FAQ


FAQAbout Products
FAQ
Keyword Search
Controllers
FAQ within [ Controllers ]
-
Instruction execution complete flag
When a flag contact is not programmed directly under the instruction to be checked, the flag may be turned off depending on the execution status of another i... More Details >>
- No:24988
- Release Date:2019/04/23 07:22
- Category: MELSEC-F Series , Main Unit
-
Regarding List Display/Edit Circuit Blocks
FX5 CPU module(GX Works 3) is not supported. More Details >>
- No:39291
- Release Date:2023/02/15 13:07
- Category: MELSEC iQ-F Series , CPU Module , Engineering Software
-
Regarding the difference between the RS-485 expansion adapter and the extension board
The difference is the maximum transmission distance and the presence/absence of insulation (between the communication line and the CPU). ・Expansion Adapter ... More Details >>
- No:39315
- Release Date:2023/01/12 16:56
- Category: MELSEC iQ-F Series , Network/Communication
-
Regarding the number of expansion adapters and expansion board connections for FX5S CPU module
Up to 6 devices can be connected. Extension adapters/boards (Max. 2 units) + analog extension adapters (Max. 4 units). *Using an SD memory card module ... More Details >>
- No:39336
- Release Date:2023/02/14 17:13
- Category: MELSEC iQ-F Series , CPU Module
-
Regarding CC-Link IE Filed Basic Protocol Mixing
It is possible to mix CC-Link IE Filed Basic and general-purpose Ethernet communication. More Details >>
- No:40031
- Release Date:2023/08/24 14:40
- Category: MELSEC iQ-F Series , CPU Module , Network/Communication
-
Regarding double-precision real numbers
The FX5 CPU unit does not handle double-precision real numbers. Only single-precision real numbers can be handled. More Details >>
- No:40033
- Release Date:2023/08/24 15:37
- Category: MELSEC iQ-F Series , CPU Module , Engineering Software
-
Regarding swapping upper and lower bytes of string data
You can use the SWAP (P) command to swap the upper and lower bytes of the specified device. More Details >>
- No:44361
- Release Date:2024/03/27 15:55
- Category: MELSEC iQ-F Series , CPU Module , Engineering Software
-
When the block number of the file register (R) is saved and stored, the overhead time becomes 35.9 [us]. When the number of the file register is not saved o... More Details >>
- No:22465
- Release Date:2018/09/03 17:28
- Update:2018/09/19 11:57
- Category: MELSEC iQ-R Series
-
The Transfer Setup window is displayed in the Navigation window. More Details >>
- No:22579
- Release Date:2018/09/03 17:29
- Category: MELSEC-Q Series
-
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
581-590 of Total 1123