FAQ
FAQAbout Products
- FAQ > Controllers > Programmable Controllers MELSEC > MELSEC-F Series
FAQ
Keyword Search
FAQ within [ MELSEC-F Series ]
-
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
-
Meanings of the sink input/source input
The sink input connects to a negative common for 24 V DC. The source input connects to a positive common. The sink input is generally used in Japan and No... More Details >>
- No:22254
- Release Date:2018/08/30 13:48
- Category: MELSEC-F Series , Main Unit , I/O Extension
-
Types of Batteries used in MELSEC-F
F2-40BL: Lithium thionyl chloride primary battery FX2NC-32BL: Lithium thionyl chloride primary battery FX3U-32BL: Manganese dioxide lithium primary battery F... More Details >>
- No:22265
- Release Date:2018/08/30 13:48
- Category: MELSEC-F Series , Main Unit , Accessories
-
The power supply lamp of a running programmable controller suddenly turned off or flashes
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
-
For the sink input, the "S/S" terminal and the "24V" terminal are needed to be short-circuited. More Details >>
- No:22272
- Release Date:2018/08/30 13:48
- Category: MELSEC-F Series , Main Unit , I/O Extension
-
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
-
FX3U-ENET-ADP connectable programmable controllers in the MELSEC-F series
The FX3U-ENET-ADP can be connected to the FX3G/FX3GC series (both Ver. 2.00 or later) and the FX3U/3UC series (both Ver. 3.10 or later). Products which are ... More Details >>
- No:24706
- Release Date:2019/02/27 09:00
- Category: MELSEC-F Series , Engineering Software , Main Unit , Network/Communication
-
Assignment of remote input device and remote output device of FX3U-16CCL-M
The remote input device and the remote output device cannot be assigned in network parameters. To assign them, create a program for updating data. For de... More Details >>
- No:24792
- Release Date:2019/02/28 09:08
- Category: MELSEC-F Series , Engineering Software , Network/Communication
-
Maximum length of input wiring
Although it depends on the operating environment, wiring within 20 m is generally recommended. More Details >>
- No:24949
- Release Date:2019/04/18 14:29
- Category: Main Unit
-
Index modifier of bit devices in the FX3G series
The FX3G series does not support the index modifier for the bit devices. The FX3U/FX3UC series supports this function. More Details >>
- No:24959
- Release Date:2019/04/18 14:35
- Category: MELSEC-F Series , Engineering Software , Main Unit
81-90 of Total 198