气体涡轮流量计新一代高精度、高可靠性的气体精密计量仪表-尊龙官方平台

品牌/型号: 顺仪/sy-lwq

类型: 质量流量计

适用介质: 液体气体

测量范围: 0-1000（m3/h）m³/h

工作温度: 160（℃）℃

工作压力: 1.6（mpa）mpa

公称通径: 350（mm）mm

精度等级: 1.0

气体涡轮流量计新一代高精度、高可靠性的气体精密计量仪表

<table border= "0 " cellpadding= "0 " cellspacing= "0 " style= "width: 96%; "><tr><td><table border= "0 " cellpadding= "0 " cellspacing= "0 " style= "width: 100%; "><tr><td width= "91% ">产品名称:气体涡轮流量计</td><td width= "5% "><img alt= " " height= "26 " src= "//www.jhsyyb.com/images/icon04.gif " width= "36 " /></td></tr></table></td></tr><tr><td><table align= "center " border= "1 " cellpadding= "0 " cellspacing= "0 " style= "width: 457px; "><tr><td align= "middle "><a href= "# " target= "_blank "><img alt= "点击查看大图片 " border= "0 " height= "140 " src= "//www.jhsyyb.com/uploadfiles/201011684050470.jpg " style= "border-color: #cccccc; " width= "140 " /></a></td></tr><tr><td height= "30 "><a href= "# " target= "_blank ">放大图片</a></td></tr></table></td></tr><tr><td><table border= "0 " cellpadding= "0 " cellspacing= "0 " style= "width: 100%; "><tr><td width= "4% "><img alt= " " height= "26 " src= "//www.jhsyyb.com/images/icon03.gif " width= "30 " /></td><td width= "91% ">产品介绍：</td><td width= "5% "><img alt= " " height= "26 " src= "//www.jhsyyb.com/images/icon04.gif " width= "36 " /></td></tr></table><table border= "1 " cellpadding= "0 " cellspacing= "0 " style= "width: 100%; "><tr><td style= "line-height: 25px; ">sy-lwq型气体涡轮流量计综合了气体力学、流体力学、电磁学等理论而自行研制开发的集温度、压力、流量传感器和智能流量积算仪于一体的新一代高精度、高可靠性的气体精密计量仪表。</td></tr></table></td></tr><tr><td><table border= "0 " cellpadding= "0 " cellspacing= "0 " style= "width: 100%; "><tr><td width= "4% "><img alt= " " height= "26 " src= "//www.jhsyyb.com/images/icon03.gif " width= "30 " /></td><td width= "91% ">详细内容：</td><td width= "5% "><img alt= " " height= "26 " src= "//www.jhsyyb.com/images/icon04.gif " width= "36 " /></td></tr><tr><td colspan= "3 "><table align= "center " border= "1 " cellpadding= "0 " cellspacing= "0 " style= "width: 100%; "><tr><td bgcolor= "#ebebeb " width= "12 "> </td><td bgcolor= "#ebebeb " height= "22 ">sy-lwq气体涡轮流量计的详细资料：</td></tr></table><table align= "center " border= "1 " cellpadding= "5 " cellspacing= "0 " style= "width: 98%; "><tr><td>一、概 述        sy- lwq型<a href= "# ">气体涡轮流量传感器</a>是金湖顺仪仪表吸取了国内外流量仪表先进技术经过优化设计，综合了气体力学、流体力学、电磁学等理论而自行研制开发的新一代高精度、高可靠性的气体精密计量仪表，具有出色的低压和高压计量性能，多种信号输出方式以及对流体扰动的低敏感性，广泛适用于天然气、煤制气、液化气、轻烃气等气体的计量。 该类涡轮流量产品本身不具备现场显示功能，仅将流量信号以脉冲信号的方式远传输出。仪表价格低廉，集成度高，体积小巧，特别适用于与二次显示仪、plc、dcs等计算机控制系统配合使用。该类涡轮流量计均为防爆产品，防爆等级为：exdiibt6。 二、产品特点       ·优质合金涡轮，具有更高的稳流和耐腐蚀作用     ·进口优质专用轴承，使用寿命长     ·计量室与通气室隔绝，保证了仪表的安全性     ·流量范围宽（qmax/qmin≥20:1），重复性好，精度高（可达1.0级），压力损失小，始动流   量低，可 达0.6m3/h     ·仪表具有防爆及防护功能，防爆标志为exdⅱbt6、exiaⅱct6， 防护等级为ip65 三、仪表分类    1．按仪表功能分类lwq系列气体涡轮流量计可分为3大类，即：         气体涡轮流量传感器/变送器         智能一体化气体涡轮流量计         智能温压补偿一体化气体涡轮流量计     2．功能说明 <table align= "center " border= "1 " cellpadding= "0 " cellspacing= "0 " style= "width: 486px; "><tr><td bgcolor= "#eeeeee " colspan= "2 " height= "33 " style= "text-align: center; ">■ 气体涡轮流量传感器/变送器</td></tr><tr><td height= "206 " width= "286 "><img alt= " " height= "200 " src= "//www.bjjhyn.com/pic/lwq-a.jpg " width= "250 " /></td><td width= "264 ">　　该类涡轮流量产品本身不具备现场显示功能，仅将流量信号远传输出。流量信号可分为脉冲信号或电流信号（4-20ma）；仪表价格低廉，集成度高，体积小巧，特别适用于与二次显示仪、plc、dcs等计算机控制系统配合使用。该类涡轮流量计均为防爆产品，防爆等级为：exdiibt6。</td></tr><tr><td colspan= "2 ">按照不同的输出信号，该类产品可分为lwq-n-□型和lwq-a-□型</td></tr><tr><td colspan= "2 "><table align= "center " bgcolor= "#999999 " border= "0 " cellpadding= "1 " cellspacing= "1 "><tr><td align= "middle " bgcolor= "#6e94ba " width= "80 "> </td><td align= "middle " bgcolor= "#6e94ba ">sy-lwq-n-□型</td><td align= "middle " bgcolor= "#6e94ba " width= "100 ">sy-lwq-a-□型</td></tr><tr><td align= "middle " bgcolor= "#ffffff ">显示方式</td><td align= "middle " bgcolor= "#ffffff ">无现场显示</td><td align= "middle " bgcolor= "#ffffff ">无现场显示</td></tr><tr><td align= "middle " bgcolor= "#ffffff ">信号输出</td><td align= "middle " bgcolor= "#ffffff ">三线制脉冲输出，高电平≥8v，低电平≤0.8v</td><td align= "middle " bgcolor= "#ffffff ">工况4-20ma</td></tr><tr><td align= "middle " bgcolor= "#ffffff ">供电电源</td><td align= "middle " bgcolor= "#ffffff ">12或24vdc</td><td align= "middle " bgcolor= "#ffffff ">24vdc</td></tr><tr><td align= "middle " bgcolor= "#ffffff ">防爆等级</td><td align= "middle " bgcolor= "#ffffff ">exdiibt6</td><td align= "middle " bgcolor= "#ffffff ">exdiibt6</td></tr></table></td></tr><tr><td colspan= "2 ">应用场合：可作为工况流量信号的采集仪表，将流量信号远传至上位机</td></tr><tr><td colspan= "2 " height= "15 "><hr /></td></tr></table><table align= "center " border= "1 " cellpadding= "0 " cellspacing= "0 " style= "width: 486px; "><tr><td bgcolor= "#eeeeee " colspan= "2 " height= "40 " style= "text-align: center; ">■智能一体化气体涡轮流量计</td></tr><tr><td height= "210 " width= "286 "><img alt= " " height= "200 " src= "//www.bjjhyn.com/pic/lwq-d.jpg " width= "250 " /></td><td style= "text-align: center; " valign= "top " width= "264 ">  　　一体化智能仪表，采用双排液晶现场显示，具有机构紧凑、读数直观清晰、可靠性高、不受外界电源干扰、抗雷击、成本低等明显优点。  </td></tr><tr><td colspan= "2 " style= "text-align: left; ">该类涡轮流量计按照供电方式、是否具备远传信号输出可分为lwq-b-□型和lwq-c-□型。</td></tr><tr><td colspan= "2 "><table align= "center " bgcolor= "#999999 " border= "0 " cellpadding= "1 " cellspacing= "1 "><tr><td bgcolor= "#6e94ba " style= "text-align: center; " width= "80 "> </td><td bgcolor= "#6e94ba " style= "text-align: center; ">sy-lwq-b-□型</td><td bgcolor= "#6e94ba " style= "text-align: center; ">sy-lwq-c-□型</td></tr><tr><td bgcolor= "#ffffff " style= "text-align: center; ">显示方式</td><td bgcolor= "#ffffff " style= "text-align: center; ">同时显示工作状态下的瞬时流量、 总累积流量</td><td bgcolor= "#ffffff " style= "text-align: center; ">同时显示工作状态下的瞬时流量、 总累积流量</td></tr><tr><td bgcolor= "#ffffff " style= "text-align: center; ">信号输出</td><td bgcolor= "#ffffff " style= "text-align: center; ">无</td><td bgcolor= "#ffffff " style= "text-align: center; ">工况4-20ma、工况脉冲</td></tr><tr><td bgcolor= "#ffffff " style= "text-align: center; "> 供电电源  </td><td bgcolor= "#ffffff " style= "text-align: center; ">3v锂电池供电 （连续适用4年以上）</td><td bgcolor= "#ffffff " style= "text-align: center; ">24vdc外供电</td></tr><tr><td bgcolor= "#ffffff " style= "text-align: center; ">防爆等级</td><td bgcolor= "#ffffff " style= "text-align: center; ">exdiibt6</td><td bgcolor= "#ffffff " style= "text-align: center; ">exdiibt6</td></tr></table></td></tr><tr><td colspan= "2 ">应用场合： 1.在温度、压力相对稳定的工况现场，作为工业控制仪表 2.在温度、压力相对稳定的工况现场，用户可根据仪表示值气体方程自行运算到标况流量。</td></tr><tr><td colspan= "2 " height= "15 "><hr /></td></tr></table> <table align= "center " border= "1 " cellpadding= "0 " cellspacing= "0 " style= "width: 486px; "><tr><td bgcolor= "#eeeeee " colspan= "2 " height= "40 " style= "text-align: center; ">■智能温压补偿一体化气体涡轮流量计</td></tr><tr><td height= "210 " style= "text-align: center; " width= "286 "><img alt= " " height= "200 " src= "//www.bjjhyn.com/pic/lwq-d.jpg " width= "250 " /></td><td style= "text-align: center; " valign= "top " width= "264 ">  　    sy-lwq-d型气体涡轮量计内置温度、压力传感器和智能流量积算仪，通过微处理单元对实时采集的流量、温度、压力信号按照气态方程进行温度压力补偿，自动进行压缩因子修正，然后将标准状态下的体积流量直观的显示出来。  </td></tr><tr><td colspan= "2 " style= "text-align: left; ">※标准状态流量（标况流量）：指在20℃、生活大气压下的气体流量</td></tr><tr><td colspan= "2 "><table align= "center " bgcolor= "#999999 " border= "0 " cellpadding= "1 " cellspacing= "1 "><tr><td bgcolor= "#6e94ba " style= "text-align: center; " width= "80 ">显示方式</td><td bgcolor= "#ffffff ">  同时显示标准状态下的瞬时流量、日累积流量、总累积流量   以及温度、压力、电池电量等数据</td></tr><tr><td bgcolor= "#6e94ba " style= "text-align: center; ">信号输出</td><td bgcolor= "#ffffff " style= "text-align: left; ">  标况4-20ma、工况脉冲信号、标况脉冲信号、ic卡信号、rs485通讯协 议</td></tr><tr><td bgcolor= "#6e94ba " style= "text-align: center; "> 供电电源  </td><td bgcolor= "#ffffff " style= "text-align: left; ">  采用内置锂电池和外供24vdc双供电方式，当用户不需要任何信号   输出功能时可不用对仪表24vdc外供电，仪表自动切换到   内置锂电池供电，电池电量可连续工作3年以上。</td></tr><tr><td bgcolor= "#6e94ba " style= "text-align: center; ">防爆等级</td><td bgcolor= "#ffffff " style= "text-align: center; ">exdiibt6</td></tr></table></td></tr><tr><td colspan= "2 ">应用场合：精确计量或贸易结算</td></tr><tr><td colspan= "2 " height= "15 "><hr /></td></tr></table>详细资料1.基本参数： <table align= "center " border= "1 " cellpadding= "0 " cellspacing= "0 " style= "width: 525px; "><tr><td style= "text-align: center; ">表1</td></tr></table><table align= "center " bgcolor= "#999999 " border= "0 " cellpadding= "3 " cellspacing= "1 " style= "width: 525px; "><tr><td bgcolor= "#6e94ba " style= "text-align: left; " width= "163 "> 仪表口径（mm）及连接方式 </td><td bgcolor= "#6e94ba " height= "44 " width= "10 "> </td><td bgcolor= "#ffffff " height= "44 " width= "369 "> 25、40、50、65、80、100、125、150、200、250、300采用法兰连接25、40可采用螺纹连接</td></tr><tr><td bgcolor= "#6e94ba " style= "text-align: center; " valign= "bottom ">精度等级</td><td bgcolor= "#6e94ba " height= "22 "> </td><td bgcolor= "#ffffff " height= "22 " valign= "bottom "> ±1.5%r、±1%r、±0.75%r（需特制）</td></tr><tr><td bgcolor= "#6e94ba " style= "text-align: center; " valign= "bottom ">量程比</td><td bgcolor= "#6e94ba " height= "22 " style= "text-align: center; "> </td><td bgcolor= "#ffffff " height= "22 " valign= "bottom "> 1:10:1:20:1:30</td></tr><tr><td bgcolor= "#6e94ba " style= "text-align: center; " valign= "bottom ">仪表材质</td><td bgcolor= "#6e94ba " height= "22 "> </td><td bgcolor= "#ffffff " height= "22 " valign= "bottom "> 表体：304不锈钢；叶轮：防腐abs或优质铝金；显示器：铸铝</td></tr><tr><td bgcolor= "#6e94ba " style= "text-align: center; " valign= "bottom ">被测介质温度（℃）</td><td bgcolor= "#6e94ba " height= "22 "> </td><td bgcolor= "#ffffff " height= "22 " valign= "bottom "> -30℃～ 80℃</td></tr><tr><td bgcolor= "#6e94ba " style= "text-align: center; " valign= "bottom ">环境条件</td><td bgcolor= "#6e94ba " height= "22 " style= "text-align: center; "> </td><td bgcolor= "#ffffff " height= "22 " valign= "bottom "> 温度：-20℃～ 60℃，相对湿度5%～90%，大气压力86～106kpa</td></tr><tr><td bgcolor= "#6e94ba " style= "text-align: center; " valign= "center ">输出信号</td><td bgcolor= "#6e94ba " height= "43 "> </td><td bgcolor= "#ffffff " height= "43 " valign= "bottom "> 传感器：脉冲频率信号，低电平≤0.8v 高电平≥8v  变送器：两线制～20madc电流信号</td></tr><tr><td bgcolor= "#6e94ba " style= "text-align: center; " valign= "center ">供电电源</td><td bgcolor= "#6e94ba " height= "40 "> </td><td bgcolor= "#ffffff " rowspan= "2 " valign= "bottom "> 传感器： 12vdc、 24vdc（可选）  变送器： 24vdc  现场显示型：仪表自带3v锂电池</td></tr><tr><td bgcolor= "#6e94ba " style= "text-align: center; " valign= "bottom ">信号传输线</td><td bgcolor= "#6e94ba " height= "22 "> </td></tr><tr><td bgcolor= "#6e94ba " style= "text-align: center; " valign= "bottom ">传输距离</td><td bgcolor= "#6e94ba " height= "22 "> </td><td bgcolor= "#ffffff " height= "22 " valign= "bottom "> stvpv3×0.3（三线制），2×0.3（二线制）</td></tr><tr><td bgcolor= "#6e94ba " style= "text-align: center; " valign= "bottom ">信号线接口</td><td bgcolor= "#6e94ba " height= "22 "> </td><td bgcolor= "#ffffff " height= "22 " valign= "bottom "> ≤1000m</td></tr><tr><td bgcolor= "#6e94ba " style= "text-align: center; " valign= "bottom ">防爆等级</td><td bgcolor= "#6e94ba " height= "22 "> </td><td bgcolor= "#ffffff " height= "22 " valign= "bottom "> 内螺纹m20×1.5</td></tr><tr><td bgcolor= "#6e94ba " rowspan= "2 " style= "text-align: center; " valign= "top ">防护等级</td><td bgcolor= "#6e94ba " height= "22 "> </td><td bgcolor= "#ffffff " height= "22 " valign= "bottom "> exdiibt6</td></tr><tr><td bgcolor= "#6e94ba " height= "22 "> </td><td bgcolor= "#ffffff " height= "22 " valign= "bottom "> ip65</td></tr></table>2.测量范围及工作压力  <table align= "center " border= "1 " cellpadding= "0 " cellspacing= "0 " style= "width: 525px; "><tr><td style= "text-align: center; ">表2</td></tr></table><table align= "center " bgcolor= "#999999 " border= "0 " cellpadding= "1 " cellspacing= "1 " style= "width: 525px; "><tr><td align= "middle " bgcolor= "#6e94ba ">公称通径 （mm）</td><td align= "middle " bgcolor= "#6e94ba ">型号</td><td align= "middle " bgcolor= "#6e94ba " colspan= "2 ">标准量程 （m3/h）</td><td align= "middle " bgcolor= "#6e94ba " colspan= "2 ">扩展量程 （m3/h）</td><td align= "middle " bgcolor= "#6e94ba ">耐压等级 （mpa）</td><td align= "middle " bgcolor= "#6e94ba ">安装方式</td></tr><tr><td align= "middle " bgcolor= "#ffffff " rowspan= "5 ">dn25</td><td align= "middle " bgcolor= "#ffffff " rowspan= "5 ">lwq-25□</td><td align= "middle " bgcolor= "#6e94ba "> </td><td align= "middle " bgcolor= "#ffffff ">——</td><td align= "middle " bgcolor= "#6e94ba ">w3</td><td align= "middle " bgcolor= "#ffffff ">0.5-4</td><td align= "middle " bgcolor= "#ffffff ">4.0</td><td align= "middle " bgcolor= "#ffffff " rowspan= "5 ">法兰（螺纹）</td></tr><tr><td align= "middle " bgcolor= "#6e94ba "> </td><td align= "middle " bgcolor= "#ffffff ">——</td><td align= "middle " bgcolor= "#6e94ba ">w4</td><td align= "middle " bgcolor= "#ffffff ">0.7-7</td><td align= "middle " bgcolor= "#ffffff ">4.0</td></tr><tr><td align= "middle " bgcolor= "#6e94ba "> </td><td align= "middle " bgcolor= "#ffffff ">——</td><td align= "middle " bgcolor= "#6e94ba ">w5</td><td align= "middle " bgcolor= "#ffffff ">1.5-15</td><td align= "middle " bgcolor= "#ffffff ">4.0</td></tr><tr><td align= "middle " bgcolor= "#6e94ba ">s1</td><td align= "middle " bgcolor= "#ffffff ">3-30  </td><td align= "middle " bgcolor= "#6e94ba ">w1</td><td align= "middle " bgcolor= "#ffffff ">1.5-30</td><td align= "middle " bgcolor= "#ffffff ">4.0</td></tr><tr><td align= "middle " bgcolor= "#6e94ba ">s2</td><td align= "middle " bgcolor= "#ffffff ">4-40  </td><td align= "middle " bgcolor= "#6e94ba ">w2</td><td align= "middle " bgcolor= "#ffffff ">2-40</td><td align= "middle " bgcolor= "#ffffff ">4.0</td></tr><tr><td align= "middle " bgcolor= "#ffffff " rowspan= "2 ">dn40</td><td align= "middle " bgcolor= "#ffffff " rowspan= "2 ">lwq-40□</td><td align= "middle " bgcolor= "#6e94ba ">s1</td><td align= "middle " bgcolor= "#ffffff ">5-50</td><td align= "middle " bgcolor= "#6e94ba ">w1</td><td align= "middle " bgcolor= "#ffffff ">2.5-50</td><td align= "middle " bgcolor= "#ffffff ">4.0</td><td align= "middle " bgcolor= "#ffffff " rowspan= "2 ">法兰（螺纹）</td></tr><tr><td align= "middle " bgcolor= "#6e94ba ">s2</td><td align= "middle " bgcolor= "#ffffff ">8-80</td><td align= "middle " bgcolor= "#6e94ba ">w2</td><td align= "middle " bgcolor= "#ffffff ">4-80</td><td align= "middle " bgcolor= "#ffffff ">4.0</td></tr><tr><td