Restriction on the use of CPU when branch module and extension module are used

Use L series CPU modules whose first 5 digits of the serial number are "13072" or later. More Details >>

Retention of auto tuning setting value for temperature control module

Use the automatic backup setting. While "1: enabled" is set in the CH[] automatic backup setting after auto tuning of PID constants in the buffer memory (Un\... 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 >>

How to check the capacity of the file registers in use

The capacity file registers currently have can be checked in the file register setting section ([PLC Parameter] -> [PLC File] tab). More Details >>

How to copy a sheet used by MX Sheet

Always change the name of the Excel sheet on which MX Sheet is set in the "Change Sheet Name" dialog box.If the sheet name is changed in the Excel sheet dire... More Details >>

Cross cable connections

We do not guarantee the operation of a system that involves cross cable connections. More Details >>

Execution in a multi task environment

The QBF_Open ( ) function or mdOpen ( ) function is required for every task. Do not share the PATH acquired using an Open function with other tasks.Also, exe... More Details >>

Print settings of the device list in GX Works2

When [Display Option] -> [Used devices] -> [Contact] and [Coil] are selected in the Device List window, devices used are not displayed. More Details >>

Recommended cables for the MODBUS(R) interface module QJ71MT91

For 100BASE-TX, shielded twisted pair cables (STP cables) with category 5 can be used.For 10BASE-T, Straight and unshielded twisted pair cables (UTP cables) ... More Details >>

Open setting of the built-in Ethernet port QCPU

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