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Programmable Controllers MELSEC
FAQ within [ Programmable Controllers MELSEC ]
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I/O structure error in the MELSEC-F
When an unimplemented input (X) or output (Y) number is used in a program, M8060 turns on. The first to third digits of the numericalvalue stored in D8060 i... More Details >>
- No:22284
- Release Date:2018/08/30 13:48
- Update:2019/02/18 15:17
- Category: MELSEC-F Series , Engineering Software , Main Unit
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How to check the scan time with GX Works3
You can check the processing time and scan time of the program currently being executed in "Program List Monitor". [Online] -> [Monitor] -> [Program... More Details >>
- No:22458
- Release Date:2018/09/03 17:28
- Update:2018/09/19 11:51
- Category: MELSEC iQ-R Series
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Regarding the maximum number of connections for MODBUS communication
32 stations can be connected when RS-485 port is used and only 1 station can be connected when RS-232 port is used. More Details >>
- No:22324
- Release Date:2018/08/30 13:55
- Update:2023/06/23 10:49
- Category: MELSEC iQ-F Series , CPU Module , Network/Communication
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Regarding the range of latch devices
The latch range can be set arbitrarily by the customer. The settings can be found in the memory/device settings of CPU parameters. To back up the link regist... More Details >>
- No:22297
- Release Date:2018/08/30 13:55
- Category: MELSEC iQ-F Series , CPU Module
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Index modifier of bit devices in the FX3G series
The FX3G series does not support the index modifier for the bit devices. The FX3U/FX3UC series supports this function. More Details >>
- No:24959
- Release Date:2019/04/18 14:35
- Category: MELSEC-F Series , Engineering Software , Main Unit
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GX Works2's compatibility with the A series modules
GX Developer is automatically launched when A series is selected as a new project in GX Works2.For the A series modules, use GX Developer. More Details >>
- No:22594
- Release Date:2018/09/03 17:29
- Category: MELSEC-Q Series
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How to wire the 24V DC power supply for sensors
Connect the "0V (-)" terminal of the external 24V DC power supply to the "COM" terminal (- side of the built-in power supply), one of the input terminals of ... More Details >>
- No:22281
- Release Date:2018/08/30 13:48
- Category: MELSEC-F Series , Main Unit
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Regarding CC-Link IE field network support of FX5 CPU module built-in Ethernet
The built-in Ethernet on the FX5 CPU module does not support CC-Link IE field networks. If you use a CC-Link IE field network, add an FX5-CCLIEF. *The FX5-... More Details >>
- No:44877
- Release Date:2025/03/18 10:30
- Category: MELSEC iQ-F Series , CPU Module , Network/Communication
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Use the POW (Single Precision Real Power Operation) instruction. More Details >>
- No:40029
- Release Date:2023/08/24 14:38
- Category: MELSEC iQ-F Series , CPU Module , Engineering Software
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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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