What is necessary for MODBUS_TCP communication between SPH and an external device?
The following are necessary. 1) Hardware Ethernet interface module (NP1L-ET1) or CPU module with built-in Ethernet (SPH2000/3000 series CPU types w... Show Detail
No, you cannot use NW0H-CNV. The RS-232C/422 converter for personal computer loaders (Type_NW0H-CNV) needs to be supplied power from the PLC side, however, t... Show Detail
_F_WRITE_CSV_DINT' may be influenced by the file search time depending on the number of files in the CF. The time it takes for 100 (200-word) DINT data to b... Show Detail
When you use preset operation in the linear operation mode, counting is sometimes discontinued due to preset overflow. Show Detail
You can access the memory from a PC by setting the general-purpose communication module (Type_ NP1L-RS2) to 'Loader' mode. Various loader commands have been... Show Detail
Pulse output completion is indicated by the 'Command pulse zero' signal. Normally, it is '1' to indicate the status of completion. When the number of pulses... Show Detail
Which mode does the Ethernet module (Type_ NP1L-ET1/ET2) support, half or full?
Only the NP1L-ET1 supports both modes automatically (auto negotiation). Since the NP1L-ET2 is designed for 10Base5 (coaxial), it is fixed to half duplex. Show Detail
In a redundant system, both CPUs are identified as CPU0 and you cannot read a battery error of the standby CPU. Determine the condition of the standby CPU fr... Show Detail
How do I perform pulse output with the high-speed output module (Type_NP1Y32T09P1-A)?
All the channels in the high-speed output module are set to the general purpose output mode (normal digital output) by default. To use the module in the pul... 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
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