diff --git a/function/rbe/locales/en-US/rbe.json b/function/rbe/locales/en-US/rbe.json
index 8adbb62a..9b1a276c 100644
--- a/function/rbe/locales/en-US/rbe.json
+++ b/function/rbe/locales/en-US/rbe.json
@@ -5,7 +5,8 @@
             "func": "Mode",
             "init": "Send initial value",
             "start": "Start value",
-            "name": "Name"
+            "name": "Name",
+            "septopics": "Apply mode for each <code>msg.topic</code> separately"
         },
         "placeholder":{
             "bandgap": "e.g. 10 or 5%",
diff --git a/function/rbe/rbe.html b/function/rbe/rbe.html
index 70cad4c5..58a5a9be 100644
--- a/function/rbe/rbe.html
+++ b/function/rbe/rbe.html
@@ -27,6 +27,11 @@
         <label for="node-input-property"><i class="fa fa-ellipsis-h"></i> <span data-i18n="node-red:common.label.property"></span></label>
         <input type="text" id="node-input-property" style="width:70%;"/>
     </div>
+    <div class="form-row">
+        <label> </label>
+        <input type="checkbox" id="node-input-septopics" style="display:inline-block; width:20px; vertical-align:baseline;">
+        <span data-i18n="rbe.label.septopics"></span>
+    </div>
     <div class="form-row">
         <label for="node-input-name"><i class="fa fa-tag"></i> <span data-i18n="rbe.label.name"></span></label>
         <input type="text" id="node-input-name" data-i18n="[placeholder]rbe.label.name" style="width:70%;">
@@ -43,6 +48,7 @@
             gap: {value:"",validate:RED.validators.regex(/^(\d*[.]*\d*|)(%|)$/)},
             start: {value:""},
             inout: {value:"out"},
+            septopics: {value:true},
             property: {value:"payload",required:true}
         },
         inputs:1,
@@ -59,6 +65,9 @@
             if (this.property === undefined) {
                 $("#node-input-property").val("payload");
             }
+            if (this.septopics === undefined) {
+                $("#node-input-septopics").prop('checked', true);
+            }
             $("#node-input-property").typedInput({default:'msg',types:['msg']});
             //$( "#node-input-gap" ).spinner({min:0});
             if ($("#node-input-inout").val() === null) {
diff --git a/function/rbe/rbe.js b/function/rbe/rbe.js
index dc98496a..c5885101 100644
--- a/function/rbe/rbe.js
+++ b/function/rbe/rbe.js
@@ -14,20 +14,25 @@ module.exports = function(RED) {
         }
         this.g = this.gap;
         this.property = n.property||"payload";
+        this.septopics = true;
+        if (n.septopics !== undefined && n.septopics === false) {
+            this.septopics = false;
+        }
 
         var node = this;
 
         node.previous = {};
         this.on("input",function(msg) {
             if (msg.hasOwnProperty("reset")) {
-                if (msg.hasOwnProperty("topic") && (typeof msg.topic === "string") && (msg.topic !== "")) {
+                if (node.septopics && msg.hasOwnProperty("topic") && (typeof msg.topic === "string") && (msg.topic !== "")) {
                     delete node.previous[msg.topic];
                 }
                 else { node.previous = {}; }
             }
             var value = RED.util.getMessageProperty(msg,node.property);
             if (value !== undefined) {
-                var t = msg.topic || "_no_topic";
+                var t = "_no_topic";
+                if (node.septopics) { t = msg.topic || t; }
                 if ((this.func === "rbe") || (this.func === "rbei")) {
                     var doSend = (this.func !== "rbei") || (node.previous.hasOwnProperty(t)) || false;
                     if (typeof(value) === "object") {
diff --git a/test/function/rbe/rbe_spec.js b/test/function/rbe/rbe_spec.js
index 8d220c15..0f8e8747 100644
--- a/test/function/rbe/rbe_spec.js
+++ b/test/function/rbe/rbe_spec.js
@@ -27,7 +27,7 @@ describe('rbe node', function() {
         });
     });
 
