Overhead time before and after the startup of an interrupt program with a MELSEC iQ-R series CPU module

Although it depends on interrupt factors, the overhead time before startup becomes 10.8 to 23.8 [us] and the time after startup becomes 6.5 to 17.4 [us]. More Details >>

Models of batteries that can be used with MELSEC iQ-R series CPU modules

You can use "Q6BAT" and "Q7BAT". You cannot use "Q8BAT". More Details >>

Mounting Q series modules on a MELSEC iQ-R series base unit

You cannot mount Q series modules on a MELSEC iQ-R series base unit. Use an RQ extension base unit (RQ65B, RQ68B, or RQ612B). You cannot mount some modules... More Details >>

Regarding program conversion from FX3 Series to iQ-F Series

You can convert an FX3 series project (extension.gxw) to an iQ-F series project by selecting and opening it from the GX Works3 Projects > Open Other Forma... More Details >>

Regarding the MQTT Communication Function Publish Program

You can't program it with the ladder program alone. To use the MQTT communication and email functions, you must use the module FB and program it. More Details >>

Regarding instructions for converting 16 bit data to single-precision real numbers

There is. Please use the INT2FLT instruction. More Details >>

Regarding firmware updates for newly purchased CPU modules

You can still update the firmware. More Details >>

Parameter setting of CC-Link IE Field Network

No, you do not have to set the network range assignment parameters for slave stations. By setting the network range assignment parameters for a master statio... More Details >>

Identifying disconnected CC-Link stations

Identify disconnected stations using either of the following methods. (1) Select [Diagnostics] -> [CC-Link Diagnostics].from the menu in GX Works2 or G... More Details >>

Connecting terminating resistors for CC-Link communication

Connect terminating resistors to both ends of physical cables.A master station is not necessarily required to be connected to either end of its network. More Details >>