Writing comments into a programmable controller

Make a space for comments in the parameter setting of the programmable controller with GX Developer.To write the created comments into a programmable control... More Details >>

Number of remote registers assigned to a remote I/O station

For "Remote Net(Ver.2 Mode)", the number of remote I/O's remote registers (RWw, RWr) is "0 Point". More Details >>

Refresh devices

For CPU modules with 8192 I/O device points (X/Y0 to 1FFF), X/Y1000 and greater can be set as refresh devices. More Details >>

Effect on sequence scans in MELSECNET/H networks

It is necessary to reduce the link refresh time of the MELSECNET/H network in order to reduce the scan time. The link refresh time can be reduced by reducin... More Details >>

Receiving data when no receive complete code is designated (QJ71C24N)

Data are received on a received data count basis. If there is no receive complete code and variable length data is received, the data is received at every no... More Details >>

Connecting QJ71C24N to an external device that has no DTR signal

Carry out DTR and DSR wiring that returns signals on QJ71C24N(-R2). More Details >>

Connecting AJ65BT-R2N to a GOT

Yes.When connecting a GOT, set the mode setting switch of AJ65BT-R2N to "5" (MELSOFT connection mode). More Details >>

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 >>

Using Ethernet UTP cables for the CC-Link IE Controller

Ethernet UTP cables cannot be used. More Details >>

Limitation on the number of MELSOFT products that can be connected with the QJ71E71

In the TCP/IP connection, you can connect up to 17 MELSOFT products at the same time using a dedicated connection for system and the connections for users 1 ... More Details >>