diff --git a/src/main/java/gregtech/common/covers/GT_Cover_ItemMeter.java b/src/main/java/gregtech/common/covers/GT_Cover_ItemMeter.java
index b1f92da2..6ce034e9 100644
--- a/src/main/java/gregtech/common/covers/GT_Cover_ItemMeter.java
+++ b/src/main/java/gregtech/common/covers/GT_Cover_ItemMeter.java
@@ -16,22 +16,22 @@ public class GT_Cover_ItemMeter
         } else {
             tSlots = new int[]{aCoverVariable - 2};
         }
-        int tAll = 0;
-        int tFull = 0;
+        int tMax = 0;
+        int tUsed = 0;
         for (int i : tSlots) {
-            if ((i > 0) && (i < aTileEntity.getSizeInventory())) {
-                tAll += 64;
+            if (i >= 0 && i < aTileEntity.getSizeInventory()) {
+                tMax+=64;
                 ItemStack tStack = aTileEntity.getStackInSlot(i);
-                if (tStack != null) {
-                    tFull += tStack.stackSize * 64 / tStack.getMaxStackSize();
-                }
+                if (tStack != null)
+                    tUsed += (tStack.stackSize<<6)/tStack.getMaxStackSize();
             }
         }
-        tAll /= 14;
-        if(tAll > 0)
-            aTileEntity.setOutputRedstoneSignal(aSide, aCoverVariable == 1 ? (byte)(15 - (tFull <= 0 ? 0 : tFull / tAll + 1)) : tFull <= 0 ? 0 : (byte)(tFull / tAll + 1));
-        else
-            aTileEntity.setOutputRedstoneSignal(aSide, ((byte)(aCoverVariable == 1 ? 15 : 0)));
+        if(tUsed==0)//nothing
+            aTileEntity.setOutputRedstoneSignal(aSide, (byte)(aCoverVariable == 1 ? 15 : 0));
+        else if(tUsed == tMax)//full
+            aTileEntity.setOutputRedstoneSignal(aSide, (byte)(aCoverVariable == 1 ? 0 : 15));
+        else//1-14 range
+            aTileEntity.setOutputRedstoneSignal(aSide, (byte)(aCoverVariable == 1 ? 14-((14*tUsed)/tMax) : 1+((14*tUsed)/tMax)) );
         return aCoverVariable;
     }
 
diff --git a/src/main/java/gregtech/common/items/GT_MetaGenerated_Item_01.java b/src/main/java/gregtech/common/items/GT_MetaGenerated_Item_01.java
index f5969e1d..d2e70098 100644
--- a/src/main/java/gregtech/common/items/GT_MetaGenerated_Item_01.java
+++ b/src/main/java/gregtech/common/items/GT_MetaGenerated_Item_01.java
@@ -708,12 +708,12 @@ public class GT_MetaGenerated_Item_01 extends GT_MetaGenerated_Item_X32 {
 
         GT_Values.RA.addAssemblerRecipe(GT_ModHandler.getIC2Item("carbonMesh", 4L), GT_OreDictUnificator.get(OrePrefixes.foil, Materials.Zinc, 16L), Materials.Plastic.getMolten(144), ItemList.Component_Filter.get(1L, new Object[0]), 1600, 30);
 
