供应流量转速测量仪

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<span><b><span><span>一、</span></span></b></span><span><span><span><b><span><span> </span></span></b></span></span><span><span><b><span>概述</span></b></span></span><span><span><span> <!--?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /--></span></span></span></span>
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<span><span><span><b><span><span>SFT-C</span></span></b></span></span><span><span><b><span>型数字式智能流量转速测量仪</span></b></span></span><span><span><span>可与电磁流量传感器、涡轮流量传感器和转速传感器配套使用<span>,</span>以测量液体介质的流量及异步电动机和机械轴头的转速、转差、异步电动机转差率、异步电机转子频率及电网工频等。广泛应用于通用机械、石油、化工、冶金等各种场合<span>,</span>在泵性能试验中作为转速和流量的标准计量仪表。<span></span></span></span></span></span>
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<span><span><span><span>本仪表</span></span></span><span><span><span>所有参数均为数字显示，直观，</span></span></span><span><span><span>具有精度高<span>,</span>实时响应速度快<span>,</span>操作简便等优点。<span></span></span></span></span></span>
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<span><span><span><span>本仪表设有<span>RS232</span>串行数据标准接口<span>,</span>可与计算机进行通讯</span></span></span><span><span><span>连接，通过计算机可以将测试数据绘画成报表和曲线，大大减少人工。<span></span></span></span></span></span>
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<span><span><span><span> </span></span></span></span>
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<span><span><span><b><span>二、主要特点</span></b></span></span><span><span><span> </span></span></span></span>
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<span><span><span><span> 1</span></span></span><span><span><span>）适用于测量异步电动机、电泵的转差和转速。<span></span></span></span></span></span>
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<span><span><span><span> 2</span></span></span><span><span><span>）仪表设有流量系数、额定转速和极对数。<span></span></span></span></span></span>
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<span><span><span><span> 3</span></span></span><span><span><span>）有两个显示窗口（转速显示窗口和流量显示窗口），同时测量电机转速和泵流量。<span></span></span></span></span></span>
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<span><span><span><span> 4</span></span></span><span><span><span>）转速显示窗口可通过仪器前面板的“转速”按键选择显示“转速”，“转差”，“转子频率”，“电网频率”等的参数值。<span></span></span></span></span></span>
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<span><span><span><span> 5</span></span></span><span><span><span>）流量显示窗口可通过仪器前面板“流量”按键选择显示“流量（</span></span></span><span><span><span><span>t/h</span></span></span></span><span><span><span>）”，“流量（</span></span></span><span><span><span><span>L/s</span></span></span></span><span><span><span>）”，“额定流量（</span></span></span><span><span><span><span>t/h</span></span></span></span><span><span><span>）”“额定流量（</span></span></span><span><span><span><span>L/s</span></span></span></span><span><span><span>）”“流量频率”等的参数值。流量有</span></span></span><span><span><span><span>t/h</span></span></span></span><span><span><span>（吨每小时）和</span></span></span><span><span><span><span>L/s</span></span></span></span><span><span><span>（升每秒）两种单位选择。<span> </span></span></span></span></span>
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<span><span><span><span> <b>6</b></span></span></span><span><span><span>）配有串行<span>RS232</span>接口，可与计算机连接。<span></span></span></span></span></span>
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<span><span><span><span> <b>7</b></span></span></span><span><span><span>）测试精度高：转速测量精度±<span>0.1%</span>，流量测量精度±<span>0.1%</span></span></span></span></span>
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<span><span><span><span> <b>8</b></span></span></span><span><span><span>）使用方便，测试速度快。<span></span></span></span></span></span>
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<span><span><span><span> </span></span></span></span>
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<span><span><span><span> </span></span></span><span><span><b><span>三、主要技术指标</span></b></span></span><span><span><span> </span></span></span></span>
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<span><span><span><span>1. </span></span></span><span><span><span>输入信号：感应法测转速<span>f</span>＜<span>10Hz,<span> </span></span>信号幅值<span>5mV</span>～<span>1V</span>；<span></span></span></span></span></span>
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<span><span><span><span>频率法测转速<span>f</span>＜<span>5000Hz</span>，信号幅值<span>8V</span>～<span>12V</span>；<span></span></span></span></span></span>
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<span><span><span><span>涡轮流量信号输入<span>f</span>＜<span>5000Hz</span>，信号幅值<span>1V</span>～<span>12V</span>；<span></span></span></span></span></span>
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<span><span><span><span>电磁流量信号输入<span>f</span>＜<span>5000Hz</span>，信号幅值<span>8V</span>～<span>12V</span>；<span></span></span></span></span></span>
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<span><span><span><span>2. </span></span></span><span><span><span>测量范围：流量：<span>0</span>～<span>9999.9</span>立方米<span>/</span>小时<span></span></span></span></span></span>
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<span><span><span><span><span> </span><span> </span></span></span></span><span><span><span>转速：<span>60</span>～<span>3000</span>转<span>/</span>分钟<span></span></span></span></span></span>
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<span><span><span><span>3. </span></span></span><span><span><span>测量精度：流量频率数：±<span>0.1%</span></span></span></span></span>
