One extension cable can be used per system. Two or more extension cables cannot be used.

The FX3G-2AD-BD (2-channel analog input expansion board), FX3U-4AD-ADP (4-channel analog input special adapter), and FX3

No, they cannot be connected. Connect the units having the same power supply type.

The SLMP communication frames supported by the FX5-CCLGN-MS are 3E and 4E frames. When SLMP communication is performed

The connector's terminal arrangement is the smaller number on the left and larger number on the right.

The line-up of input and output points of the FX5S CPU module is as follows. ・30 points (Input: 16 points, Output: 14 p

The MQTT communication function cannot publish and subscribe at the same time. A program for the MQTT communication f

- C Controller module: Programs are created using C and C++ languages. The programs run based on each task and par

The RS-232 cable should meet RS-232 standards and not exceed 15 m in length.The RS-422/485 cable should meet specificati

Basic arithmetic operations cannot be performed on unsigned words. Please assign the multiplier to a signed (single/doub

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Programmable Controllers MELSEC

MELSEC iQ-R Series(45)
MELSEC iQ-F Series(643)

CPU Module(179)
I/O Module(5)
Analog(16)
High-Speed Counter(14)
Motion/Positioning(11)
Network/Communication(97)
Option(9)
Engineering Software(61)
Safety Control(1)

Engineering Software(129)

FAQ within [ Programmable Controllers MELSEC ]

171-180 of Total 1010

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Number of extension cables that can be used per system

One extension cable can be used per system. Two or more extension cables cannot be used. More Details >>
- No：24958
- Release Date：2019/04/18 14:33
- Category： MELSEC-F Series
Analog input modules that can be used in the FX3G series

The FX3G-2AD-BD (2-channel analog input expansion board), FX3U-4AD-ADP (4-channel analog input special adapter), and FX3U-3A-ADP (2-channel analog input/1-ch... More Details >>
- No：24960
- Release Date：2019/04/23 07:17
- Category： MELSEC-F Series , Analog Control
Connecting a DC power supply type extension unit to an AC power supply type main unit

No, they cannot be connected. Connect the units having the same power supply type. More Details >>
- No：25008
- Release Date：2019/04/23 11:12
- Category： MELSEC-F Series , Main Unit
Regarding the connection between FX5-CCLGN-MS and SLMP-compatible devices

The SLMP communication frames supported by the FX5-CCLGN-MS are 3E and 4E frames. When SLMP communication is performed from an SLMP-compatible device to the... More Details >>
- No：39280
- Release Date：2023/01/12 16:48
- Category： MELSEC iQ-F Series , Network/Communication
Regarding the terminal arrangement of I/O module (extension connector type)

The connector's terminal arrangement is the smaller number on the left and larger number on the right. More Details >>
- No：39329
- Release Date：2023/01/12 16:57
- Category： MELSEC iQ-F Series , I/O Module
Regarding the FX5S CPU Module Line-up

The line-up of input and output points of the FX5S CPU module is as follows. ・30 points (Input: 16 points, Output: 14 points) ・40 points (Input: 24 points,... More Details >>
- No：39340
- Release Date：2023/02/14 17:28
- Category： MELSEC iQ-F Series , CPU Module
Regarding simultaneous execution of the MQTT communication function

The MQTT communication function cannot publish and subscribe at the same time. A program for the MQTT communication function is created using FB, but it c... More Details >>
- No：44345
- Release Date：2024/03/27 15:25
- Category： MELSEC iQ-F Series , Network/Communication
Difference between C Controller module and programmable controller CPU module

- C Controller module: Programs are created using C and C++ languages. The programs run based on each task and parallel processing of multiple tasks base... More Details >>
- No：22542
- Release Date：2018/09/03 17:28
- Update：2018/09/20 15:05
- Category： MELSEC-Q Series
Recommended cables for MODBUS(R) interface module QJ71MB91

The RS-232 cable should meet RS-232 standards and not exceed 15 m in length.The RS-422/485 cable should meet specifications described in the following manual... More Details >>
- No：22566
- Release Date：2018/09/03 17:29
- Category： MELSEC-Q Series
Multiplication in the Structured Text

Basic arithmetic operations cannot be performed on unsigned words. Please assign the multiplier to a signed (single/double) word. More Details >>
- No：22886
- Release Date：2018/09/03 17:30
- Category： Engineering Software

171-180 of Total 1010

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