diff --git a/src/views/modules/monitoring/equipmentTimesequence.vue b/src/views/modules/monitoring/equipmentTimesequence.vue
index 77c1bf8..15a859e 100644
--- a/src/views/modules/monitoring/equipmentTimesequence.vue
+++ b/src/views/modules/monitoring/equipmentTimesequence.vue
@@ -185,7 +185,7 @@ export default {
 			calcMaxHeight,
 			timeType: 'range',
 			currentLine: null,
-			rawTime: null,
+			rawTime: new Date(),
 			dataForm: {
 				wsId: null,
 				productlines: [],
@@ -263,10 +263,11 @@ export default {
 					/** set default */
 					if (this.wsList.length) {
 						this.dataForm.wsId = this.wsList[0].id
+					} else {
+						this.dataForm.wsId = null
 					}
 				} else {
 					this.wsList.splice(0)
-					this.dataForm.wsId = '' // <== 不起作用...
 				}
 			})
 		},
@@ -352,7 +353,6 @@ export default {
 			})
 		},
 		handleProductLineChange(val) {
-			console.log('handleProductLineChange', this.dataForm.productlines)
 			this.getWorksetionList()
 		},
 		// 每页数