How to use LCPU connector terminals

The LCPU connector terminals can be used as terminals for built-in I/O function. The setting of the built-in I/O function can be configured with the paramete... More Details >>

GX Developer support by LCPU

GX Developer Version 8.89T or later is supported.There are restrictions in some functions. For the details, refer to "Precautions on L Series Modules" in ... More Details >>

Open setting of LCPU

No. It is necessary to configure one port to use the MELSOFT connection. More Details >>

Availability of step ladders for FX in L series

Step ladders are not available in LCPU. There is no alternative function. More Details >>

Battery replacement for LCPU

The contents of the standard RAM and latch devices are not erased if the battery replacement is completed within three minutes, which is the backup power tim... More Details >>

Pulse width with which the QX42 recognizes all pulses

Maximum scan time (10 ms) + Response time (10 ms) = Pulse width with which the module recognizes all pulses (20 ms) More Details >>

Update timing of QD75 current feed value and machine feed value

The values are updated at the timing described below.- Current feed value: 1.8 ms- Machine feed value: 56.8 ms More Details >>

Setting of "Target MODBUS(R) device head number"

Set "(Last five digits of actual device number) - 1" for the Target MODBUS(R) device head number.Example) For the holding register 400018, set "17". More Details >>

Cables for CPU modules

The following Diatrend cable can be used.- DQ-U2 More Details >>

Reading file registers simultaneously with the program, parameters, and other data in GX Works2

No. Switch the target memory for PLC Data and read the file registers alone. More Details >>