Battery replacement for High-Performance model QCPU

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

How to turn OFF the "COM.ERR" LED of the Ethernet module

The LED can be turned OFF by operations from GX Developer. The operation method is as follows.(1) Connect to the CPU in the standby system in Transfer Setup.... More Details >>

Sample comment of GX Works2

It includes sample comments for special relay/special register and the intelligent function module. On the menu of GX Works2, select [Edit] -> [Import ... More Details >>

Procedure for developing programs

It is necessary to install a development environment (Tornado or Wind River Workbench) and set parameters using the Setting/monitoring tools for the C Cont... More Details >>

Counting operation of QD62

The corresponding operation depends on the counter type selected. (1) If "Linear Counter" is selected If the present counter value exceeds the upper limi... 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 >>

Numbers of devices the automatic communication parameter of the MODBUS(R) interface module accept for writing and reading

Accessible numbers of devices in one message are shown below.- 2000 coils and inputs for reading- 125 input registers and holding registers for reading- 1968... More Details >>

Measuring temperatures with programmable controllers

The following four models are available for the purpose.- Q64TD- Q64TDV-GH- Q68TD-G-H01- Q68TD-G-H02 More Details >>

Input derating

Input derating is the percentage of simultaneous ON points, one of the specifications applied when input modules are used. When QX42 is used in a temperatur... More Details >>

Necessity for MX Component when MX Sheet is used

Yes.You can also purchase MX Works, a set of MX Sheet and MX Component. More Details >>