Simple Turbine Coil Controller

local turbine = peripheral.wrap("back")
if turbine.getConnected then
  print("Connected to turbine!")
  if redstone.getInput("bottom",true) then
    print("Engaging coils!")
    turbine.setInductorEngaged(true)
  else
    print("Disengaging coils!")
    turbine.setInductorEngaged(false)
  end
else
  print("Error, no turbine connected!")
end
while true do
  local event = os.pullEvent("redstone")
  if redstone.getInput("bottom",true) then
    print("Engaging coils!")
    turbine.setInductorEngaged(true)
  else
    print("Disengaging coils!")
    turbine.setInductorEngaged(false)
  end
end