Can I open a program created with GX Works2 in GX Developer?

You cannot open a program in the file format for GX Works2. When saving a project with GX Works2, save it in the format for GX Developer.(This is possible on... More Details >>

Terminating resistors for QJ71C24N

A terminating resistor must be connected to the interface in order to reduce signal reflections thus preventing the signal instabilities. More Details >>

Detecting the number of disconnections when using QJ71E71-100

The number of disconnections detected can be checked by reading the buffer memory address 5203H (Disconnection detection count). Disconnections are detected ... More Details >>

About network parameters when building MELSECNET/10 with Q02HCPU-A

Q02(H)CPU-A is the AnUCPU equivalent. When establishing a MELSECNET/10 network, set the refresh parameter with which SB/SW data is transferred to "Y/D" or o... More Details >>

Seamless communications

The CC-Link family products allow flexible programming and maintenance from any controllers for all the devices in connection. Such a communication, for whic... 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 >>

How to check the error history of the QJ71C24N with GX Developer

You can check the error history in the module detailed information in the system monitor of GX Developer. More Details >>

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 >>

Output frequency of the FX3U-1PG pulse output block

It is from 1 Hz to 200 kHz. More Details >>

Bit assignment of CC-Link

The slave stations cannot be assigned to X/Y numbers. Use the auxiliary relay M. More Details >>