How to change the keeping (latched de...

The keeping (latched device data) range is fixed and cannot be changed in parameters. (Reference) [When an optional battery is not used] The keeping ran... More Details >>

Station number setting in the "PLC Sy...

The station number setting is not required for non-protocol communication. More Details >>

Battery replacement during power-on

Replacethe battery when the programmable controller is powered off. For example, forthe FX3U/FX3UC series, data will be held for about 20 seconds after be... More Details >>

How to reset M8004 (Error occurrence)

Yes, it is. However, if the error cause is not eliminated, M8004 will turn on again after powering on. * How to check the error In the FX3S/FX3G/FX3GC/FX... More Details >>

Programmable controllers with no batt...

A battery is used for backing up program memory and latched device data and maintaining clock operation in the event of a power failure. The FX3S/FX3G/FX3G... More Details >>

Latched (battery backed) area in the ...

D128 to D1099 are the latched device area. D1100 to D7999 can be changed to latched (battery backed) type devices by installing an optional battery and setti... More Details >>

FX3U-ENET-ADP connectable programmabl...

The FX3U-ENET-ADP can be connected to the FX3G/FX3GC series (both Ver. 2.00 or later) and the FX3U/3UC series (both Ver. 3.10 or later). Products which are ... More Details >>

Battery consumption while the program...

A battery is consumed regardless of the on/off state ofthe programmable controller. Refer to the User's Manual (Hardware Edition) for the module used, and r... More Details >>

How to wire the 24V DC power supply f...

Connect the "0V (-)" terminal of the external 24V DC power supply to the "COM" terminal (- side of the built-in power supply), one of the input terminals of ... More Details >>

External power supply for input(MELSE...

For the MELSEC-F series, only DC power supply type can use an external power supply. More Details >>