Adding two channels of the RS-232C port in the FX3G series

Select the 40-point or 60-point type FX3G series main unit. In this case, two FX3G-232-BDs can be connected. When FX3G-CNV-ADP is used, anFX3U-232ADP can be ... More Details >>

Assignment for connecting two CC-Link remote input modules (16-point type) (Remote net Ver.1 mode)

X devices will be assigned as follows. (With this setting, 32 points are occupied per station.) - Station No. 1: X100 to X11F -Station No. 2: X120 to X13... More Details >>

Using Ethernet UTP cables for the CC-Link IE Controller

Ethernet UTP cables cannot be used. More Details >>

Precaution about MELSECNET/H connection (2)

- Set the network module mounted in system A to station number 0 (multiplexed remote master station). Set the network module mounted in system B to any sta... More Details >>

Latched (battery backed) area in the data register (D) of the FX3G/FX3GC series

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 >>

Cause to turn on the ERR LED of a CC-Link master module

All stations communication error of a slave station.When POWER of the slave station is off, check if 24 V DC has been supplied.When POWER is on, check the st... More Details >>

QJ71E71-100's compatibility with the automatic cable type (straight or cross) recognizing function

QJ71E71-100 does not support the AutoMDI/MDI-X function (automatic cable type (straight or cross) recognizing feature). More Details >>

Whether or not MC protocol frames can be used after A1SJ71UC24 is replaced with QJ71C24N

The QJ71C24N series modules can be accessed using A-compatible 1C frames, but the following restrictions are imposed. The access is limited to the devices wi... More Details >>

Simultaneous use of auto logging and backup functions

The auto logging function and backup function cannot be used simultaneously. The backup function must be used after the logging function is stopped. (A singl... More Details >>

Remedy for LCPU error "4116"

The LCPU error code 4116 is displayed when a built-in I/O instruction that is disabled in the parameter setting is executed. Check for the parameter settings... More Details >>