diff --git a/api_sqlsugar/Warehouse/Services/RealtimePollJob.cs b/api_sqlsugar/Warehouse/Services/RealtimePollJob.cs
index bd92a45..33f6c36 100644
--- a/api_sqlsugar/Warehouse/Services/RealtimePollJob.cs
+++ b/api_sqlsugar/Warehouse/Services/RealtimePollJob.cs
@@ -1,20 +1,87 @@
 using Quartz;
 using Microsoft.Extensions.DependencyInjection;
 using System;
+using System.Linq;
 using System.Threading.Tasks;
+using VolPro.Entity.DomainModels;
+using Warehouse.IRepositories;
+using Warehouse.IServices;
 
 namespace VolPro.Warehouse.Services;
 
 /// <summary>
-/// 实时数据轮询任务（Phase 2 完善）。
-/// 定时轮询 MC4.0 IoT 设备实时值 → 更新 iot_devicedata。
+/// 实时数据轮询任务。
+/// 定时轮询在线 MC4 IoT 设备的实时值 → 写入 iot_devicedata 表。
 /// Cron 建议: 每 10 秒 ("0/10 * * * * ?")
+/// 
+/// 设备与网关的关联通过 AdapterCode 前缀匹配（如设备 AdapterCode="MC4:31ku" 匹配网关 AdapterTypes="MC4:31ku"）。
 /// </summary>
 public class RealtimePollJob : IJob
 {
-    public Task Execute(IJobExecutionContext context)
+    public async Task Execute(IJobExecutionContext context)
     {
-        // TODO: Phase 2 — 遍历在线 MC4 网关，轮询实时值写入 iot_devicedata
-        return Task.CompletedTask;
+        var sp = (IServiceProvider)context.JobDetail.JobDataMap["ServiceProvider"];
+        if (sp == null) return;
+
+        var gwSvc = sp.GetService<Igateway_nodesService>();
+        var devRepo = sp.GetService<Ibase_deviceRepository>();
+        var dataRepo = sp.GetService<Iiot_devicedataRepository>();
+        var gatewayClient = sp.GetService<GatewayClient>();
+        if (gwSvc == null || devRepo == null || dataRepo == null || gatewayClient == null) return;
+
+        // 1. 查在线 MC4 网关
+        var onlineNodes = await gwSvc.FindAsIQueryable(x =>
+            x.IsOnline == "在线" && x.AdapterTypes != null && x.AdapterTypes.Contains("MC4")).ToArrayAsync();
+
+        foreach (var node in onlineNodes)
+        {
+            try
+            {
+                var baseUrl = node.BaseUrl;
+                if (string.IsNullOrEmpty(baseUrl)) continue;
+
+                // 2. 解析网关管理的适配器前缀列表
+                var adapterPrefixes = (node.AdapterTypes ?? "")
+                    .Split(',', StringSplitOptions.RemoveEmptyEntries)
+                    .Select(t => t.Trim());
+
+                // 3. 查该网关下在线的 IoT 设备（AdapterCode 前缀匹配）
+                var devices = await devRepo.FindAsIQueryable(d =>
+                    d.DeviceGroup == "IoT设备" && d.IsOnline == "在线").ToListAsync();
+                var matchedDevices = devices.Where(d =>
+                    adapterPrefixes.Any(p => (d.AdapterCode ?? "").StartsWith(p))).ToList();
+
+                if (!matchedDevices.Any()) continue;
+
+                // 4. 逐设备调网关 B4 获取实时值
+                foreach (var dev in matchedDevices)
+                {
+                    try
+                    {
+                        var result = await gatewayClient.GetRealtimeAsync(baseUrl, dev.AdapterCode, dev.SourceId);
+                        if (result == null) continue;
+                        var root = result.RootElement;
+                        var points = root.TryGetProperty("pointValues", out var pv) ? pv
+                            : root.TryGetProperty("rows", out var r) ? r
+                            : root;
+                        // 结果可能是 PointValue[] 数组，取第一个点位写入
+                        if (points.ValueKind == System.Text.Json.JsonValueKind.Array && points.GetArrayLength() > 0)
+                        {
+                            var first = points[0];
+                            var entry = new iot_devicedata
+                            {
+                                DeviceId = dev.DeviceId,
+                                PointValue = first.TryGetProperty("value", out var v) ? v.GetDecimal() : (decimal?)null,
+                                UpdateTime = DateTime.Now,
+                                Interval = first.TryGetProperty("interval", out var iv) ? iv.GetInt32() : 10
+                            };
+                            dataRepo.Add(entry);
+                        }
+                    }
+                    catch { /* 单设备失败不阻塞其他设备 */ }
+                }
+            }
+            catch { /* 单网关失败不阻塞其他网关 */ }
+        }
     }
 }
diff --git a/gateway/src/IntegrationGateway.Host/Program.cs b/gateway/src/IntegrationGateway.Host/Program.cs
index 47f3f33..f7bf2f2 100644
--- a/gateway/src/IntegrationGateway.Host/Program.cs
+++ b/gateway/src/IntegrationGateway.Host/Program.cs
@@ -83,6 +83,22 @@ var adapterTypes = string.Join(",", registry.All.Select(a => a.AdapterCode));
 await registry.InitializeAllAsync();
 Console.WriteLine($"[Gateway] {registry.All.Count} 个适配器已注册: {adapterTypes}");
 
+// ── A1: 向 Vol.Pro 注册当前网关节点 ──
+var nodeCode = gwCfg["NodeCode"] ?? "gw-default";
+var nodeToken = Environment.GetEnvironmentVariable("SECMPS_GATEWAY_TOKEN") ?? gwCfg["NodeToken"] ?? "";
+try
+{
+    var registerReq = new GatewayRegisterRequest
+    {
+        NodeCode = nodeCode, Token = nodeToken,
+        AdapterTypes = adapterTypes,
+        BaseUrl = $"http://localhost:{app.Urls.FirstOrDefault()?.Split(':').LastOrDefault() ?? "5100"}"
+    };
+    var registerResult = await clientFactory.RegisterAsync(registerReq);
+    Console.WriteLine($"[Gateway] A1 注册完成: nodeCode={nodeCode}, adapters={adapterTypes}");
+}
+catch (Exception ex) { Console.Error.WriteLine($"[Gateway] A1 注册失败: {ex.Message}"); }
+
 // ═══════════════════════════════════════════════════════════════
 // B 组路由（管理端 / Vol.Pro → 网关）
 // 所有路由通过适配器编码查找对应适配器，按能力接口分发请求
diff --git a/gateway/src/IntegrationGateway.Host/appsettings.json b/gateway/src/IntegrationGateway.Host/appsettings.json
index a103d53..6dc3cf2 100644
--- a/gateway/src/IntegrationGateway.Host/appsettings.json
+++ b/gateway/src/IntegrationGateway.Host/appsettings.json
@@ -24,7 +24,9 @@
     "NodeCode": "gw-31ku",
     "NodeToken": "changeme",
     "HeartbeatIntervalSec": 15,
-    "AdapterInitTimeoutSec": 30
+    "AdapterInitTimeoutSec": 30,
+    "GatewayKey": null,
+    "_comment_NodeToken": "生产环境由 SECMPS_GATEWAY_TOKEN 环境变量注入"
   },
   "KMS": [
     {