
产品完善度:
更新时间:2026/10/9 8:30:00关注度:1665
关键词标签:多普勒流速仪,流速仪
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声学多普勒流速仪是应用于河流、明渠及管道等工况的流速流量检测仪器。其采用超声波探测技术,测量精度高、稳定性好、受环境因素影响小,无转动件、维护频次低、工作可靠性高,是便携流速流量测量的选产品。
二、原理
多普勒效应,发射和接收的超声波频率差与流速建立关系,超声波发射与接收的时间差与液位建立关系,静压式液位用于需要测量液位量程较大的工况,环境温度测量用于修正超声波实际传播速度。

三、产品特点
传感器支持瞬时流量与累计流量功能
能测静止水的流速
能测非满管、满管及明渠的流量
能测矩形、圆形、梯形、三角形截面的流量
流速测量范围宽,0~10m/s,双向
流速测量精度高,1mm/s误差
超声测量液位精度高,误差1mm(2m以内)
纯物理方法测量,免标定,免校准
支持静压测液位
支持温度补偿流速测量与液位测量
ModbusRTU协议
传感器防护等IP68,支持长期水下工作
便携式方案:传感器+手持机+测量杆,手提箱容纳所有配件
手提箱尺寸:435*320*135mm
四、技术参数
主机参数:
尺寸187*91*30mm
重量0.3kg
存储温度-20℃~60℃
相对湿度5%~85%(无冷凝)
防护等IP67
充电方式直充
待机时长持续工作8小时
显示参数流速、液位、温度、流量
现场显示带背光的4.3寸触摸屏
数字接口RS485接口,Modbus协议。
传感器参数:
流速量程0~10m/s,双向
流速分辨率0.001m/s
流速精度0.001m/s(流速<=5m/s时);0.02m/s或实际峰值速度的0.3%(采用较大值)(流速>5m/s时)
超声液位量程6.5m
超声液位精度0.001m
超声液位分辨率0.0005m
静压液位量程0~10m
静压液位精度±0.1%FS
静压液位分辨率0.001m
温度量程-20~60℃
传感器尺寸165*50*29.5mm
安装用支架
材质金属,塑料,橡胶
防护等IP68
供电直流12V/24V
功耗测量时<70mA;休眠时<25mA
通信接口RS485,Modbus
工作温度-20~60℃
工作压力大6Bar
防雷支持
防浪涌支持
E M I抑制支持
五、应用域
海绵城市、河长制管理、内河监测、自然河流、明渠、管道、养殖等场景。
六、公司介绍
山东风途物联网科技有限公司成立于2017年,注册资金300万元,公司总位于山东省潍坊市欧龙科技园,公司以气象环境监测、食品快检、土壤养分检测等农业应用仪器的研发、生产、销售、服务为目的,公司具有完整的生产链、实力雄厚的技术团队和凝聚力强的营销团队,自主研发生产的气象环境监测系统已广泛应用到气象监测、城市环境监测、风力发电、航海船舶、航空机场、桥梁隧道等域,客户遍布国内各地,并取得了良好的社会效益和经济效益。山东风途物联网科技有限公司作为一家ISO9001认证企业,始终坚持以市场为导向,以质量为根本的原则,秉承匠心精神,严谨、用心、坚持的态度,风途物联网志在用心做仪器,为客户提供有价值的思想和方案作为企业的理念,经过多年的技术沉淀积累与不断创新,客户涵盖国内的气象、矿业、农业、林业、水利水电、畜牧、植物保护等域,并获得广大用户一致好评。
Shandong Fengtu Internet of things Technology Co., Ltd. was established in 2017 with a registered capital of 3 million yuan. The company is headquartered in oulong science and Technology Park, Weifang City, Shandong Province. The company is committed to the R & D, production, sales and service of agricultural application instruments such as meteorological environment monitoring, food rapid inspection, soil nutrient detection, etc. At present, the company has a complete production chain, a strong technical team and a cohesive marketing team. The meteorological environment monitoring system independently developed and produced by the company has been widely used in meteorological monitoring, urban environment monitoring, wind power generation, navigation ships, airports, bridges and tunnels and other fields, with customers all over the country, and has achieved good social and economic benefits. As an ISO9001 certified enterprise, Shandong Fengtu Internet of things Technology Co., Ltd. always adheres to the market-oriented and quality-oriented principle, adheres to the spirit of ingenuity, rigorous, attentive and persistent attitude. Fengtu Internet of things blog makes instruments attentively and provides customers with valuable ideas and solutions as the enterprise's philosophy. After years of technical accumulation and continuous innovation, Customers cover the domestic meteorological, mining, agriculture, forestry, water conservancy and hydropower, animal husbandry, plant protection and other fields, and won the praise of the majority of users.