进口气体超声波流量计 美国RETZ瑞茨

　　品牌：RETZ瑞茨/我们一直致力于流体控制和测控领域的持续创新，始于2005……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

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

　　进口气体超声波流量计主要特点 Mainfeatures

　　1.无压力损失，量程比宽，chao低始动流量 Nopressure loss, wide range ratio, ultra-low starting flow

　　2.无任何可动部件，故障率少，寿命长 Nomovable 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 forregular 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 jpgmeasurements using digitalcorrelation algorithms, high accuracy, and strong anti-interference

　　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 automaticallyperform temperature and pressure compensation and compression factor correctionoperations

　　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 Theinstrument has pulse signal output, 4-20mA analog signal output, and RS485(MODBUS-RTU protocol) communication output; At the same time, it supports ICcard signal output and can be used in conjunction with the IC card prepaidsystem 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, cansimultaneously display parameters such as standard instantaneous flow, workinginstantaneous flow, standard cumulative flow, medium temperature, mediumpressure, 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 Withreal-time data storage function, it can prevent data loss caused by suddenpower failure of the instrument, and can be stored for a long time in case ofpower failure

　　进口气体超声波流量计技术参数 Technical parameter

　　精度等级 ±1.0%级别

　　量程比 1:40

　　仪表材质 表体：304不锈钢或铸铝

　　被测介质 无杂质、中低流速气体

　　防护等级 IP65

　　工作电源 A.内电源：1组3.6VDC锂电池

　　B.外电源：5~24VDC,纹波≤±50mV

　　使用条件 环境温度： -20~+60℃;相对湿度：5%~95%;介质温度： -30~+80℃;大气压力：70kPa~106kPa

　　常规耐压等级 1.6MPa

　　信号输出 脉冲信号、4-20mA电流信号

　　通讯输出 RS485通讯

　　实时记录 日记录、定时间间隔记录

　　防爆等级 Exib IICT6 Gb