align= "middle " bgcolor= "#ffffff " rowspan= "2 ">dn50</td><td align= "middle " bgcolor= "#ffffff " rowspan= "2 ">lwq-50□</td><td align= "middle " bgcolor= "#6e94ba ">s1</td><td align= "middle " bgcolor= "#ffffff ">10-100</td><td align= "middle " bgcolor= "#6e94ba ">w1</td><td align= "middle " bgcolor= "#ffffff ">5-100</td><td align= "middle " bgcolor= "#ffffff ">4.0</td><td align= "middle " bgcolor= "#ffffff ">法兰</td></tr><tr><td align= "middle " bgcolor= "#6e94ba ">s2</td><td align= "middle " bgcolor= "#ffffff ">15-150</td><td align= "middle " bgcolor= "#6e94ba ">w2</td><td align= "middle " bgcolor= "#ffffff ">8-150</td><td align= "middle " bgcolor= "#ffffff ">4.0</td><td align= "middle " bgcolor= "#ffffff ">法兰</td></tr><tr><td align= "middle " bgcolor= "#ffffff ">dn65</td><td align= "middle " bgcolor= "#ffffff ">lwq-65□</td><td align= "middle " bgcolor= "#6e94ba ">s</td><td align= "middle " bgcolor= "#ffffff ">15-200</td><td align= "middle " bgcolor= "#6e94ba ">w</td><td align= "middle " bgcolor= "#ffffff ">10-200</td><td align= "middle " bgcolor= "#ffffff ">1.6</td><td align= "middle " bgcolor= "#ffffff ">法兰</td></tr><tr><td align= "middle " bgcolor= "#ffffff " rowspan= "2 ">dn80</td><td align= "middle " bgcolor= "#ffffff " rowspan= "2 ">lwq-80□</td><td align= "middle " bgcolor= "#6e94ba " rowspan= "2 ">s</td><td align= "middle " bgcolor= "#ffffff " rowspan= "2 ">15-300</td><td align= "middle " bgcolor= "#6e94ba ">w1</td><td align= "middle " bgcolor= "#ffffff ">10-300</td><td align= "middle " bgcolor= "#ffffff ">1.6</td><td align= "middle " bgcolor= "#ffffff ">法兰</td></tr><tr><td align= "middle " bgcolor= "#6e94ba ">w2</td><td align= "middle " bgcolor= "#ffffff ">15-350</td><td align= "middle " bgcolor= "#ffffff ">1.6</td><td align= "middle " bgcolor= "#ffffff ">法兰</td></tr><tr><td align= "middle " bgcolor= "#ffffff " rowspan= "2 ">dn100</td><td align= "middle " bgcolor= "#ffffff " rowspan= "2 ">lwq-100□</td><td align= "middle " bgcolor= "#6e94ba " rowspan= "2 ">s</td><td align= "middle " bgcolor= "#ffffff " rowspan= "2 ">20-400</td><td align= "middle " bgcolor= "#6e94ba ">w1</td><td align= "middle " bgcolor= "#ffffff ">15-400</td><td align= "middle " bgcolor= "#ffffff ">1.6</td><td align= "middle " bgcolor= "#ffffff ">法兰</td></tr><tr><td align= "middle " bgcolor= "#6e94ba ">w2</td><td align= "middle " bgcolor= "#ffffff ">20-500</td><td align= "middle " bgcolor= "#ffffff ">1.6</td><td align= "middle " bgcolor= "#ffffff ">法兰</td></tr><tr><td align= "middle " bgcolor= "#ffffff " rowspan= "2 ">dn125</td><td align= "middle " bgcolor= "#ffffff " rowspan= "2 ">lwq-125□</td><td align= "middle " bgcolor= "#6e94ba " rowspan= "2 ">s</td><td align= "middle " bgcolor= "#ffffff " rowspan= "2 ">20-800</td><td align= "middle " bgcolor= "#6e94ba ">w1</td><td align= "middle " bgcolor= "#ffffff ">18-800</td><td align= "middle " bgcolor= "#ffffff ">1.6</td><td align= "middle " bgcolor= "#ffffff ">法兰</td></tr><tr><td align= "middle " bgcolor= "#6e94ba ">w2</td><td align= "middle " bgcolor= "#ffffff ">20-900</td><td align= "middle " bgcolor= "#ffffff ">1.6</td><td align= "middle " bgcolor= "#ffffff ">法兰</td></tr><tr><td align= "middle " bgcolor= "#ffffff " rowspan= "2 ">dn150</td><td align= "middle " bgcolor= "#ffffff " rowspan= "2 ">lwq-150□</td><td align= "middle " bgcolor= "#6e94ba " rowspan= "2 ">s</td><td align= "middle " bgcolor= "#ffffff " rowspan= "2 ">50-1000</td><td align= "middle " bgcolor= "#6e94ba ">w1</td><td align= "middle " bgcolor= "#ffffff ">25-1000</td><td align= "middle " bgcolor= "#ffffff ">1.6</td><td align= "middle " bgcolor= "#ffffff ">法兰</td></tr><tr><td align= "middle " bgcolor= "#6e94ba ">w2</td><td align= "middle " bgcolor= "#ffffff ">50-1200</td><td align= "middle " bgcolor= "#ffffff ">1.6</td><td align= "middle " bgcolor= "#ffffff ">法兰</td></tr><tr><td align= "middle " bgcolor= "#ffffff ">dn200</td><td align= "middle " bgcolor= "#ffffff ">lwq-200□</td><td align= "middle " bgcolor= "#6e94ba ">s</td><td align= "middle " bgcolor= "#ffffff ">150-2000</td><td align= "middle " bgcolor= "#6e94ba ">w</td><td align= "middle " bgcolor= "#ffffff ">80-2500</td><td align= "middle " bgcolor= "#ffffff ">1.6</td><td align= "middle " bgcolor= "#ffffff ">法兰</td></tr><tr><td align= "middle " bgcolor= "#ffffff ">dn250</td><td align= "middle " bgcolor= "#ffffff ">lwq-250□</td><td align= "middle " bgcolor= "#6e94ba ">s</td><td align= "middle " bgcolor= "#ffffff ">200-3000</td><td align= "middle " bgcolor= "#6e94ba ">w</td><td align= "middle " bgcolor= "#ffffff ">150-3500</td><td align= "middle " bgcolor= "#ffffff ">1.6</td><td align= "middle " bgcolor= "#ffffff ">法兰</td></tr><tr><td align= "middle " bgcolor= "#ffffff ">dn300</td><td align= "middle " bgcolor= "#ffffff ">lwq-300□</td><td align= "middle " bgcolor= "#6e94ba ">s</td><td align= "middle " bgcolor= "#ffffff ">250-4000</td><td align= "middle " bgcolor= "#6e94ba ">w</td><td align= "middle " bgcolor= "#ffffff ">200-4000</td><td align= "middle " bgcolor= "#ffffff ">1.6</td><td align= "middle " bgcolor= "#ffffff ">法兰</td></tr></table>注1：表2中“标准量程”中标示的测量范围为通用测量范围；（即适用于：lwq-n/a/b/c/d） 注2：表2中“扩展量程”中标示得测量范围仅限用于“智能一体化气体涡轮流量计”或“智能温压补偿一体化气体涡轮流量计” （即适用于：lwq-b/c/d）选型说明        用户在选型时，应根据管道公称压力、介质最高压力、介质温度、介质组分情况、流量范围及信号输出要求合理选择流量计的型号规格。         为使流量计的使用性能最佳，流量计的使用流量范围应在（20%～80%）qmax范围内比较合适。         流量计出厂时的信号输出方式：工况脉冲信号输出（三线制）、标准流量信号（ic卡）输出或rs-485通讯输出。若要求有其它输出功能，请在订货时说明。  <table border= "1 " cellpadding= "0 " cellspacing= "0 " style= "width: 525px; "><tr><td style= "text-align: center; ">表3</td></tr></table><table align= "center " bgcolor= "#999999 " border= "0 " cellpadding= "1 " cellspacing= "1 " style= "width: 525px; "><tr><td bgcolor= "#6e94ba " colspan= "6 ">型号</td><td align= "middle " bgcolor= "#6e94ba "> </td><td align= "middle " bgcolor= "#6e94ba " rowspan= "2 ">说明</td></tr><tr><td align= "middle " bgcolor= "#ffffff " width= "52 ">sy-lwq—</td><td align= "middle " bgcolor= "#ffffff " width= "21 ">□</td><td align= "middle " bgcolor= "#ffffff " width= "29 ">—□</td><td align= "middle " bgcolor= "#ffffff " width= "29 ">□</td><td align= "middle " bgcolor= "#ffffff " width= "22 ">/□</td><td align= "middle " bgcolor= "#ffffff " width= "22 ">/□</td><td align= "middle " bgcolor= "#ffffff ">/□</td></tr><tr><td align= "middle " bgcolor= "#6e94ba " rowspan= "5 ">仪表 类型</td><td align= "middle " bgcolor= "#ffffff ">n</td><td bgcolor= "#ffffff " rowspan= "5 "> </td><td bgcolor= "#ffffff " rowspan= "16 "> </td><td bgcolor= "#ffffff " rowspan= "18 "> </td><td bgcolor= "#ffffff " rowspan= "20 "> </td><td bgcolor= "#ffffff " rowspan= "22 " width= "20 "> </td><td bgcolor= "#ffffff " width= "330 ">  传感器型： 12v或24v供电，输出三线制脉冲信号</td></tr><tr><td align= "middle " bgcolor= "#ffffff ">a</td><td bgcolor= "#ffffff ">  变送器型： 24v供电，输出二线制4～20ma</td></tr><tr><td align= "middle " bgcolor= "#ffffff ">b</td><td bgcolor= "#ffffff ">  智能型：锂电池供电，现场显示无信号输出</td></tr><tr><td align= "middle " bgcolor= "#ffffff ">c</td><td bgcolor= "#ffffff ">  智能型： 24v供电，现场显示并输出二线制4～20ma</td></tr><tr><td align= "middle " bgcolor= "#ffffff ">d</td><td bgcolor= "#ffffff ">  