diff --git a/flossom-ui/src/views/system/instrument/index.vue b/flossom-ui/src/views/system/instrument/index.vue
index 1598777..f22ce96 100644
--- a/flossom-ui/src/views/system/instrument/index.vue
+++ b/flossom-ui/src/views/system/instrument/index.vue
@@ -518,7 +518,7 @@
 						<el-option label="IOT仪器" :value="2"></el-option>
 					</el-select>
 				</el-form-item>
-				<el-form-item v-if="form.type == 2" label="仪器型号" prop="model">
+				<el-form-item v-if="form.type === 2" label="仪器型号" prop="model">
 					<el-select v-model="form.model" @change="modelChange" style="width: 50%">
 						<el-option label="FR200" value="FR200"></el-option>
 						<el-option label="WL200" value="WL200"></el-option>
@@ -527,6 +527,16 @@
 						<el-option label="M01" value="M01"></el-option>
 					</el-select>
 				</el-form-item>
+        <el-form-item label="扫机身码" prop="isScanCode">
+          <el-switch
+            v-model="form.isScanCode"
+            :active-value="1"
+            :inactive-value="0"
+            active-color="#13ce66"
+            inactive-color="#DCDCDC"
+          >
+          </el-switch>
+        </el-form-item>
 				<el-form-item label="模式" prop="modeIdsValue">
 					<template>
 						<el-select
@@ -585,16 +595,7 @@
 					>
 					</el-time-picker>
 				</el-form-item>
-				<el-form-item label="扫机身码" prop="isScanCode">
-					<el-switch
-						v-model="form.isScanCode"
-						:active-value="1"
-						:inactive-value="0"
-						active-color="#13ce66"
-						inactive-color="#DCDCDC"
-					>
-					</el-switch>
-				</el-form-item>
+
 				<el-form-item label="是否支持购买" prop="isPurchase">
 					<el-select
 						v-model="form.isPurchase"
@@ -2106,7 +2107,7 @@ export default {
 				this.form.iotVersionUpgrade = null;
         this.form.modeIdsValue = [];
 			} else {
-        this.form.model = null;
+        this.form.model = "WL200";
         this.form.modeIdsValue = [];
       }
       /* 模式选项 */