-    it('should only send output if payload changes (rbe)', function(done) {
+    it('should only send output if payload changes - with multiple topics (rbe)', function(done) {
         var flow = [{"id":"n1", "type":"rbe", func:"rbe", gap:"0", wires:[["n2"]] },
             {id:"n2", type:"helper"} ];
         helper.load(testNode, flow, function() {
@@ -57,8 +57,24 @@ describe('rbe node', function() {
                     msg.should.have.a.property("payload",false);
                     c+=1;
                 }
-                else  {
+                else if (c == 5) {
                     msg.should.have.a.property("payload",true);
+                    c+=1;
+                }
+                else if (c == 6) {
+                    msg.should.have.a.property("topic","a");
+                    msg.should.have.a.property("payload",1);
+                    c+=1;
+                }
+                else if (c == 7) {
+                    msg.should.have.a.property("topic","b");
+                    msg.should.have.a.property("payload",1);
+                    c+=1;
+                }
+                else  {
+                    c += 1;
+                    msg.should.have.a.property("topic","c");
+                    msg.should.have.a.property("payload",1);
                     done();
                 }
             });
@@ -74,6 +90,80 @@ describe('rbe node', function() {
             n1.emit("input", {payload:false});
             n1.emit("input", {payload:false});
             n1.emit("input", {payload:true});
+
+            n1.emit("input", {topic:"a",payload:1});
+            n1.emit("input", {topic:"b",payload:1});
+            n1.emit("input", {topic:"b",payload:1});
+            n1.emit("input", {topic:"a",payload:1});
+            n1.emit("input", {topic:"c",payload:1});
+
+        });
+    });
+
+    it('should ignore multiple topics if told to (rbe)', function(done) {
+        var flow = [{id:"n1", type:"rbe", func:"rbe", gap:"0", septopics:false, wires:[["n2"]] },
+            {id:"n2", type:"helper"} ];
+        helper.load(testNode, flow, function() {
+            var n1 = helper.getNode("n1");
+            var n2 = helper.getNode("n2");
+            var c = 0;
+            n2.on("input", function(msg) {
+                if (c === 0) {
+                    msg.should.have.a.property("payload", "a");
+                    c+=1;
+                }
+                else if (c === 1) {
+                    msg.should.have.a.property("payload", 2);
+                    c+=1;
+                }
+                else if (c == 2) {
+                    msg.should.have.a.property("payload");
+                    msg.payload.should.have.a.property("b",1);
+                    msg.payload.should.have.a.property("c",2);
+                    c+=1;
+                }
+                else if (c == 3) {
+                    msg.should.have.a.property("payload",true);
+                    c+=1;
+                }
+                else if (c == 4) {
+                    msg.should.have.a.property("payload",false);
+                    c+=1;
+                }
+                else if (c == 5) {
+                    msg.should.have.a.property("payload",true);
+                    c+=1;
+                }
+                else if (c == 6) {
+                    msg.should.have.a.property("topic","a");
+                    msg.should.have.a.property("payload",1);
+                    c+=1;
+                }
+                else  {
+                    msg.should.have.a.property("topic","a");
+                    msg.should.have.a.property("payload",2);
+                    done();
+                }
+            });
+            n1.emit("input", {topic:"a",payload:"a"});
+            n1.emit("input", {topic:"b",payload:"a"});
+            n1.emit("input", {topic:"c",payload:"a"});
+            n1.emit("input", {topic:"a",payload:2});
+            n1.emit("input", {topic:"b",payload:2});
+            n1.emit("input", {payload:{b:1,c:2}});
+            n1.emit("input", {payload:{c:2,b:1}});
+            n1.emit("input", {payload:{c:2,b:1}});
+            n1.emit("input", {topic:"a",payload:true});
+            n1.emit("input", {topic:"b",payload:false});
+            n1.emit("input", {topic:"c",payload:false});
+            n1.emit("input", {topic:"d",payload:true});
+
+            n1.emit("input", {topic:"a",payload:1});
+            n1.emit("input", {topic:"b",payload:1});
+            n1.emit("input", {topic:"c",payload:1});
+            n1.emit("input", {topic:"d",payload:1});
+            n1.emit("input", {topic:"a",payload:2});
+
         });
     });