diff --git a/src/main/java/com/xujie/sys/common/utils/ModbusUtils.java b/src/main/java/com/xujie/sys/common/utils/ModbusUtils.java
index 8c3ec313..869d7f92 100644
--- a/src/main/java/com/xujie/sys/common/utils/ModbusUtils.java
+++ b/src/main/java/com/xujie/sys/common/utils/ModbusUtils.java
@@ -13,6 +13,19 @@ import java.util.stream.Collectors;
 public class ModbusUtils {
     private static final Logger log = LoggerFactory.getLogger(ModbusUtils.class);
 
+    /** Modbus TCP 套接字超时（毫秒），用于建连与读写；弱网或从站响应慢时可适当加大 */
+    private static final int MODBUS_TCP_TIMEOUT_MS = 20000;
+
+    /**
+     *
+     * @param highRegister 高 16 位所在寄存器的 {@code getValue()}
+     * @param lowRegister  低 16 位所在寄存器的 {@code getValue()}
+     */
+    public static float holdingRegistersToFloatBigEndian(int highRegister, int lowRegister) {
+        int bits = (highRegister & 0xFFFF) << 16 | (lowRegister & 0xFFFF);
+        return Float.intBitsToFloat(bits);
+    }
+
     /**
      * 读取单个保持寄存器值
      *
@@ -25,6 +38,7 @@ public class ModbusUtils {
     public static Integer readSingleRegister(String ip, int port, int unitId, int ref) {
         ModbusTCPMaster master = new ModbusTCPMaster(ip, port);
         try {
+            master.setTimeout(MODBUS_TCP_TIMEOUT_MS);
             master.connect();
             Register[] registers = master.readMultipleRegisters(unitId, ref, 1);
             if (registers != null && registers.length > 0) {
@@ -58,6 +72,7 @@ public class ModbusUtils {
     public static List<Integer> readMultipleRegisters(String ip, int port, int ref, int count) {
         ModbusTCPMaster master = new ModbusTCPMaster(ip, port);
         try {
+            master.setTimeout(MODBUS_TCP_TIMEOUT_MS);
             master.connect();
             Register[] registers = master.readMultipleRegisters(ref, count);
             if (registers != null) {
@@ -90,6 +105,7 @@ public class ModbusUtils {
     public static BitVector readCoils(String ip, int port, int ref, int count) {
         ModbusTCPMaster master = new ModbusTCPMaster(ip, port);
         try {
+            master.setTimeout(MODBUS_TCP_TIMEOUT_MS);
             master.connect();
             return master.readCoils(ref, count);
         } catch (Exception e) {
@@ -161,8 +177,7 @@ public class ModbusUtils {
         Map<Integer, Integer> resultMap = new HashMap<>();
         ModbusTCPMaster master = new ModbusTCPMaster(ip, port);
         try {
-            // 设置超时时间：连接超时和响应超时都设置为10秒
-            master.setTimeout(10000);
+            master.setTimeout(MODBUS_TCP_TIMEOUT_MS);
 
             // 开启连接
             master.connect();
@@ -231,8 +246,7 @@ public class ModbusUtils {
         Map<Integer, Float> resultMap = new HashMap<>();
         ModbusTCPMaster master = new ModbusTCPMaster(ip, port);
         try {
-            // 设置超时时间：连接超时和响应超时都设置为10秒
-            master.setTimeout(10000);
+            master.setTimeout(MODBUS_TCP_TIMEOUT_MS);
 
             // 开启连接
             master.connect();
@@ -274,7 +288,7 @@ public class ModbusUtils {
     public static boolean writeSingleHoldingRegister(String ip, int port, int unitId, int ref, int value) {
         ModbusTCPMaster master = new ModbusTCPMaster(ip, port);
         try {
-            master.setTimeout(10000);
+            master.setTimeout(MODBUS_TCP_TIMEOUT_MS);
             master.connect();
             if (!master.isConnected()) {
                 log.error("连接失败 - IP: {}, Port: {}", ip, port);
@@ -303,7 +317,7 @@ public class ModbusUtils {
         }
         ModbusTCPMaster master = new ModbusTCPMaster(ip, port);
         try {
-            master.setTimeout(10000);
+            master.setTimeout(MODBUS_TCP_TIMEOUT_MS);
             master.connect();
             if (!master.isConnected()) {
                 log.error("连接失败 - IP: {}, Port: {}", ip, port);
diff --git a/src/main/java/com/xujie/sys/modules/pms/service/Impl/QcServiceImpl.java b/src/main/java/com/xujie/sys/modules/pms/service/Impl/QcServiceImpl.java
index 0415a358..ffdc9b3b 100644
--- a/src/main/java/com/xujie/sys/modules/pms/service/Impl/QcServiceImpl.java
+++ b/src/main/java/com/xujie/sys/modules/pms/service/Impl/QcServiceImpl.java
@@ -4834,7 +4834,7 @@ public class QcServiceImpl implements QcService {
             }
             ArrayList<SubDetailValues> abnormalRows = getAbnormalCollectorData(ip, port, unitId, data);
 
