{"type":"product","schema_version":"1.0","item_id":"100340634500","canonical_url":"https://tw.bid.yahoo.com/item/100340634500","title":"Modbus【阿財電料】CT-55B 溫濕度 感測器 RS485 溫控 控制 溫度 模組 控制器 SHT20 濕度","subtitle":"CT-55B Modbus溫濕度感測器，採用工業級SHT20晶片，支援RS485通訊協定，可精準監測-20°C~+60°C溫度範圍，濕度量測","condition":"全新品","currency":"TWD","observed_at":"2026-04-23T08:16:25.638Z","current_price":232,"original_price":null,"stock_status":"out_of_stock","available_quantity":0,"sold_quantity":3,"seller":{"id":"Y6279183563","name":"阿財電料","positive_rate":null,"rating_count":null},"images":[{"url":"https://img.yec.tw/ob/image/3f44631f-9f92-41a4-b212-6775ec7ae37f.jpg","role":"main","alt":"商品主圖","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/1f1117fe-b4ec-4884-98e9-4425ebbd45ce.jpg","role":"detail","alt":"商品圖片 2","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/8a982068-547d-4e13-ad8a-926c22937924.jpg","role":"detail","alt":"商品圖片 3","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/1df2acfb-4ed0-46e8-a94a-691c9167fea6.jpg","role":"detail","alt":"商品圖片 4","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/0927363d-2d1c-4c7b-b415-4b257c39c848.jpg","role":"detail","alt":"商品圖片 5","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/942f6fcf-3797-4498-a2ac-e1b3f7c9b450.jpg","role":"detail","alt":"商品圖片 6","width":null,"height":null}],"description":"⚠️ 訂單總額未滿100元（不含運費）不出貨，請勿下標  \n      📋 購買須知\n          ❶ 台灣倉庫現貨\n      ❷ 價格統一，無法議價\n      ❸ 無面交自取服務\n      ❹ 可開免用統一發票收據（請備註 統編、公司全銜）\n      ❺ 每日下午1點截單出貨，週末休息\n      ❻ DIY商品需有基礎，無專人教學\n      ❼ 保固1個月，都是全新品，不接受試用退貨\n      ❽ 不接受退換：保固貼移除/包裝毀損/已使用/個人因素    \n  \n\n商品特色\n• 採用工業級SHT20溫濕度感測晶片，具備高精度與高穩定性\n• 支援標準Modbus RTU通訊協定，相容性佳\n• RS485通訊介面，最大傳輸距離可達1000公尺\n• 內建雷電防護設計，適合工業環境使用\n• 支援自動上報功能，可設定1-10Hz回報頻率\n• 可透過指令進行參數設定與校準\n\n規格說明\n工作電壓DC 5-30V\n溫度範圍-20°C ~ +60°C\n溫度精度±0.5°C (25°C)\n濕度範圍0% ~ 80% RH\n濕度精度±0.1°C ±0.1%RH\n通訊協定Modbus RTU\n通訊介面RS485\n傳輸速度9600bps (可調)\n設備地址1-247 (預設為1)\n線材長度約1公尺\n\n接線說明\n• 紅色線：電源正極 (DC 5-30V)\n• 黑色線：電源負極 (GND)\n• 黃色線：485-A\n• 白色線：485-B\n\n適用場景\n• 工業自動化控制系統\n• 環境監控應用\n• 溫室大棚監測\n• 倉儲環境管理\n• 機房環境監控\n\n功能模式\n• AUTO：啟動溫濕度持續自動回報\n• STOP：停止溫度自動回報\n• READ：觸發一次溫濕度回報\n• PARAM：讀取各項設定值\n• 支援溫濕度校準功能 (-10.0~10.0)","shipping_methods":[{"name":"7-ELEVEN取貨不付款","fee":0,"currency":"TWD"},{"name":"7-ELEVEN取貨付款","fee":0,"currency":"TWD"}],"lowest_shipping_fee":null,"payment_methods":["ATM轉帳","7-ELEVEN取貨付款"],"category_id":"2092080433","category_name":"警鈴/防盜器","breadcrumb":[{"id":"24198","name":"居家、家具與園藝","url":"/tw/%E5%B1%85%E5%AE%B6%E3%80%81%E5%AE%B6%E5%85%B7%E8%88%87%E5%9C%92%E8%97%9D-24198-category.html"},{"id":"2092080429","name":"居家安全","url":"/tw/%E5%B1%85%E5%AE%B6%E5%AE%89%E5%85%A8-2092080429-category.html"},{"id":"2092080433","name":"警鈴/防盜器","url":"/tw/%E8%AD%A6%E9%88%B4-%E9%98%B2%E7%9B%9C%E5%99%A8-2092080433-category.html"}],"view_count":6,"watch_count":5}