Topic: DMD0044

(CONTACT) - Trailing Edge Powerflow Modifier

The Trailing Edge Powerflow Modifier contact will allow power flow for one complete PLC scan when the input power flow transitions from ON to OFF.  

 

Powerflow Modifier instructions are only allowed to be placed on a rung in a location where the ladder logic for that rung could be complete, in other words, any place on the rung where an OUT coil could be placed.

 

 

 

The ladder logic to the right shows two examples where a Leading Edge Powerflow Modifier contact on a sub-rung is not allowed.

 

 

 

The ladder logic to the right shows where a Trailing Edge Powerflow Modifier contact is allowed.

 

Parameters:

Note: Use the F9 key (Element Browser) or Down-Arrow key (Auto-Complete) at any time to see a complete list of the memory locations that are valid in the current field of the instruction.

 

This instruction has no parameters.

Hotkey: Ctrl-F3

Status Display:

There is no status to display.

 

See Also:

 

Rung Example: