When using a communication module (NP1L-RS1/RS2/RS3/RS4/RS), the FB outputs R_STS 'C0' (Hardware error detected) during receiving. In this case, ho...

The received data is cleared to 0. Therefore, be sure not to read (ignore) the data by application program. Reopening the FB (turning the 'OPEN' terminal fro... Show Detail

I use the CPU module of Type NP1PS-32R/74R/117R/245R. When I create a new project, the displayed option is 'PS32/PS74/PS117/PS245' only. Which shou...

Select 'PS32/PS74/PS117/PS245.' With the D300win, 'NP1PS-32/74/117' and 'NP1PS-32R/74R/117R' indicate the same model selection. This applies to all CPUs ... Show Detail

When comparing the project in CPU with that in the personal computer by Expert loader, a mismatch between the programs was detected. How can I find...

You can display the mismatch circuit in the program and differences using the 'Compare Projects' command of the Expert loader. For the operating procedure, ... Show Detail

I have configured a multi-CPU system, but the system has run out of memory for the multi-CPU. Can I access the common general memory from the other...

You cannot access general memory other than the memory for the multi-CPU from the other CPU. Access using the direct read/write FB is used for the access to ... Show Detail

I use DeviceNet interface module (NP1L-RD1) under DeviceNet master (NP1L-DN1). How can I specify NP1L-RD1 in the system definition?

In the system definition, group-type slave stations in any I/O configuration are registered as 'DeviceNet capsule.' In addition, the numbers of input and out... Show Detail

The 'SND' and 'RCV' LEDs on the P-link module (Type_ NP1L-PL1) look dark. Is this a fault?

The LEDs of the P-link module (Type_ NP1L-PL1) are designed to blink quickly in accordance with the ON/OFF of a signal. Although they look dim to the human e... Show Detail

Is it possible to use a PC application program to manipulate data that was written with the SX application (F_WRITE) onto the memory card inserted ...

The data written with the F_WRITE FB is in a binary format. Consequently, it can be manipulated with commercial binary editors. Show Detail

How can I detect a low battery voltage of the SRAM card with the memory card interface module (Type_ NP1F-MM1)?

You can check it with the status indication LED on the front of the module. When a low battery voltage is detected, the CER LED on the front of the module ... Show Detail

Does D300win have the simulation function (offline debug function) to check circuit operations on a personal computer?

Yes, D300win (V3.6.14.22 or later version) has the 'SXPLC simulator' function which allows you to check circuit operations on your personal computer. * Thi... Show Detail

When I saved RAS information in a file during the fault diagnosis of the SX, files with '.RAS' and '.BSM' extensions were created and I don't know ...

The '.BSM' file is intended for manufacturers' maintenance purposes. You can check fault information by opening the '.RAS' file with Notepad or another tex... Show Detail