Boilercntrl

local function tankmonitor()
local boiler=peripheral.wrap("back")
local tank=boiler.getTankInfo("UNKNOWN")
local waterCap=tank[1].capacity
local steamCap=tank[2].capacity
local steamlvl=0
for i,k in pairs(tank[2]) do
  if type(k)=="table"then
    for j,l in pairs(k) do
     if j == "amount"then
     steamLvl=l
     end
    end
    else
    steamLvl=0
  end
end
end

while true do
tankmonitor()
print(steamLvl)
sleep(1)
end