diff --git a/settler.html b/settler.html
index 429f818..09ebea5 100644
--- a/settler.html
+++ b/settler.html
@@ -1,86 +1,86 @@
 <script src="/reactor/menu.js"></script>
 
 <script type="text/javascript">
-    RED.nodes.registerType("settler", {
-        category: "WWTP",
-        color: "#e4a363",
-        defaults: {
-            name: { value: "" },
-            TS_set: { value: 0.1, required: true },
-            inlet: { value: 1, required: true }
-        },
-        inputs: 1,
-        outputs: 3,
-        outputLabels: ["process", "dbase", "parent"],
-        icon: "font-awesome/fa-random",
-        label: function() {
-            return this.name || "Settling basin";
-        },
-        oneditprepare: function() {
-            // wait for the menu scripts to load
-            const waitForMenuData = () => {
-                if (window.EVOLV?.nodes?.reactor?.initEditor) {
-                    window.EVOLV.nodes.reactor.initEditor(this);
-                } else {
-                    setTimeout(waitForMenuData, 50);
-                }
-            };
-            waitForMenuData();
-
-            $("#node-input-TS_set").typedInput({
-                type:"num",
-                types:["num"]
-            });
-            $("#node-input-inlet").typedInput({
-                type:"num",
-                types:["num"]
-            });
-        },
-        oneditsave: function() {
-            // save logger fields
-            if (window.EVOLV?.nodes?.reactor?.loggerMenu?.saveEditor) {
-                window.EVOLV.nodes.reactor.loggerMenu.saveEditor(this);
-            }
-
-            // save position field
-            if (window.EVOLV?.nodes?.measurement?.positionMenu?.saveEditor) {
-                window.EVOLV.nodes.rotatingMachine.positionMenu.saveEditor(this);
-            }
-
-            let TS_set = parseFloat($("#node-input-TS_set").typedInput("value"));
-            if (isNaN(TS_set) || TS_set < 0) {
-                RED.notify("TS is not set correctly", {type: "error"});
-            }
-            let inlet = parseInt($("#node-input-n_inlets").typedInput("value"));
-            if (inlet < 1) {
-                RED.notify("Number of inlets not set correctly", {type: "error"});
-            }
+  RED.nodes.registerType("settler", {
+    category: "WWTP",
+    color: "#e4a363",
+    defaults: {
+      name: { value: "" },
+      TS_set: { value: 0.1, required: true },
+      inlet: { value: 1, required: true }
+    },
+    inputs: 1,
+    outputs: 3,
+    outputLabels: ["process", "dbase", "parent"],
+    icon: "font-awesome/fa-random",
+    label: function() {
+      return this.name || "Settling basin";
+    },
+    oneditprepare: function() {
+      // wait for the menu scripts to load
+      const waitForMenuData = () => {
+        if (window.EVOLV?.nodes?.reactor?.initEditor) {
+          window.EVOLV.nodes.reactor.initEditor(this);
+        } else {
+          setTimeout(waitForMenuData, 50);
         }
-    });
+      };
+      waitForMenuData();
+
+      $("#node-input-TS_set").typedInput({
+        type:"num",
+        types:["num"]
+      });
+      $("#node-input-inlet").typedInput({
+        type:"num",
+        types:["num"]
+      });
+    },
+    oneditsave: function() {
+      // save logger fields
+      if (window.EVOLV?.nodes?.reactor?.loggerMenu?.saveEditor) {
+        window.EVOLV.nodes.reactor.loggerMenu.saveEditor(this);
+      }
+
+      // save position field
+      if (window.EVOLV?.nodes?.measurement?.positionMenu?.saveEditor) {
+        window.EVOLV.nodes.rotatingMachine.positionMenu.saveEditor(this);
+      }
+
+      const TS_set = parseFloat($("#node-input-TS_set").typedInput("value"));
+      if (isNaN(TS_set) || TS_set < 0) {
+        RED.notify("TS is not set correctly", {type: "error"});
+      }
+      const inlet = parseInt($("#node-input-n_inlets").typedInput("value"));
+      if (inlet < 1) {
+        RED.notify("Number of inlets not set correctly", {type: "error"});
+      }
+    }
+  });
 </script>
 
 <script type="text/html" data-template-name="settler">
-    <div class="form-row">
-        <label for="node-input-name"><i class="fa fa-tag"></i> Name</label>
-        <input type="text" id="node-input-name" placeholder="Name">
-    </div>
-    <div class="form-row">
-        <label for="node-input-TS_set"><i class="fa fa-tag"></i> Total Solids set point [g m-3]</label>
-        <input type="text" id="node-input-TS_set" placeholder="">
-    </div>
-    <div class="form-row">
-        <label for="node-input-inlet"><i class="fa fa-tag"></i> Assigned inlet return line</label>
-        <input type="text" id="node-input-inlet" placeholder="#">
-    </div>
+  <div class="form-row">
+    <label for="node-input-name"><i class="fa fa-tag"></i> Name</label>
+    <input type="text" id="node-input-name" placeholder="Name">
+  </div>
+  <div class="form-row">
+    <label for="node-input-TS_set"><i class="fa fa-tag"></i> Total Solids set point [g m-3]</label>
+    <input type="text" id="node-input-TS_set" placeholder="">
+  </div>
+  <div class="form-row">
+    <label for="node-input-inlet"><i class="fa fa-tag"></i> Assigned inlet return line</label>
+    <input type="text" id="node-input-inlet" placeholder="#">
+  </div>
 
