diff --git a/src/App.vue b/src/App.vue
index 298ce3a..cd669ff 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -50,7 +50,7 @@ export default {
   mounted() {
     timeInterval = setInterval(() => {
       this.selectOffLineDevice()
-    },1000)
+    }, 1000)
     console.log('App mounted - 初始化全局WebSocket连接')
     this.initGlobalWebSocket()
 
@@ -369,7 +369,7 @@ export default {
     selectOffLineDevice() {
       Object.keys(this.isOnline).forEach(key => {
           // console.log(key, new Date().getTime() - this.isOnline[key])
-          if (new Date().getTime() - this.isOnline[key] > (1000 * 60 * 30)) {
+          if (new Date().getTime() - this.isOnline[key] > (1000 * 60 * 60)) {
             this.$confirm(`设备${key}已离线`, '设备离线', {
               cancelButtonText: '关闭',
               showConfirmButton: false,
diff --git a/src/views/board/index.vue b/src/views/board/index.vue
index 7ac923d..d08d9cd 100644
--- a/src/views/board/index.vue
+++ b/src/views/board/index.vue
@@ -213,16 +213,16 @@
         </div>
       </div>
       <div
-        :style="{filter:(new Date().getTime() - (isOnline.E0014_3500 || 0) > (offLineTime))?'grayscale(100%)':'grayscale(0%)'}"
-        :class="(deviceData.E0014.E0014_3500||{}).isAlm?'icon5_1':'icon4'" style="top: 74%;left: 92.4%;">
+        :style="{filter:(new Date().getTime() - (isOnline.E0015_4400 || 0) > (offLineTime))?'grayscale(100%)':'grayscale(0%)'}"
+        :class="(deviceData.E0015.E0015_4400||{}).isAlm?'icon5_1':'icon4'" style="top: 74%;left: 92.4%;">
         <div class="deviceInfo">
           <div class="line"></div>
           <div class="table1">
-            <div class="deviceName">E0014_3500</div>
+            <div class="deviceName">E0015_4400</div>
           </div>
           <div class="table2">
-            <div style="line-height: 30px" v-for="ii in Object.keys((deviceData.E0014||{}).E0014_3500 || {})"
-                 v-if="deviceData.E0014.E0014_3500[ii]>0">
+            <div style="line-height: 30px" v-for="ii in Object.keys((deviceData.E0015||{}).E0015_4400 || {})"
+                 v-if="deviceData.E0015.E0015_4400[ii]>0">
               <div>
                 <div class="info1">
                   {{ deviceMap[ii] }}
@@ -231,7 +231,7 @@
                   :
                 </div>
                 <div class="info2">
-                  {{ deviceData.E0014.E0014_3500[ii] }}
+                  {{ deviceData.E0015.E0015_4400[ii] }}
                 </div>
               </div>
             </div>
@@ -873,6 +873,7 @@ export default {
         'E0006': {},
         'E0013': {},
         'E0014': {},
+        'E0015': {},
       },
       chart1TableOption: {
         step: 0.5, // 数值越大速度滚动越快
@@ -897,7 +898,7 @@ export default {
         vibrationTemp: '振动-温度',
       },
       isOnline: {},
-      offLineTime: 1000 * 60 * 30
+      offLineTime: 1000 * 60 * 60
 
     }
   },