全智能型：温压补偿一体化，现场显示并远传信号</td></tr><tr><td align= "middle " bgcolor= "#6e94ba " colspan= "2 " rowspan= "11 ">公称通径及 量程范围</td><td align= "middle " bgcolor= "#ffffff ">25</td><td bgcolor= "#ffffff ">  dn 25mm</td></tr><tr><td align= "middle " bgcolor= "#ffffff ">40</td><td bgcolor= "#ffffff ">  dn 40 mm</td></tr><tr><td align= "middle " bgcolor= "#ffffff ">50</td><td bgcolor= "#ffffff ">  dn 50 mm</td></tr><tr><td align= "middle " bgcolor= "#ffffff ">65</td><td bgcolor= "#ffffff ">  dn 65 mm</td></tr><tr><td bgcolor= "#ffffff ">80</td><td bgcolor= "#ffffff ">  dn 80 mm</td></tr><tr><td bgcolor= "#ffffff ">100</td><td bgcolor= "#ffffff ">  dn 100 mm</td></tr><tr><td bgcolor= "#ffffff ">125</td><td bgcolor= "#ffffff ">  dn 125 mm</td></tr><tr><td bgcolor= "#ffffff ">150</td><td bgcolor= "#ffffff ">  dn 150 mm</td></tr><tr><td bgcolor= "#ffffff ">200</td><td bgcolor= "#ffffff ">  dn 200 mm</td></tr><tr><td bgcolor= "#ffffff ">250</td><td bgcolor= "#ffffff ">  dn 250 mm</td></tr><tr><td align= "middle " bgcolor= "#ffffff ">300</td><td bgcolor= "#ffffff ">  dn 300 mm</td></tr><tr><td align= "middle " bgcolor= "#6e94ba " colspan= "3 " rowspan= "2 ">量程范围</td><td bgcolor= "#ffffff ">w（x）</td><td bgcolor= "#ffffff "> 扩展量程范围，请参照px页表2选择</td></tr><tr><td bgcolor= "#ffffff ">s（x）</td><td bgcolor= "#ffffff "> 标准量程范围，请参照px页表2选择</td></tr><tr><td align= "middle " bgcolor= "#6e94ba " colspan= "4 " rowspan= "2 ">表体材质</td><td align= "middle " bgcolor= "#ffffff ">s</td><td bgcolor= "#ffffff "> 不锈钢</td></tr><tr><td align= "middle " bgcolor= "#ffffff " height= "27 ">l</td><td bgcolor= "#ffffff "> 铝合金</td></tr><tr><td align= "middle " bgcolor= "#6e94ba " colspan= "5 " rowspan= "2 ">机芯材质</td><td align= "middle " bgcolor= "#ffffff ">s</td><td bgcolor= "#ffffff "> 防腐abs</td></tr><tr><td align= "middle " bgcolor= "#ffffff ">l</td><td bgcolor= "#ffffff "> 铝合金</td></tr><tr><td bgcolor= "#6e94ba " colspan= "6 " rowspan= "3 "> </td><td align= "middle " bgcolor= "#ffffff ">n</td><td bgcolor= "#ffffff "> 无特殊结构</td></tr><tr><td align= "middle " bgcolor= "#ffffff ">a</td><td bgcolor= "#ffffff "> 氧气专用</td></tr><tr><td align= "middle " bgcolor= "#ffffff ">b</td><td bgcolor= "#ffffff "> 压缩空气专用</td></tr></table>例：选用一台不锈钢材质，温压补偿一体化气体涡轮流量计来测量氧气，用户工况测量范围为3-50m3/h,型号为：sy-lwq-d-40w1/s/s/a安装尺寸：金湖顺仪仪表有限公司流量计外形如图所示，具体尺寸见表6<img alt= " " height= "295 " src= "//www.bjjhyn.com/pic/lwq2.jpg " style= "width: 533px; height: 295px; " width= "544 " />   注：图1所示为温压补偿型仪表外形。         同口径所有型号仪表传感器部分尺寸一致。  <table align= "center " border= "0 " cellpadding= "0 " cellspacing= "0 "><tr><td><table align= "center " border= "1 " cellpadding= "0 " cellspacing= "0 " style= "width: 525px; "><tr><td style= "text-align: center; ">表6</td></tr></table><table align= "center " bgcolor= "#999999 " border= "0 " cellpadding= "1 " cellspacing= "1 " style= "width: 525px; "><tr><td bgcolor= "#6e94ba ">通径mm</td><td bgcolor= "#6e94ba ">l</td><td bgcolor= "#6e94ba ">b</td><td bgcolor= "#6e94ba ">k</td><td bgcolor= "#6e94ba ">n</td><td bgcolor= "#6e94ba ">d</td><td bgcolor= "#6e94ba ">螺栓规格</td><td bgcolor= "#6e94ba ">常规耐压mpa</td></tr><tr><td bgcolor= "#ffffff " valign= "top ">dn25</td><td bgcolor= "#ffffff " valign= "top ">170</td><td bgcolor= "#ffffff " valign= "top ">115</td><td bgcolor= "#ffffff " valign= "top ">85</td><td bgcolor= "#ffffff " valign= "top ">4</td><td bgcolor= "#ffffff " valign= "top ">φ14</td><td bgcolor= "#ffffff " valign= "top ">m12×50</td><td bgcolor= "#ffffff " rowspan= "3 ">4.0</td></tr><tr><td bgcolor= "#ffffff " valign= "top ">dn 40</td><td bgcolor= "#ffffff " valign= "top ">200</td><td bgcolor= "#ffffff " valign= "top ">150</td><td bgcolor= "#ffffff " valign= "top ">110</td><td bgcolor= "#ffffff " valign= "top ">4</td><td bgcolor= "#ffffff " valign= "top ">φ18</td><td bgcolor= "#ffffff " valign= "top ">m16×55</td></tr><tr><td bgcolor= "#ffffff " valign= "top ">dn 50</td><td bgcolor= "#ffffff " valign= "top ">220</td><td bgcolor= "#ffffff " valign= "top ">165</td><td bgcolor= "#ffffff " valign= "top ">125</td><td bgcolor= "#ffffff " valign= "top ">4</td><td bgcolor= "#ffffff " valign= "top ">φ18</td><td bgcolor= "#ffffff " valign= "top ">m16×60</td></tr><tr><td bgcolor= "#ffffff " valign= "top ">dn 65</td><td bgcolor= "#ffffff " valign= "top ">220</td><td bgcolor= "#ffffff " valign= "top ">185</td><td bgcolor= "#ffffff " valign= "top ">145</td><td bgcolor= "#ffffff " valign= "top ">4</td><td bgcolor= "#ffffff " valign= "top ">φ18</td><td bgcolor= "#ffffff " valign= "top ">m16×65</td><td bgcolor= "#ffffff " rowspan= "8 ">1.6</td></tr><tr><td bgcolor= "#ffffff " valign= "top ">dn 80</td><td bgcolor= "#ffffff " valign= "top ">240</td><td bgcolor= "#ffffff " valign= "top ">200</td><td bgcolor= "#ffffff " valign= "top ">160</td><td bgcolor= "#ffffff " valign= "top ">8</td><td bgcolor= "#ffffff " valign= "top ">φ18</td><td bgcolor= "#ffffff " valign= "top ">m16×70</td></tr><tr><td bgcolor= "#ffffff " valign= "top ">dn 100</td><td bgcolor= "#ffffff " valign= "top ">300</td><td bgcolor= "#ffffff " valign= "top ">220</td><td bgcolor= "#ffffff " valign= "top ">180</td><td bgcolor= "#ffffff " valign= "top ">8</td><td bgcolor= "#ffffff " valign= "top ">φ18</td><td bgcolor= "#ffffff " valign= "top ">m16×80</td></tr><tr><td bgcolor= "#ffffff " valign= "top ">dn 125</td><td bgcolor= "#ffffff " valign= "top ">240</td><td bgcolor= "#ffffff " valign= "top ">250</td><td bgcolor= "#ffffff " valign= "top ">210</td><td bgcolor= "#ffffff " valign= "top ">8</td><td bgcolor= "#ffffff " valign= "top ">φ18</td><td bgcolor= "#ffffff " valign= "top ">m16×80</td></tr><tr><td bgcolor= "#ffffff " valign= "top ">dn 150</td><td bgcolor= "#ffffff " valign= "top ">450</td><td bgcolor= "#ffffff " valign= "top ">285</td><td bgcolor= "#ffffff " valign= "top ">240</td><td bgcolor= "#ffffff " valign= "top ">8</td><td bgcolor= "#ffffff " valign= "top ">φ22</td><td bgcolor= "#ffffff " valign= "top ">m20×80</td></tr><tr><td bgcolor= "#ffffff " valign= "top ">dn 200</td><td bgcolor= "#ffffff " valign= "top ">500</td><td bgcolor= "#ffffff " valign= "top ">340</td><td bgcolor= "#ffffff " valign= "top ">295</td><td bgcolor= "#ffffff " valign= "top ">12</td><td bgcolor= "#ffffff " valign= "top ">φ22</td><td bgcolor= "#ffffff " valign= "top ">m20×90</td></tr><tr><td bgcolor= "#ffffff " valign= "top ">dn 250</td><td bgcolor= "#ffffff " valign= "top ">500</td><td bgcolor= "#ffffff " valign= "top ">403</td><td bgcolor= "#ffffff " valign= "top ">355</td><td bgcolor= "#ffffff " valign= "top ">12</td><td bgcolor= "#ffffff " valign= "top ">φ26</td><td bgcolor= "#ffffff " valign= "top ">m24×90</td></tr><tr><td bgcolor= "#ffffff " valign= "top ">dn 300</td><td bgcolor= "#ffffff " valign= "top ">500</td><td bgcolor= "#ffffff " valign= "top ">460</td><td bgcolor= "#ffffff " valign= "top ">410</td><td bgcolor= "#ffffff " valign= "top ">12</td><td bgcolor= "#ffffff " valign= "top ">φ26</td><td bgcolor= "#ffffff " valign= "top ">m24×100</td></tr></table></td></tr><tr><td> </td></tr></table></td></tr></table></td></tr></table></td></tr></table>

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