FAQ


FAQAbout Products
- FAQ > Controllers > Programmable Controllers MELSEC
FAQ
Keyword Search
Programmable Controllers MELSEC
FAQ within [ Programmable Controllers MELSEC ]
-
Reading and writing bits/words using the FL-net (OPCN-2) interface module
The parameters and auto refresh settings for the FL-net (OPCN-2) interface module cannot be made using the Network Parameter items in GX Developer.Set those ... More Details >>
- No:22597
- Release Date:2018/09/03 17:29
- Category: MELSEC-Q Series
-
Returning to the overwrite mode in GX Developer
Press the INSERT key. More Details >>
- No:22599
- Release Date:2018/09/03 17:29
- Category: MELSEC-Q Series
-
Making transparent connections using GX Developer
Set as follows in the Transfer Setup window. - Select "USB" for "PC side I/F". - Select "CPU Module" for "PLC side I/F" and check "via GOT (direct couple... More Details >>
- No:22640
- Release Date:2018/09/03 17:29
- Update:2018/09/21 11:39
- Category: MELSEC-Q Series
-
Whether or not totem pole output type encoders are connected
Totem pole output encoders cannot be connected to QD62.The following types of encoders can be connected.- Open collector output type encoders- CMOS level vol... More Details >>
- No:22641
- Release Date:2018/09/03 17:29
- Category: MELSEC-Q Series
-
Open setting of the built-in Ethernet port QCPU
No.It is necessary to configure one port to use the MELSOFT connection. More Details >>
- No:22648
- Release Date:2018/09/03 17:29
- Category: MELSEC-Q Series
-
MC protocol compatibility of the built-in Ethernet port
The built-in Ethernet port is not compatible with a 4E frame. Use a QnA-compatible 3E frame. More Details >>
- No:22732
- Release Date:2018/09/03 17:29
- Category: MELSEC-L Series
-
The number of LCPU extension blocks
(1) The number of modules to be connected- Main block: up to 10 modules- Extension block: up to 11 modules(2) The number of extension blocks- L02CPU, L02CPU-... More Details >>
- No:22750
- Release Date:2018/09/03 17:29
- Category: MELSEC-L Series
-
KeepAlive setting for built-in Ethernet port in LCPU
The KeepAlive setting for the built-in Ethernet port in the L series is fixed. The setting is unchangeable. More Details >>
- No:22760
- Release Date:2018/09/03 17:30
- Category: MELSEC-L Series
-
Maximum number of connectable modules to LCPU when it is not extended
Up to 10 modules can be connected in the system as a whole except for the power supply module, CPU module, display unit, RS232C adapter, and END cover. Some ... More Details >>
- No:22775
- Release Date:2018/09/03 17:30
- Category: MELSEC-L Series
-
SD1286 of LCPU with built-in Ethernet port
The bits 0 to F of the special register SD1286 (Receive state signal) correspond to the connection numbers 1 to 16. When it receives data, the corresponding ... More Details >>
- No:22786
- Release Date:2018/09/03 17:30
- Category: MELSEC-L Series
131-140 of Total 1023