diff --git a/src/main/java/com/isu/gaswellwatch/vo/command/scss/CasingMode.java b/src/main/java/com/isu/gaswellwatch/vo/command/scss/CasingMode.java
index bd9ad67..acef9f3 100644
--- a/src/main/java/com/isu/gaswellwatch/vo/command/scss/CasingMode.java
+++ b/src/main/java/com/isu/gaswellwatch/vo/command/scss/CasingMode.java
@@ -42,13 +42,13 @@ public class CasingMode extends Command implements Timing {
     private BigDecimal wellClosePressureValue = BigDecimal.ZERO;
     /**
      * 最小关井时间
-     * 166
+     * 170
      */
     @NotBlank(message = "最小关井时间不能为空，格式：HH:mm:ss")
     private String minWellCloseTimeDuration;
     /**
      * 最大关井时间
-     * 168
+     * 172
      */
     @NotBlank(message = "最大关井时间不能为空，格式：HH:mm:ss")
     private String maxWellCloseTimeDuration;
@@ -81,8 +81,8 @@ public class CasingMode extends Command implements Timing {
 
         command.setLength(0);
         // 地址码  功能码  起始地址  连续长度  连续字长
-        // 01     10     00A6    0004     08
-        command.append("011000A6000204");
+        // 01     10     00AA    0004     08
+        command.append("011000AA000204");
         command.append(StringUtils.leftPad(Long.toHexString(this.toSeconds(this.minWellCloseTimeDuration)), 8, "0"));
         command.append(StringUtils.leftPad(Long.toHexString(this.toSeconds(this.maxWellCloseTimeDuration)), 8, "0"));
         resultList.add(ModbusCommandDto.builder().command(command.toString()).length(16).build());