Resolution provided for Q64AD/Q68ADV/Q68ADI

The maximum resolution for the user range setting does not change. More Details >>

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 >>

Settings of the built-in Ethernet port of the universal model QCPU

Make settings of the built-in Ethernet port in the [Built-in Ethernet Port Setting] tab of the PLC parameter in GX Works2 or GX Developer. More Details >>

Writing files in CSV format

Use SP.FWRITE instruction to save the data to an ATA card in CSV format.For Q00UJCPU, Q00UCPU, and Q01UCPU, however, memory cards cannot be used thus data ca... More Details >>

Replacing personal computers with C Controller modules

The merits are as follows. (1) Downsized device The volume ratio is 1 to 10 in comparison with the VME card rack (6U) type. (2) Long-term stable supply... More Details >>

Boot file setting of the QnUDVCPU

No. You cannot use an SRAM card, ATA card, or Flash card. Specify an SD memory card as the transfer source (boot source). More Details >>

Ethernet system configuration of a redundant system

The following figure shows the basic configuration. When a control system Ethernet module is faulty or disconnected, the system is switched at a disco... More Details >>

NTP support by the SNTP function of LCPU with built-in Ethernet port

NTP and SNTP are compatible. Therefore, an NTP server can be used for clock setting. More Details >>

Method to prevent the BAT.LED from turning on

To prevent an LED from turning on when an error occurs, set 0 to the relevant factor number setting area (4 bits for each) in SD207 to SD209. To disable the ... More Details >>

Versions of built-in Ethernet port LCPU compatible with SNTP function

The initial version and subsequent versions of L series CPU support the SNTP function. More Details >>