diff --git a/datasets/assetData/assetData.json b/datasets/assetData/assetData.json
index 316708a..3909520 100644
--- a/datasets/assetData/assetData.json
+++ b/datasets/assetData/assetData.json
@@ -66,6 +66,15 @@
                   "units": ["g/m³", "mol/m³"]
                 }
               ]
+            },
+            {
+              "name": "Quantity (TSS)",
+              "models": [
+                { 
+                  "name": "VegaSolidsProbe", 
+                  "units": ["g/m³"]
+                }
+              ]
             }
           ]
         }
diff --git a/src/configs/rotatingMachine.json b/src/configs/rotatingMachine.json
index 2c83be7..6ef9955 100644
--- a/src/configs/rotatingMachine.json
+++ b/src/configs/rotatingMachine.json
@@ -412,6 +412,14 @@
         ],
         "description": "The frequency at which calculations are performed."
       }
+    },
+    "flowNumber": {
+      "default": 1,
+      "rules": {
+        "type": "number",
+        "nullable": false,
+        "description": "Defines which effluent flow of the parent node to handle."
+      }
     }
   }
   
\ No newline at end of file