The setting in Latch (1) can be cleared by latch clear operation. The setting in Latch (2) cannot be cleared by latch cl

You can display the setting window from a module configuration diagram or system parameters. <Displaying the setting

In the FX programmable controllers (FX3U/FX3UC series), a bit in a word device can be specified in a program. It can be

Since the FX3U series does not support the FX-20P, available device ranges are within the range of the FX2N. ("R" device

When an entry code (2nd entry code) registration is set in the FX3U series, such error can occur.

For contacts to drive the coils of high-speed counters, use the contacts which are normally on during high-speed countin

Short between SDA and RDA and between SDB and RDB, and then connect them to + (Data-A) and - (Data-B) on the external de

The totem pole output encoder cannot be connected to the FX2NC-1HC/ FX2N-1HC/ FX3U-2HC. The connectable encoders are as

When data is sent from the RS-422/485 interface through RS-485 (2-wire type) communication and the same data comes back

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FAQ

Q: Connection of FX-20P

When an entry code (2nd entry code) registration is set in the FX3U series, such error can occur.

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Programmable Controllers MELSEC

MELSEC iQ-R Series(45)
MELSEC iQ-F Series(672)

CPU Module(185)
I/O Module(5)
Analog(16)
High-Speed Counter(14)
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Engineering Software(62)
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Engineering Software(129)

FAQ within [ Programmable Controllers MELSEC ]

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Latch settings

The setting in Latch (1) can be cleared by latch clear operation. The setting in Latch (2) cannot be cleared by latch clear operation. More Details >>
- No：22567
- Release Date：2018/09/03 17:29
- Update：2018/09/20 16:48
- Category： MELSEC-Q Series
How to display the parameter setting window for a programmable controller with GX Works3

You can display the setting window from a module configuration diagram or system parameters. <Displaying the setting window from a module configuration... More Details >>
- No：22498
- Release Date：2018/09/03 17:28
- Update：2018/09/20 12:10
- Category： MELSEC iQ-R Series
Turning on/off a specified bit of a word device (D) using a simple program

In the FX programmable controllers (FX3U/FX3UC series), a bit in a word device can be specified in a program. It can be specified as "word device (D only) + ... More Details >>
- No：25011
- Release Date：2019/04/23 11:13
- Category： MELSEC-F Series , Engineering Software , Main Unit
Input of the R device of the FX3U series in the FX-20P

Since the FX3U series does not support the FX-20P, available device ranges are within the range of the FX2N. ("R" devices do not exist in the FX2N.) The ha... More Details >>
- No：24989
- Release Date：2019/04/23 10:37
- Category： MELSEC-F Series , Accessories
Connection of FX-20P and FX3U series

Whenan entry code (2nd entry code) registration is set in the FX3U series, sucherror canoccur. More Details >>
- No：24983
- Release Date：2019/04/23 07:21
- Category： MELSEC-F Series , Accessories
How to use built-in high-speed counters

For contacts to drive the coils of high-speed counters, use the contacts which are normally on during high-speed counting. Do not use the input (X000 to X00... More Details >>
- No：24684
- Release Date：2019/02/22 11:38
- Update：2019/02/22 15:03
- Category： MELSEC-F Series , High-Speed Counting
RS-485 connection between LJ71C24 and an external device

Short between SDA and RDA and between SDB and RDB, and then connect them to + (Data-A) and - (Data-B) on the external device. More Details >>
- No：23048
- Release Date：2018/09/03 17:31
- Category： Network related products
Connection of a totem pole output encoder

The totem pole output encoder cannot be connected to the FX2NC-1HC/FX2N-1HC/ FX3U-2HC. The connectable encoders are as follows. ･ Open collector output typ... More Details >>
- No：25010
- Release Date：2019/04/23 11:12
- Category： MELSEC-F Series , High-Speed Counting
Receiving back (echoing back) the same data sent from QJ71C24N

When data is sent from the RS-422/485 interface through RS-485 (2-wire type) communication and the same data comes back to RDA or RDB, we call it echo back. ... More Details >>
- No：23000
- Release Date：2018/09/03 17:31
- Update：2018/09/25 17:44
- Category： Network related products
Displaying the next page in the Print Preview window

It is only possible to preview the first page to verify the print size and form. More Details >>
- No：22924
- Release Date：2018/09/03 17:30
- Category： Engineering Software

511-520 of Total 1023

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