It is the same as the loader mode (mode switch 3) of the general-purpose communication module (Type_ NP1L-RS1/RS2/RS3/RS4/RS5). Show Detail
One possible cause is that common FB _C_COM is not registered with the library. For communication-related expansion FBs including _C_FREE, register common... Show Detail
Common memory 1 and common memory 2 are handled together in terms of timing. However, to maintain the uniqueness of data including those in common memory 1 a... Show Detail
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
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
R_STS = 1 means 'send buffer overflow' detected by the general-purpose communication module. Check the communication format, communication interval and other... Show Detail
A 'client' is a device that collects data. Since the PLC is a device from which data is collected, there is no OPC client. Show Detail
It takes place only when data are received from an external device. Show Detail
Unfortunately, information in a device connected to the master module cannot be read even by building a user application. Please use the dedicated configura... Show Detail
It occurs when any of the overrun, parity and framing errors is detected in the serial port of a general-purpose communication module. Show Detail
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