进口气体超声波流量计产品用途 Product use

采用复用双声道（DN25-DN-80）和复用六声道（DN100-DN200）设计，可以消除涡流和不对称流影响，复用声道增加冗余备份声道，提高系统的可靠性。广泛用用于城市燃气、石油、化工、电力、冶金等行业气体的流量计量

The unique design of multiplexed dual channel (DN25-DN-80) and multiplexed six channel (DN100-DN200) can eliminate the impact of eddy current and asymmetric flow. The multiplexed channel adds redundant backup channels and improves system reliability. Widely used for gas flow measurement in urban gas, petroleum, chemical, electric power, metallurgy, and other industries

主要特点 Main features

1.无压力损失，量程比宽，超低始动流量 No pressure loss, wide range ratio, ultra-low starting flow

2.无任何可动部件，故障率少，寿命长 No movable parts, low failure rate, long service life

3.耐污性强，长期使用精度不变，无需定期维护 Strong stain resistance, constant accuracy for long-term use, and no need for regular maintenance

4.复用双声道、六声道测量，采用数字相关算法，精度高，抗干扰性能强 Multiplexing dual channel and six channel measurements using digital correlation algorithms, high accuracy, and strong anti-interference performance

5.集流量、温度、压力测量于一体，可自动进行温压补偿和压缩因子修正运算 Integrating flow, temperature, and pressure measurements, it can automatically perform temperature and pressure compensation and compression factor correction operations

6.仪表有脉冲信号输出、4-20mA模拟信号输出、RS485 （MODBUS-RTU协议）通讯输出；同时支持IC卡信号输出，可与IC卡预付费系统配套使用，便于贸易结算 The instrument has pulse signal output, 4-20mA analog signal output, and RS485 (MODBUS-RTU protocol) communication output; At the same time, it supports IC card signal output and can be used in conjunction with the IC card prepaid system to facilitate trade settlement

7.专用液晶显示屏，读数直观方便，可同时显示标况瞬时流量、工况瞬时流量、标况累积流量、介质温度、介质压力、输出电流等参数 Special LCD display screen, intuitive and convenient reading, can simultaneously display parameters such as standard instantaneous flow, working instantaneous flow, standard cumulative flow, medium temperature, medium pressure, output current, etc

8.具有实时数据存储功能，可防止仪表突然掉电导致的数据丢失，在停电状态下，可长久保存 With real-time data storage function, it can prevent data loss caused by sudden power failure of the instrument, and can be stored for a long time in case of power failure

技术参数 Technical parameter