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<span><span><span><span><span> </span><span> </span></span></span></span><span><span><span>转速：±<span>0.1%</span></span></span></span></span>
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<span><span><span><span>4. </span></span></span><span><span><span>显示方式：流量、转速各五位显示<span></span></span></span></span></span>
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<span><span><span><span>5. </span></span></span><span><span><span>输出接口：<span>RS232,</span>波特率<span>2400</span></span></span></span></span>
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<span><span><span><span>6. </span></span></span><span><span><span>重<span><span> </span></span>量：约<!--?xml:namespace prefix = st1 ns = "urn:schemas-microsoft-com:office:smarttags" /--><span>4 </span>千克<span></span></span></span></span></span>
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<span><span><span><span>7. </span></span></span><span><span><span>外形尺寸：<span>94(</span>高<span>)</span>×<span>346(</span>宽<span>)</span>×<span>300(</span>深<span>)</span></span></span></span></span>
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<table class="MsoNormalTable" border="1" cellspacing="0" cellpadding="0" width="593">
<tbody>
<tr>
<td width="94">
<p class="MsoNormal" align="center">
<span><span><span><span>测量参数<span></span></span></span></span></span>
</p>
</td>
<td width="102">
<p class="MsoNormal" align="center">
<span><span><span><span>测量方式<span></span></span></span></span></span>
</p>
</td>
<td width="153">
<p class="MsoNormal" align="center">
<span><span><span><span>测量范围<span></span></span></span></span></span>
</p>
</td>
<td valign="top" width="143">
<p class="MsoNormal" align="center">
<span><span><span><span>测量信号范围<span></span></span></span></span></span>
</p>
</td>
<td width="101">
<p class="MsoNormal" align="center">
<span><span><span><span>测量误差<span></span></span></span></span></span>
</p>
</td>
</tr>
<tr>
<td width="94">
<p class="MsoNormal" align="center">
<span><span><span><span>电网频率<span></span></span></span></span></span>
</p>
</td>
<td width="102">
<p class="MsoNormal" align="center">
<span><span><span><span>电网电压取样<span></span></span></span></span></span>
</p>
</td>
<td width="153">
<p class="MsoNormal" align="center">
<span><span><span><span>（<span>50~60</span>）<span>Hz</span></span></span></span></span>
</p>
</td>
<td valign="top" width="143">
<p class="MsoNormal" align="center">
<span><span><span><span>输入电压〈<span>250V</span></span></span></span></span>
</p>
</td>
<td width="101">
<p class="MsoNormal" align="center">
<span><span><span><span>±0.1</span></span></span><span><span><span>％<span></span></span></span></span></span>
</p>
</td>
</tr>
<tr>
<td rowspan="2" width="94">
<p class="MsoNormal" align="center">
<span><span><span><span>转速<span></span></span></span></span></span>
</p>
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<td width="102">
<p class="MsoNormal" align="center">
<span><span><span><span>感应法<span></span></span></span></span></span>
</p>
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<td width="153">
<p class="MsoNormal" align="center">
<span><span><span><span>（<span>60~3600</span>）<span>r/min</span></span></span></span></span>
</p>
</td>
<td valign="top" width="143">
<p class="MsoNormal" align="center">
<span><span><span><span>5mV~1V</span></span></span></span>
</p>
</td>
<td width="101">
<p class="MsoNormal" align="center">
<span><span><span><span>±0.1</span></span></span><span><span><span>％<span></span></span></span></span></span>
</p>
</td>
</tr>
<tr>
<td width="102">
<p class="MsoNormal" align="center">
<span><span><span><span>频率法<span></span></span></span></span></span>
</p>
</td>
<td width="153">
<p class="MsoNormal" align="center">
<span><span><span><span>（<span>10 ~9999</span>）<span>r/min</span></span></span></span></span>
</p>
</td>
<td valign="top" width="143">
<p class="MsoNormal" align="center">
<span><span><span><span>8V~12V</span></span></span></span>
</p>
</td>
<td width="101">
<p class="MsoNormal" align="center">
<span><span><span><span>±0.1</span></span></span><span><span><span>％<span></span></span></span></span></span>
</p>
</td>
</tr>
<tr>
<td rowspan="2" width="94">
<p class="MsoNormal" align="center">
<span><span><span><span>流量<span></span></span></span></span></span>
</p>
</td>
<td width="102">
<p class="MsoNormal" align="center">
<span><span><span><span>涡轮法<span></span></span></span></span></span>
</p>
</td>
<td width="153">
<p class="MsoNormal" align="center">
<span><span><span><span>（<span>0~5000</span>）<span>Hz</span></span></span></span></span>
</p>
</td>
<td valign="top" width="143">
<p class="MsoNormal" align="center">
<span><span><span><span>1V~12V</span></span></span></span>
</p>
</td>
<td width="101">
<p class="MsoNormal" align="center">
<span><span><span><span>±0.1</span></span></span><span><span><span>％<span></span></span></span></span></span>
</p>
</td>
</tr>
<tr>
<td width="102">
<p class="MsoNormal" align="center">
<span><span><span><span>电磁法<span></span></span></span></span></span>
</p>
</td>
<td width="153">
<p class="MsoNormal" align="center">
<span><span><span><span>（<span>0~5000</span>）<span>Hz</span></span></span></span></span>
</p>
</td>
<td valign="top" width="143">
<p class="MsoNormal" align="center">
<span><span><span><span>8V~12V</span></span></span></span>
</p>
</td>
<td width="101">
<p class="MsoNormal" align="center">
<span><span><span><span>±0.1</span></span></span><span><span><span>％<span></span></span></span></span></span>
</p>
</td>
</tr>
</tbody>
</table>
<p class="MsoNormal">
<span><span> </span></span>
</p>