Precaution about MELSECNET/H connection (1)

- Set successive station numbers for the network modules in system A and system B in a redundant system. (Station number 0 cannot be set.) - Match "host... More Details >>

Difference between CC-Link reserved stations and invalid stations

- Reserved station Reserved stations are not actually connected to the network (but will be connected in the future) but do not appear as data link error... More Details >>

GX Developer's compatibility with LJ71E71-100

GX Developer does not support LJ71E71-100. Use GX Works2. More Details >>

Sampling cycle of L60TCTT4(BW) and L60TCRT4(BW)

It is selectable from the following. - 500 ms/4 channels (Default)- 250 ms/4 channels More Details >>

Alive check for built-in Ethernet port LCPU

When the protocol is set to TCP, KeepAlive check is performed. (Checking for a response to KeepAlive ACK message) An alive check message is sent five seconds... More Details >>

Use of a commercial SD memory card in L series logging function

Yes. Recommended products are listed in the technical bulletin FA-A-0078.　 More Details >>

MC protocol response messages

There are no settings for deleting the network number and PC number. More Details >>

Difference between redundant systems and the multiple CPU systems

- Redundant systems A redundant system offers improved system reliability, as it consists of two basic systems, each of which includes a CPU module, powe... More Details >>

QnA-compatible 3E frame command (0406) for the built-in Ethernet port QCPU

The built-in Ethernet port QCPU is not compatible with a multiple-block batch read command (0406) of the MC protocol. Executable commands are the following.... More Details >>

Boot operation from the standard ROM in the universal model QCPU

The universal model QCPU modules have their standard ROM but boot operation from the standard ROM is impossible. Boot the module from a memory card. More Details >>