The P-link memory is prepared in the P-link module. It is separate from the memory in the CPU and no change takes place at the time of switchover to a standb... Show Detail
Is there an alarm output contact to use when an error occurs in the PLC system?
For an alarm contact output of an error of the PLC system, select an arbitrary output module in the system definitions and define its 0th bit as a 'system DO... Show Detail
There is a high-capacity battery for SPH300 (Type_ NP8P-BTS). Its battery capacity (approximately 2700 mA) is about 2.7 times that of the backup battery supp... Show Detail
Pulse input type_ A-phase for the pulse and B-phase for the sign. Show Detail
Clock adjustment is initiated from CPU0 (operating) to other CPUs (standby). It takes place on a constant (1-minute) cycle at the time of and after system st... Show Detail
What is the transfer data size range for the READ_WORD/WRITE_WORD FB?
The range in terms of description is up to 4096 words respectively. Note, however, that actual message transfer on the SX bus takes place after division into... Show Detail
Since the conversion accuracy after a scaling change remains within the specifications, rescaling is unnecessary. Show Detail
When the EMG signal and ±OT signal are not used, connect them to 24 V DC. Alternatively, you can set the ±OT signal to 'Disabled' in the parameter settings ... Show Detail
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
I cannot download a project to the user ROM card inserted in the CPU. What is a possible cause?
This problem is probably caused by the following reasons: [For SPH300/2000/3000 series] 1) The CPU mode selection switch is not set at the 'UROM-TERM' pos... Show Detail
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