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Programmable Controllers MELSEC
FAQ within [ Programmable Controllers MELSEC ]
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Power supply cable of the input extension blocks for the connector type programmable controllers
Forthe first input extension block connecting to a main unit, use the FX2NC-100BPCB power supply cable provided with the main unit, and supply power from a 2... More Details >>
- No:24911
- Release Date:2019/04/15 11:32
- Category: MELSEC-F Series , Main Unit , I/O Extension
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If the OUT instruction using the device number of the latch target device exists in a sequence program, the latched data may be overwritten by execution of t... More Details >>
- No:24783
- Release Date:2019/02/27 16:16
- Category: MELSEC-F Series , Engineering Software , Main Unit
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Built-in variable analog potentiometers of the FX3G series
D8030 for VR1, and D8031 for VR2. More Details >>
- No:24769
- Release Date:2019/02/27 15:01
- Category: MELSEC-F Series , Main Unit , Analog Control
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Operation performed when file registers are read
Checking "Device Memory" does not read file registers. Switch the Target Memory for "PLC Data" to "Standard RAM" and check "File Register" in the Read from P... More Details >>
- No:22835
- Release Date:2018/09/03 17:30
- Category: Engineering Software
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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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Duplicated coil errors that can be checked with GX Works3
When an SET instruction and RST instruction use a single device, no duplicated coil error is detected. More Details >>
- No:22456
- Release Date:2018/09/03 17:28
- Update:2018/09/20 13:33
- Category: MELSEC iQ-R Series
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All input COM terminals send the same signal because all the terminals are internally connected. To turn on the input, the extension unit must be connected ... More Details >>
- No:22274
- Release Date:2018/08/30 13:48
- Category: MELSEC-F Series , Main Unit , I/O Extension
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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
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Regarding forced ON/OFF function for external input/output
The "Forced ON/OFF function for external input/output" that forces X/Y devices to turn on/off from GX Works3 is supported with the following firmware version... More Details >>
- No:44330
- Release Date:2024/03/20 12:56
- Category: MELSEC iQ-F Series , CPU Module
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Regarding setting up encrypted communication (TLS) for FX5-ENET
In GX Works3, set the FX5-ENET module parameters from Basic Settings - External Device Configuration Settings. In the "Ethernet Configuration" screen, selec... More Details >>
- No:40050
- Release Date:2023/08/25 08:48
- Category: MELSEC iQ-F Series , Network/Communication
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