There is no restriction on the positions of a master station and slave stations where they are connected. (Stations are

Line topologies and star topologies can be mixed.

All stations communication error of a slave station.When POWER of the slave station is off, check if 24 V DC has been su

The FX3G-1DA-BD (1-channel analog output extension board), FX3U-4DA-ADP (4-channel analog output special adapter), and F

FX3U-16CCL-M CC-Link master block and the FX3U-64CCL CC-Link interface block supports CC-Link Ver.2.0. Both blocks are d

The cable cannot be used because the connector shape is different, so change the wiring. FX5-2HC/ES is a spring clamp te

The Auto refresh function is supported.

You can insert and remove the extended SRAM cassette less than 50 times and the SD memory card less than 500 times.

In the communication of the CC-Link IE Field Network synchronous communication function, you can synchronize the timing

The constant scan initial value in the simulation function is 100ms. Thus, the value of SM410(0.1sec. clock) is OFF in e

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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)
Motion/Positioning(11)
Network/Communication(106)
Option(9)
Engineering Software(62)
Safety Control(1)

Engineering Software(129)

FAQ within [ Programmable Controllers MELSEC ]

151-160 of Total 1023

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Order in which a CC-Link master module and slave stations are connected

There is no restriction on the positions of a master station and slave stations where they are connected. (Stations are not required to be connected in order... More Details >>
- No：23041
- Release Date：2018/09/03 17:31
- Category： Network related products
Mixing line topologies with star topologies in the CC-Link IE Field Network　

Line topologies and star topologies can be mixed. More Details >>
- No：23059
- Release Date：2018/09/03 17:31
- Category： Network related products
Cause to turn on the ERR LED of a CC-Link master module

All stations communication error of a slave station.When POWER of the slave station is off, check if 24 V DC has been supplied.When POWER is on, check the st... More Details >>
- No：23079
- Release Date：2018/09/03 17:31
- Category： Network related products
Analog output modules that can be used in the FX3G series

The FX3G-1DA-BD (1-channel analog output extension board), FX3U-4DA-ADP (4-channel analog output special adapter), and FX3U-3A-ADP (2-channel analog input/1-... More Details >>
- No：24979
- Release Date：2019/04/23 07:20
- Category： MELSEC-F Series , Analog Control
FX series products that support CC-Link Ver.2.0

FX3U-16CCL-M CC-Link master block and the FX3U-64CCL CC-Link interface block supports CC-Link Ver.2.0. Both blocks are dedicated for the FX3 series. More Details >>
- No：25004
- Release Date：2019/04/23 11:11
- Category： MELSEC-F Series , Network/Communication
Regarding cable diversion to FX5-2HC/ES

The cable cannot be used because the connector shape is different, so change the wiring. FX5-2HC/ES is a spring clamp terminal block, and FX3U-2HC is a MIL-... More Details >>
- No：44337
- Release Date：2024/03/20 13:26
- Category： MELSEC iQ-F Series , High-Speed Counter
Regarding support for the FX5-EIP Auto refresh function

The Auto refresh function is supported. More Details >>
- No：45488
- Release Date：2025/11/12 13:55
- Category： MELSEC iQ-F Series , Network/Communication
The number of times to insert and remove the extended SRAM cassette and SD memory card of a MELSEC iQ-R series CPU module

You can insert and remove the extended SRAM cassette less than 50 times and the SD memory card less than 500 times. More Details >>
- No：22470
- Release Date：2018/09/03 17:28
- Category： MELSEC iQ-R Series
Combination of the MELSEC iQ-R series inter-module synchronization function and the CC-Link IE Field Network synchronous communication function

In the communication of the CC-Link IE Field Network synchronous communication function, you can synchronize the timing to send/receive data with the inter-... More Details >>
- No：22493
- Release Date：2018/09/03 17:28
- Update：2018/09/20 11:10
- Category： MELSEC iQ-R Series
Behavior of special relay in simulation

The constant scan initial value in the simulation function is 100ms. Thus, the value of SM410(0.1sec. clock) is OFF in each scan. To turn ON/OFF SM410, set ... More Details >>
- No：22521
- Release Date：2018/09/03 17:28
- Update：2018/09/20 14:23
- Category： MELSEC-Q Series

151-160 of Total 1023

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