diff --git a/CounterRealTime/CounterDevice.cpp b/CounterRealTime/CounterDevice.cpp
index 10ecc0d..d2d67db 100644
--- a/CounterRealTime/CounterDevice.cpp
+++ b/CounterRealTime/CounterDevice.cpp
@@ -69,6 +69,15 @@
     this->isUse = isUse;
 }
 
+QString CounterDevice::getRefChannelCode()
+{
+    return this->refChannelCode;
+}
+void CounterDevice::setRefChannelCode(QString refChannelCode)
+{
+    this->refChannelCode = refChannelCode;
+}
+
 bool CounterDevice::isSerialOpen()
 {
     return this->serialUtil.isOpen();

diff --git a/CounterRealTime/CounterDevice.cpp b/CounterRealTime/CounterDevice.cpp
index 10ecc0d..d2d67db 100644
--- a/CounterRealTime/CounterDevice.cpp
+++ b/CounterRealTime/CounterDevice.cpp
@@ -69,6 +69,15 @@
     this->isUse = isUse;
 }
 
+QString CounterDevice::getRefChannelCode()
+{
+    return this->refChannelCode;
+}
+void CounterDevice::setRefChannelCode(QString refChannelCode)
+{
+    this->refChannelCode = refChannelCode;
+}
+
 bool CounterDevice::isSerialOpen()
 {
     return this->serialUtil.isOpen();
diff --git a/CounterRealTime/CounterDevice.h b/CounterRealTime/CounterDevice.h
index 107177d..c4d003d 100644
--- a/CounterRealTime/CounterDevice.h
+++ b/CounterRealTime/CounterDevice.h
@@ -37,6 +37,9 @@
     int getIsUse();
     void setIsUse(int isUse);
 
+    QString getRefChannelCode();
+    void setRefChannelCode(QString refChannelCode);
+
     bool isSerialOpen();
 
 private:
@@ -47,6 +50,7 @@
     int baudRate; // 波特率
     int isUse;
     int refChannelNo;
+    QString refChannelCode;
 
     // 计数器所在的列索引
     int formColIndex;

diff --git a/CounterRealTime/CounterDevice.cpp b/CounterRealTime/CounterDevice.cpp
index 10ecc0d..d2d67db 100644
--- a/CounterRealTime/CounterDevice.cpp
+++ b/CounterRealTime/CounterDevice.cpp
@@ -69,6 +69,15 @@
     this->isUse = isUse;
 }
 
+QString CounterDevice::getRefChannelCode()
+{
+    return this->refChannelCode;
+}
+void CounterDevice::setRefChannelCode(QString refChannelCode)
+{
+    this->refChannelCode = refChannelCode;
+}
+
 bool CounterDevice::isSerialOpen()
 {
     return this->serialUtil.isOpen();
diff --git a/CounterRealTime/CounterDevice.h b/CounterRealTime/CounterDevice.h
index 107177d..c4d003d 100644
--- a/CounterRealTime/CounterDevice.h
+++ b/CounterRealTime/CounterDevice.h
@@ -37,6 +37,9 @@
     int getIsUse();
     void setIsUse(int isUse);
 
+    QString getRefChannelCode();
+    void setRefChannelCode(QString refChannelCode);
+
     bool isSerialOpen();
 
 private:
@@ -47,6 +50,7 @@
     int baudRate; // 波特率
     int isUse;
     int refChannelNo;
+    QString refChannelCode;
 
     // 计数器所在的列索引
     int formColIndex;
diff --git a/CounterRealTime/CounterWindowRT.cpp b/CounterRealTime/CounterWindowRT.cpp
index 409009b..7b4b063 100644
--- a/CounterRealTime/CounterWindowRT.cpp
+++ b/CounterRealTime/CounterWindowRT.cpp
@@ -602,11 +602,13 @@
     {
         CounterDevice * device = ConstCache::getInstance().deviceMap.value(deviceId);
         QString deviceName = device != nullptr ? device->getDeviceName() : "";
+        QString channelCode = channel->getChannelCode();
+        QString refChannCode = device != nullptr ? device->getRefChannelCode() : "";
 
         ChannelChartForm * chartFrame = new ChannelChartForm();
         chartFrame->setWindowModality(Qt::ApplicationModal);
         chartFrame->initDataChart(channel->getHisData());
-        chartFrame->setTitleText((QString("%1 通道%2 历史数据").arg(deviceName).arg(channelNo)));
+        chartFrame->setTitleText((QString("钟%1-钟%2（%3 通道%4） 历史数据").arg(channelCode).arg(refChannCode).arg(deviceName).arg(channelNo)));
         chartFrame->show();
     }
 }
@@ -646,6 +648,9 @@
         {
             if (devIdx < devRefList.size()) {
                 devRefList.at(devIdx)->setText(QString("REF：%1").arg(refChann->getChannelCode()));
+                if (refChann->getChannelCode() != devicePtr->getRefChannelCode()) {
+                    devicePtr->setRefChannelCode(refChann->getChannelCode());
+                }
             }
         }