Programmable Controllers MELSEC

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MELSEC iQ-R Series(45)
MELSEC iQ-F Series(144)

CPU
CPU Module(45)
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Engineering Software(129)

FAQ within [ Programmable Controllers MELSEC ]

151-160 of Total 804

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Regarding the error history

From the following menu of GX Works3: [Diagnostics]→[Module Diagnostics(CPU Diagnostics)] the event history function can be found. The event history can disp... More Details >>
- No：22305
- Release Date：2018/08/30 13:55
- Category： MELSEC iQ-F Series , CPU Module , Engineering Software
Regarding selection of FX3 intelligen...

As the parameter settings of the FX3 intelligent function modules are not supported by GX Works3, they cannot be selected from the element selection window.... More Details >>
- No：22304
- Release Date：2018/08/30 13:55
- Category： MELSEC iQ-F Series , CPU Module , Engineering Software
Regarding the necessity of using a ba...

Device back up is available without using a battery. However, to back up link register (W) and file register (R) devices, a battery is required. More Details >>
- No：22296
- Release Date：2018/08/30 13:55
- Category： MELSEC iQ-F Series , Option , CPU Module
Regarding the type of Ethernet connec...

Ethernet standard-compatible cable, category 5 or higher (STP cable) can be used. *Straight cable can be used. When connecting directly to the computer, cros... More Details >>
- No：22295
- Release Date：2018/08/30 13:55
- Category： MELSEC iQ-F Series , CPU Module , Network/Communication
Regarding the compatible programming ...

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
- Category： MELSEC iQ-F Series , CPU Module , Engineering Software
Regarding UDP communication

The FX5 CPU module does not support UDP broadcast communication. More Details >>
- No：22291
- Release Date：2018/08/30 13:55
- Category： MELSEC iQ-F Series , CPU Module , Network/Communication
Regarding the processing specificatio...

The execution time of the basic opeartion instruction(LD) is 0.034[μs]. *For firmware Ver.1.100 or above, this specification applies to 64K step mode. More Details >>
- No：22287
- Release Date：2018/08/30 13:55
- Category： MELSEC iQ-F Series , CPU Module
Turning on a bit in the data register

In the FX3U/FX3UC series, the bit specification of the data register is possible. (Example) D0.7→7th bit in D0 For the other types of MELSEC-F programmable... More Details >>
- No：22275
- Release Date：2018/08/30 13:48
- Category： MELSEC-F Series , Engineering Software , Main Unit
The power supply lamp of a running pr...

Check whether the lamp is back to normalafter disconnecting the wiring of the "24V" (service power supply) terminal. Ifthe lamp is back to normal,the servic... More Details >>
- No：22267
- Release Date：2018/08/30 13:48
- Update：2019/02/19 11:53
- Category： MELSEC-F Series , Main Unit
Changing the time of a programmable c...

When changing the time by using the clock data write instruction (TWR), the control of M8015 (Clock stop/adjustment) is not required. * When the clock data... More Details >>
- No：22266
- Release Date：2018/08/30 13:48
- Category： MELSEC-F Series , Engineering Software , Main Unit

151-160 of Total 804

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