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Programmable Controllers MELSEC
FAQ within [ Programmable Controllers MELSEC ]
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Regarding instructions for converting constants from decimal to hexadecimal
Decimal numbers of up to 4 digits can be converted to hexadecimal numbers using the BCD(P) instruction, and decimal numbers of up to 8 digits can be converte... More Details >>
- No:44352
- Release Date:2024/03/27 15:43
- Category: MELSEC iQ-F Series , CPU Module
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Types of Batteries used in MELSEC-F
F2-40BL: Lithium thionyl chloride primary battery FX2NC-32BL: Lithium thionyl chloride primary battery FX3U-32BL: Manganese dioxide lithium primary battery F... More Details >>
- No:22265
- Release Date:2018/08/30 13:48
- Category: MELSEC-F Series , Main Unit , Accessories
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Regarding the processing specification of the basic operation instruction(LD).
The execution time of the basic opeartion instruction (LD) of the FX5U/FX5UC/FX5UJ CPU module is 34 ns. *For firmware Ver.1.100 or above, this specification ... More Details >>
- No:22287
- Release Date:2018/08/30 13:55
- Update:2023/07/03 11:56
- Category: MELSEC iQ-F Series , CPU Module
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PLC write not possible due to memory overload
If comments cannot be stored in the program memory, write them in the standard ROM or a memory card. Calculate the memory capacity in GX Works2 or GX Develop... More Details >>
- No:22767
- Release Date:2018/09/03 17:30
- Category: MELSEC-L Series
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Battery consumption while the programmable controller is powered on
A battery is consumed regardless of the on/off state ofthe programmable controller. Refer to the User's Manual (Hardware Edition) for the module used, and r... More Details >>
- No:24687
- Release Date:2019/02/22 11:44
- Update:2019/02/22 15:22
- Category: MELSEC-F Series , Main Unit , Accessories
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Replacement of the fuse in the FX programmable controller
Customers cannot replace the fuse. For the replacement, please consult your local Mitsubishi representative. More Details >>
- No:24909
- Release Date:2019/04/15 11:30
- Category: MELSEC-F Series , Main Unit
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Pulse output type of the FX3U-1PG pulse output block
It is transistor output. Transistor output specifications are as follows. ・ Rated load voltage 5 to 24 V DC ・ Maximum load current 20 mA or lower More Details >>
- No:24972
- Release Date:2019/04/23 07:19
- Category: MELSEC-F Series , Positioning Control
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Regarding comparison of Strings
Use the string comparison instructions LD$□, AND$□, OR$□. □contains =, <>, >, < =, <, > =. More Details >>
- No:39355
- Release Date:2023/02/15 13:03
- Category: MELSEC iQ-F Series , CPU Module , Engineering Software
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Regarding the compatible programming tool
GX Developer/GX Works2 cannot be used. MELSEC iQ-F series only supports GX Works3. More Details >>
- No:22292
- Release Date:2018/08/30 13:55
- Update:2023/06/23 10:34
- Category: MELSEC iQ-F Series , CPU Module , Engineering Software
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Regarding speed change of positioning operation.
It can be changed. For details, please refer to MELSEC iQ-F FX5 User's Manual (Positioning Control - CPU module built-in, high speed pulse input/output modu... More Details >>
- No:22299
- Release Date:2018/08/30 13:55
- Update:2023/02/14 09:52
- Category: MELSEC iQ-F Series , CPU Module , Motion/Positioning
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