-    <!-- Logger fields injected here -->
-	<div id="logger-fields-placeholder"></div>
+  <!-- Logger fields injected here -->
+  <div id="logger-fields-placeholder"></div>
 
-    <!-- Position fields will be injected here -->
-    <div id="position-fields-placeholder"></div>
+  <!-- Position fields will be injected here -->
+  <div id="position-fields-placeholder"></div>
 
 </script>
 
 <script type="text/html" data-help-name="settler">
-    <p>Settling tank</p>
+  <p>Settling tank</p>
 </script>
\ No newline at end of file
diff --git a/settler.js b/settler.js
index 06f81a1..12fbb6b 100644
--- a/settler.js
+++ b/settler.js
@@ -4,23 +4,23 @@ const { MenuManager } = require('generalFunctions');
 
 
 module.exports = function (RED) {
-    // Register the node type
-    RED.nodes.registerType(nameOfNode, function (config) {
-        // Initialize the Node-RED node first
-        RED.nodes.createNode(this, config);
-        // Then create your custom class and attach it
-        this.nodeClass = new nodeClass(config, RED, this, nameOfNode);
-    });
+  // Register the node type
+  RED.nodes.registerType(nameOfNode, function (config) {
+    // Initialize the Node-RED node first
+    RED.nodes.createNode(this, config);
+    // Then create your custom class and attach it
+    this.nodeClass = new nodeClass(config, RED, this, nameOfNode);
+  });
 
-    const menuMgr = new MenuManager();
+  const menuMgr = new MenuManager();
 
-    // Serve /settler/menu.js
-    RED.httpAdmin.get(`/${nameOfNode}/menu.js`, (req, res) => {
-        try {
-            const script = menuMgr.createEndpoint(nameOfNode, ['logger', 'position']);
-            res.type('application/javascript').send(script);
-        } catch (err) {
-            res.status(500).send(`// Error generating menu: ${err.message}`);
-        }
-    });
+  // Serve /settler/menu.js
+  RED.httpAdmin.get(`/${nameOfNode}/menu.js`, (req, res) => {
+    try {
+      const script = menuMgr.createEndpoint(nameOfNode, ['logger', 'position']);
+      res.type('application/javascript').send(script);
+    } catch (err) {
+      res.status(500).send(`// Error generating menu: ${err.message}`);
+    }
+  });
 };
\ No newline at end of file
diff --git a/src/nodeClass.js b/src/nodeClass.js
index 2d16352..702b430 100644
--- a/src/nodeClass.js
+++ b/src/nodeClass.js
@@ -2,113 +2,113 @@ const { Settler } = require('./specificClass.js');
 
 
 class nodeClass {
-    /**
-    * Node-RED node class for settler.
-    * @param {object} uiConfig - Node-RED node configuration
-    * @param {object} RED - Node-RED runtime API
-    * @param {object} nodeInstance - Node-RED node instance
-    * @param {string} nameOfNode - Name of the node
-    */
-    constructor(uiConfig, RED, nodeInstance, nameOfNode) {
-        // Preserve RED reference for HTTP endpoints if needed
-        this.node = nodeInstance;
-        this.RED = RED;
-        this.name = nameOfNode;
-        this.source = null;
+  /**
+  * Node-RED node class for settler.
+  * @param {object} uiConfig - Node-RED node configuration
+  * @param {object} RED - Node-RED runtime API
+  * @param {object} nodeInstance - Node-RED node instance
+  * @param {string} nameOfNode - Name of the node
+  */
+  constructor(uiConfig, RED, nodeInstance, nameOfNode) {
+    // Preserve RED reference for HTTP endpoints if needed
+    this.node = nodeInstance;
+    this.RED = RED;
+    this.name = nameOfNode;
+    this.source = null;
 
-        this._loadConfig(uiConfig)
-        this._setupClass();
+    this._loadConfig(uiConfig)
+    this._setupClass();
 
-        this._attachInputHandler();
-        this._registerChild();
-        this._startTickLoop();
-        this._attachCloseHandler();
-    }
+    this._attachInputHandler();
+    this._registerChild();
+    this._startTickLoop();
+    this._attachCloseHandler();
+  }
 
-    /**
-     * Handle node-red input messages
-     */
-    _attachInputHandler() {
-        this.node.on('input', (msg, send, done) => {
+  /**
+   * Handle node-red input messages
+   */
+  _attachInputHandler() {
+    this.node.on('input', (msg, send, done) => {
 
