Assignment of input/output numbers (MELSEC-F series)

Octal numbers are assigned as input/output numbers for the MELSEC-F series. The octal number system uses the digits from 0 to 7 → from 10 to 17 → from 20 to... More Details >>

Deceleration stop

Because the rapid stop deceleration time is larger than the deceleration time.Set the rapid stop deceleration time within the range of 1 to the deceleration ... More Details >>

Detecting the number of disconnections when using QJ71E71-100

The number of disconnections detected can be checked by reading the buffer memory address 5203H (Disconnection detection count). Disconnections are detected ... More Details >>

RS-485 connection between QJ71C24N and an external device

Short between SDA and RDA and between SDB and RDB, and then connect them to + (Data-A) and - (Data-B) on the external device. More Details >>

Behavior of special relay in offline simulation

The constant scan initial value of GX Simulator is 100 ms. Thus, the value of SM410(0.1sec. clock) is OFF in each scan. To turn ON/OFF SM410, set the consta... More Details >>

Opening SFC programs in GX Works2

To open a GX Developer project, select [Project] -> [Open Other Data] -> [Open Other Project] from the menu of GX Works2. More Details >>

NTP support by the SNTP function of LCPU with built-in Ethernet port

NTP and SNTP are compatible. Therefore, an NTP server can be used for clock setting. More Details >>

Latch settings

The setting in Latch (1) can be cleared by latch clear operation. The setting in Latch (2) cannot be cleared by latch clear operation. More Details >>

MX Component Version 3's compatibility with 64-bit Windows 7

MX Component Version 3.15R or later supports 64-bit Windows 7. More Details >>

Regarding 2-axis synchronous control

FX5-40SSC-S(Simple motion) or FX5-80SSC-S(Simple motion), FX5-40SSC-G (CC-Link IE TSN Motion) or FX5-80SSC-G (CC-Link IE TSN Motion) supports the synchrous c... More Details >>