-        ItemList.Cover_Controller.set(addItem(tLastID = 730, "Machine Controller", "Turns Machines ON/OFF", new Object[]{new TC_Aspects.TC_AspectStack(TC_Aspects.ORDO, 2L), new TC_Aspects.TC_AspectStack(TC_Aspects.MACHINA, 1L)}));
-        ItemList.Cover_ActivityDetector.set(addItem(tLastID = 731, "Activity Detector", "Gives out Activity as Redstone", new Object[]{new TC_Aspects.TC_AspectStack(TC_Aspects.SENSUS, 2L), new TC_Aspects.TC_AspectStack(TC_Aspects.MACHINA, 1L)}));
-        ItemList.Cover_FluidDetector.set(addItem(tLastID = 732, "Fluid Detector", "Gives out Fluid Amount as Redstone", new Object[]{new TC_Aspects.TC_AspectStack(TC_Aspects.SENSUS, 2L), new TC_Aspects.TC_AspectStack(TC_Aspects.AQUA, 1L)}));
-        ItemList.Cover_ItemDetector.set(addItem(tLastID = 733, "Item Detector", "Gives out Item Amount as Redstone", new Object[]{new TC_Aspects.TC_AspectStack(TC_Aspects.SENSUS, 2L), new TC_Aspects.TC_AspectStack(TC_Aspects.TERRA, 1L)}));
-        ItemList.Cover_EnergyDetector.set(addItem(tLastID = 734, "Energy Detector", "Gives out Energy Amount as Redstone", new Object[]{new TC_Aspects.TC_AspectStack(TC_Aspects.SENSUS, 2L), new TC_Aspects.TC_AspectStack(TC_Aspects.POTENTIA, 1L)}));
-        ItemList.Cover_PlayerDetector.set(addItem(tLastID = 735, "Player Detector", "Gives out close Players as Redstone", new Object[]{new TC_Aspects.TC_AspectStack(TC_Aspects.SENSUS, 2L), new TC_Aspects.TC_AspectStack(TC_Aspects.MACHINA, 1L)}));
+        ItemList.Cover_Controller.set(addItem(tLastID = 730, "Machine Controller Cover", "Turns Machines ON/OFF", new Object[]{new TC_Aspects.TC_AspectStack(TC_Aspects.ORDO, 2L), new TC_Aspects.TC_AspectStack(TC_Aspects.MACHINA, 1L)}));
+        ItemList.Cover_ActivityDetector.set(addItem(tLastID = 731, "Activity Detector Cover", "Gives out Activity as Redstone", new Object[]{new TC_Aspects.TC_AspectStack(TC_Aspects.SENSUS, 2L), new TC_Aspects.TC_AspectStack(TC_Aspects.MACHINA, 1L)}));
+        ItemList.Cover_FluidDetector.set(addItem(tLastID = 732, "Fluid Detector Cover", "Gives out Fluid Amount as Redstone", new Object[]{new TC_Aspects.TC_AspectStack(TC_Aspects.SENSUS, 2L), new TC_Aspects.TC_AspectStack(TC_Aspects.AQUA, 1L)}));
+        ItemList.Cover_ItemDetector.set(addItem(tLastID = 733, "Item Detector Cover", "Gives out Item Amount as Redstone", new Object[]{new TC_Aspects.TC_AspectStack(TC_Aspects.SENSUS, 2L), new TC_Aspects.TC_AspectStack(TC_Aspects.TERRA, 1L)}));
+        ItemList.Cover_EnergyDetector.set(addItem(tLastID = 734, "Energy Detector Cover", "Gives out Energy Amount as Redstone", new Object[]{new TC_Aspects.TC_AspectStack(TC_Aspects.SENSUS, 2L), new TC_Aspects.TC_AspectStack(TC_Aspects.POTENTIA, 1L)}));
+        ItemList.Cover_PlayerDetector.set(addItem(tLastID = 735, "Player Detector Cover", "Gives out close Players as Redstone", new Object[]{new TC_Aspects.TC_AspectStack(TC_Aspects.SENSUS, 2L), new TC_Aspects.TC_AspectStack(TC_Aspects.MACHINA, 1L)}));
         GT_Values.RA.addAssemblerRecipe(ItemList.Sensor_EV.get(1L, new Object[0]), GT_OreDictUnificator.get(OrePrefixes.plate, Materials.Titanium, 1L), ItemList.Cover_PlayerDetector.get(1L, new Object[0]), 3200, 128);
 
