diff --git a/src/component/ComponentForm.tsx b/src/component/ComponentForm.tsx
index 266c402..362b0ae 100644
--- a/src/component/ComponentForm.tsx
+++ b/src/component/ComponentForm.tsx
@@ -503,10 +503,14 @@ export default function ComponentForm(props: Props) {
   };
 
   const isOffsetValid = (min?: number, max?: number) => {
-    let minimum = min ?? modeDictionaryValue(compMode?.mode.dictionaryB, "min") ?? 0;
-    let maximum = max ?? modeDictionaryValue(compMode?.mode.dictionaryB, "max") ?? 100;
+    const minimum = min ?? modeDictionaryValue(compMode?.mode.dictionaryB, "min") ?? 0;
+    const maximum = max ?? modeDictionaryValue(compMode?.mode.dictionaryB, "max") ?? 100;
     if (compMode && form.component.settings.calibrate) {
-      return Number(form.offset) <= maximum && Number(form.offset) >= minimum;
+      const offset = Number(form.offset);
+      const meetsMinimum = compMode.mode.exclusiveMinimumB
+        ? offset > minimum
+        : offset >= minimum;
+      return !isNaN(offset) && offset <= maximum && meetsMinimum;
     }
     return !isNaN(Number(form.offset));
   };
@@ -850,6 +854,11 @@ export default function ComponentForm(props: Props) {
                     onFocus={selectText}
                     margin="normal"
                     fullWidth
+                    inputProps={
+                      compMode.mode.stepB !== undefined
+                        ? { step: compMode.mode.stepB }
+                        : undefined
+                    }
                     type={compMode.mode.entryB}
                     variant="outlined">
                     {compMode.mode.entryB === "select" &&
diff --git a/src/component/ComponentMode.json b/src/component/ComponentMode.json
index da36459..4443d1f 100644
--- a/src/component/ComponentMode.json
+++ b/src/component/ComponentMode.json
@@ -121,10 +121,12 @@
       ],
       "labelB": "To Node Id",
       "entryB": "number",
+      "exclusiveMinimumB": true,
+      "stepB": "any",
       "dictionaryB": [
         {
           "key": "min",
-          "value": 1,
+          "value": 0,
           "restricted": false
         },
         {