-            //resetCollectorAbnormalRegisters(ip, port, unitId);
+            resetCollectorAbnormalRegisters(ip, port, unitId);
             return abnormalRows;
         }else{
             logger.info(port+","+ip+","+unitId+","+baseAddr+","+groups+",");
@@ -4945,7 +4945,8 @@ public class QcServiceImpl implements QcService {
 
     private ArrayList<SubDetailValues> getAbnormalCollectorData(String ip, int port, int unitId, QcFAIRecordData data) throws Exception {
         int readStartAddr = 400;
-        int readCount = 195; // 覆盖 400~594（单次 FC03 字数不宜超过从站上限，需分批读）
+        // 第 10 组第 5 路 float 占用 594～595，共需读到 595（含），即 400 起 196 个字
+        int readCount = 196;
         Map<Integer, Integer> raw = ModbusUtils.readHoldingRegistersBatched(ip, port, unitId, readStartAddr, readCount);
         ArrayList<SubDetailValues> subDetailValues = new ArrayList<>();
         if (raw == null || raw.isEmpty()) {
@@ -4971,8 +4972,7 @@ public class QcServiceImpl implements QcService {
                 Integer high = raw.get(highRef);
                 Integer low = raw.get(lowRef);
                 if (high != null && low != null) {
-                    int bits = (high << 16) | (low & 0xFFFF);
-                    abnormalValues.add(Float.intBitsToFloat(bits));
+                    abnormalValues.add(ModbusUtils.holdingRegistersToFloatBigEndian(high, low));
                 } else {
                     abnormalValues.add(0F);
                 }
@@ -5020,7 +5020,7 @@ public class QcServiceImpl implements QcService {
                 526, 528, 530, 532, 534,
                 546, 548, 550, 552, 554,
                 566, 568, 570, 572, 574,
-                586, 588, 590, 592, 594
+                586, 588, 590, 592, 594, 595
         ));
         logger.info("开始复位");
         ModbusUtils.resetRegisters(ip, port, unitId, resetAddrs);
@@ -5100,9 +5100,7 @@ public class QcServiceImpl implements QcService {
                 Integer high = raw.get(highRef);
                 Integer low = raw.get(lowRef);
                 if (low != null && high != null) {
-                    int bits = (high << 16) | (low & 0xFFFF);
-                    float f = Float.intBitsToFloat(bits);
-                    resultMap.put(String.valueOf(addr), f);
+                    resultMap.put(String.valueOf(addr), ModbusUtils.holdingRegistersToFloatBigEndian(high, low));
                 }
             }
 
@@ -5191,9 +5189,7 @@ public class QcServiceImpl implements QcService {
             Integer low = raw.get(lowRef);
             Integer high = raw.get(highRef);
             if (low != null && high != null) {
-                int bits = (high << 16) | (low & 0xFFFF);
-                float f = Float.intBitsToFloat(bits);
-                resultMap.put(String.valueOf(addr), f);
+                resultMap.put(String.valueOf(addr), ModbusUtils.holdingRegistersToFloatBigEndian(high, low));
             }
         }
 
@@ -5203,9 +5199,7 @@ public class QcServiceImpl implements QcService {
         Integer lowAvg = raw.get(lowRefAvg);
         Integer highAvg = raw.get(highRefAvg);
         if (lowAvg != null && highAvg != null) {
-            int bits = (highAvg << 16) | (lowAvg & 0xFFFF);
-            float f = Float.intBitsToFloat(bits);
-            resultMap.put(String.valueOf(avgAddr), f);
+            resultMap.put(String.valueOf(avgAddr), ModbusUtils.holdingRegistersToFloatBigEndian(highAvg, lowAvg));
         }
 
         return resultMap;