         GregTech_API.registerCover(ItemList.Cover_Controller.get(1L, new Object[0]), new GT_MultiTexture(new ITexture[]{Textures.BlockIcons.MACHINE_CASINGS[2][0], new GT_RenderedTexture(Textures.BlockIcons.OVERLAY_CONTROLLER)}), new GT_Cover_ControlsWork());
@@ -723,11 +723,11 @@ public class GT_MetaGenerated_Item_01 extends GT_MetaGenerated_Item_X32 {
         GregTech_API.registerCover(ItemList.Cover_EnergyDetector.get(1L, new Object[0]), new GT_MultiTexture(new ITexture[]{Textures.BlockIcons.MACHINE_CASINGS[2][0], new GT_RenderedTexture(Textures.BlockIcons.OVERLAY_ENERGYDETECTOR)}), new GT_Cover_EUMeter());
         GregTech_API.registerCover(ItemList.Cover_PlayerDetector.get(1L, new Object[0]), new GT_MultiTexture(new ITexture[]{Textures.BlockIcons.MACHINE_CASINGS[2][0], new GT_RenderedTexture(Textures.BlockIcons.OVERLAY_ACTIVITYDETECTOR)}), new GT_Cover_PlayerDetector());
 
-        ItemList.Cover_Screen.set(addItem(tLastID = 740, "Computer Monitor", "Displays Data", new Object[]{new TC_Aspects.TC_AspectStack(TC_Aspects.COGNITIO, 2L), new TC_Aspects.TC_AspectStack(TC_Aspects.LUX, 2L), new TC_Aspects.TC_AspectStack(TC_Aspects.VITREUS, 1L)}));
+        ItemList.Cover_Screen.set(addItem(tLastID = 740, "Computer Monitor Cover", "Displays Data and GUI", new Object[]{new TC_Aspects.TC_AspectStack(TC_Aspects.COGNITIO, 2L), new TC_Aspects.TC_AspectStack(TC_Aspects.LUX, 2L), new TC_Aspects.TC_AspectStack(TC_Aspects.VITREUS, 1L)}));
         ItemList.Cover_Crafting.set(addItem(tLastID = 744, "Crafting Table Cover", "Better than a wooden Workbench", new Object[]{new TC_Aspects.TC_AspectStack(TC_Aspects.FABRICO, 4L)}));
-        ItemList.Cover_Drain.set(addItem(tLastID = 745, "Drain", "Absorbs Fluids and collects Rain", new Object[]{new TC_Aspects.TC_AspectStack(TC_Aspects.VACUOS, 2L), new TC_Aspects.TC_AspectStack(TC_Aspects.AQUA, 2L)}));
+        ItemList.Cover_Drain.set(addItem(tLastID = 745, "Drain Module Cover", "Absorbs Fluids and collects Rain", new Object[]{new TC_Aspects.TC_AspectStack(TC_Aspects.VACUOS, 2L), new TC_Aspects.TC_AspectStack(TC_Aspects.AQUA, 2L)}));
 
-        ItemList.Cover_Shutter.set(addItem(tLastID = 749, "Shutter Module", "Blocks Inventory/Tank Side. Usage together with Machine Controller.", new Object[]{new TC_Aspects.TC_AspectStack(TC_Aspects.ORDO, 2L), new TC_Aspects.TC_AspectStack(TC_Aspects.ITER, 1L)}));
+        ItemList.Cover_Shutter.set(addItem(tLastID = 749, "Shutter Module Cover", "Blocks Inventory/Tank Side. Use together with Machine Controller.", new Object[]{new TC_Aspects.TC_AspectStack(TC_Aspects.ORDO, 2L), new TC_Aspects.TC_AspectStack(TC_Aspects.ITER, 1L)}));
 
         GT_ModHandler.addCraftingRecipe(ItemList.Cover_Screen.get(1L, new Object[0]), GT_ModHandler.RecipeBits.DISMANTLEABLE | GT_ModHandler.RecipeBits.NOT_REMOVABLE | GT_ModHandler.RecipeBits.REVERSIBLE, new Object[]{"AGA", "RPB", "ALA", 'A', OrePrefixes.plate.get(Materials.Aluminium), 'L', OrePrefixes.dust.get(Materials.Glowstone), 'R', Dyes.dyeRed, 'G', Dyes.dyeLime, 'B', Dyes.dyeBlue, 'P', OrePrefixes.plate.get(Materials.Glass)});