-            switch (msg.topic) {
-                case 'registerChild':
-                    // Register this node as a parent of the child node
-                    const childId = msg.payload;
-                    const childObj = this.RED.nodes.getNode(childId); 
-                    this.source.childRegistrationUtils.registerChild(childObj.source, msg.positionVsParent);
-                    break;
-                default:
-                    console.log("Unknown topic: " + msg.topic);
-            }
+      switch (msg.topic) {
+        case 'registerChild':
+          // Register this node as a parent of the child node
+          const childId = msg.payload;
+          const childObj = this.RED.nodes.getNode(childId); 
+          this.source.childRegistrationUtils.registerChild(childObj.source, msg.positionVsParent);
+          break;
+        default:
+          console.log("Unknown topic: " + msg.topic);
+      }
 
-            if (done) {
-                done();
-            }
-        });
-    }
+      if (done) {
+        done();
+      }
+    });
+  }
 
-    /**
-     * Parse node configuration
-     * @param {object} uiConfig Config set in UI in node-red
-     */
-    _loadConfig(uiConfig) {
-        this.config = {
-            general: {
-                name: uiConfig.name || this.name,
-                id: this.node.id,
-                unit: null,
-                logging: {
-                    enabled: uiConfig.enableLog,
-                    logLevel: uiConfig.logLevel
-                }
-            },
-            functionality: {
-                positionVsParent: uiConfig.positionVsParent || 'atEquipment', // Default to 'atEquipment' if not specified
-                softwareType: "settler" // should be set in config manager
-            }
+  /**
+   * Parse node configuration
+   * @param {object} uiConfig Config set in UI in node-red
+   */
+  _loadConfig(uiConfig) {
+    this.config = {
+      general: {
+        name: uiConfig.name || this.name,
+        id: this.node.id,
+        unit: null,
+        logging: {
+          enabled: uiConfig.enableLog,
+          logLevel: uiConfig.logLevel
         }
+      },
+      functionality: {
+        positionVsParent: uiConfig.positionVsParent || 'atEquipment', // Default to 'atEquipment' if not specified
+        softwareType: "settler" // should be set in config manager
+      }
     }
+  }
 
-    /**
-     * Register this node as a child upstream and downstream.
-     * Delayed to avoid Node-RED startup race conditions.
-     */
-    _registerChild() {
-        setTimeout(() => {
-        this.node.send([
-            null,
-            null,
-            { topic: 'registerChild', payload: this.node.id, positionVsParent: this.config?.functionality?.positionVsParent || 'atEquipment' }
-        ]);
-        }, 100);
-    }
+  /**
+   * Register this node as a child upstream and downstream.
+   * Delayed to avoid Node-RED startup race conditions.
+   */
+  _registerChild() {
+    setTimeout(() => {
+      this.node.send([
+        null,
+        null,
+        { topic: 'registerChild', payload: this.node.id, positionVsParent: this.config?.functionality?.positionVsParent || 'atEquipment' }
+      ]);
+    }, 100);
+  }
 
-    /**
-     * Setup settler class
-     */
-    _setupClass() {
+  /**
+   * Setup settler class
+   */
+  _setupClass() {
 
-        this.source = new Settler(this.config); // protect from reassignment
-        this.node.source = this.source;
-    }
+    this.source = new Settler(this.config); // protect from reassignment
+    this.node.source = this.source;
+  }
 
-    _startTickLoop() {
-        setTimeout(() => {
-            this._tickInterval = setInterval(() => this._tick(), 1000);
-        }, 1000);
-    }
+  _startTickLoop() {
+    setTimeout(() => {
+      this._tickInterval = setInterval(() => this._tick(), 1000);
+    }, 1000);
+  }
 
-    _tick(){
-        this.node.send([null, null, null]);
-    }
+  _tick(){
+    this.node.send([null, null, null]);
+  }
 
-    _attachCloseHandler() {
-        this.node.on('close', (done) => {
-            clearInterval(this._tickInterval);
-            done();
-        });
-    }
+  _attachCloseHandler() {
+    this.node.on('close', (done) => {
+      clearInterval(this._tickInterval);
+      done();
+    });
+  }
 }
 
 module.exports = nodeClass;
\ No newline at end of file
diff --git a/src/specificClass.js b/src/specificClass.js
index 32589f9..bc98902 100644
--- a/src/specificClass.js
+++ b/src/specificClass.js
@@ -10,6 +10,14 @@ class Settler {
     this.measurements = new MeasurementContainer();
     this.childRegistrationUtils = new childRegistrationUtils(this); // Child registration utility
   }
+
+  registerChild(child, softwareType) {
+    switch (softwareType) {
+
+      default:
+        this.logger.error(`Unrecognized softwareType: ${softwareType}`);
+    }
+  }
 }
 
 module.exports = { Settler };
\ No newline at end of file