//Put this OnUsed
void main()
{
object oPC = GetLastUsedBy();
object oTarget = GetObjectByTag("RH_DOORONE");

SetLocked(oTarget, FALSE);
AssignCommand(oTarget, ActionOpenDoor(oTarget));
    int nActive = GetLocalInt (OBJECT_SELF,"X2_L_PLC_ACTIVATED_STATE");
    // * Play Appropriate Animation
    if (!nActive)
    {
      ActionPlayAnimation(ANIMATION_PLACEABLE_ACTIVATE);
    }
    else
    {
      ActionPlayAnimation(ANIMATION_PLACEABLE_DEACTIVATE);
    }
    // * Store New State
    SetLocalInt(OBJECT_SELF,"X2_L_PLC_ACTIVATED_STATE",!nActive);
}