Method to prevent the BAT.LED from turning on

To prevent an LED from turning on when an error occurs, set 0 to the relevant factor number setting area (4 bits for each) in SD207 to SD209. To disable the ... More Details >>

Availability of step ladders for FX in L series

Step ladders are not available in LCPU. There is no alternative function. More Details >>

The number of LCPU extension blocks

(1) The number of modules to be connected- Main block: up to 10 modules- Extension block: up to 11 modules(2) The number of extension blocks- L02CPU, L02CPU-... More Details >>

Turning OFF the power with the battery error occurring

The error history will be deleted. More Details >>

MC protocol response messages

There are no settings for deleting the network number and PC number. More Details >>

Whether or not device indirect specifications in structured ladder programs are allowed

Indirect specifications with "＠" cannot be used in structured ladder programs and the Structured Text. Use indirect specifications in a ladder language program. More Details >>

How to launch GX Works2 or other tools after installing iQ Works

The tools can be launched individually. More Details >>

Battery-less operation

Uncheck "Check battery", an item of "Error Check", in the [PLC RAS setting] ([PLC Parameter] -> [PLC RAS setting]). More Details >>

Difference between Q24DHCCPU-V and Q12DCCPU-V

Hardware specifications are different. For hardware specifications, refer to the following manuals. - MELSEC-Q C Controller Module User's Manual - C Contro... More Details >>

Specification method of high-speed timer

To use a high-speed timer, insert a circuit of application instruction such as "OUTH T0 K100". More Details >>