PreviousNext
Help > Modbus Steps Reference > Standard Functions > Write Single Coil (F05)
Write Single Coil (F05)

This function is used to write a single output to either ON (true) or OFF (false) in a remote device.

You can specify the address of the coil to be forced and the true/false state of the coil. Coils are addressed starting at zero. Therefore coil numbered 1 is addressed as 0.

To configure this step open the Edit Step window from Sequence editor.

In the configuration dialog box, you can change the following settings:

·          Connection Name: connection used to communicate with the device.

·          Address: address of the coil to write.

·          State: state to set for the specified coil.

Note  Please read Execution Trace and Steps Variables chapter to learn more about accessing configuration of this step.

 

See Also

Open/Close Functions

Custom Functions