- Release Date:2018/09/03 17:29
- Category: MELSEC-L Series
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You can use the output change upper limit value and the MV upper/lower limit limiter, the functions common to each PID control tag. Set the following parame... More Details >>
- No:22724
- Release Date:2018/09/03 17:29
- Update:2018/09/26 16:40
- Category: MELSEC-Q Series
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