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</div> </div> </div><div class="pct"><style type="text/css">.pcb{margin-right:0}</style><div class="pcb"> <div class="t_fsz"> <table cellspacing="0" cellpadding="0"><tr><td class="t_f" id="postmessage_218280"> <P ><v:shapetype><v:stroke joinstyle="miter"></v:stroke><v:formulas><v:f eqn="if lineDrawn pixelLineWidth 0"></v:f><v:f eqn="sum @0 1 0"></v:f><v:f eqn="sum 0 0 @1"></v:f><v:f eqn="prod @2 1 2"></v:f><v:f eqn="prod @3 21600 pixelWidth"></v:f><v:f eqn="prod @3 21600 pixelHeight"></v:f><v:f eqn="sum @0 0 1"></v:f><v:f eqn="prod @6 1 2"></v:f><v:f eqn="prod @7 21600 pixelWidth"></v:f><v:f eqn="sum @8 21600 0"></v:f><v:f eqn="prod @7 21600 pixelHeight"></v:f><v:f eqn="sum @10 21600 0"></v:f></v:formulas><v:path connecttype="rect" gradientshapeok="t" extrusionok="f"></v:path><lock aspectratio="t" v:ext="edit"></lock></v:shapetype><v:shape><v:imagedata></v:imagedata><w:wrap type="square"></w:wrap></v:shape><FONT size=3><FONT face="Times New Roman">WK</FONT>系列<a href="http://sensor.oecr.com" target="_blank" class="relatedlink">半导体</a><a href="http://laser.oecr.com" target="_blank" class="relatedlink">激光</a>器恒温控制器（包括<FONT face="Times New Roman">WK2500</FONT>，<FONT face="Times New Roman">WK5000</FONT>，<FONT face="Times New Roman">WK7500</FONT>）主要用于大功率半导体激光器模块，使激光器工作在恒定的温度下（一般为<FONT face="Times New Roman">+25</FONT>℃），增加了激光器的输出稳定性和使用寿命。<FONT face="Times New Roman">WK</FONT>系列恒温控制器应用<FONT face="Times New Roman">PID</FONT>控制原理和负反馈技术，提供双向电流输出，采用半导体（热电）制冷器作为温控器件，可实现宽范围温度控制（<FONT face="Times New Roman">-14</FONT>℃- +100℃），精度达到0.05℃。控制器提供四种<a href="http://sensor.oecr.com" target="_blank" class="relatedlink">传感</a>电流（0.01mA,0.1mA,1mA,10mA），以适应不同温度传感器的需要；最大TEC驱动电压为±8V。另外该控制器还可以用于其他需要恒温控制的小环境场合。<B><p></p></B></FONT></P> <TABLE cellSpacing=0 cellPadding=0 border=1> <TR > <TD vAlign=top width=135> <P ><B>型号</B><B><p></p></B></P></TD> <TD vAlign=top width=170> <P align=center><B><FONT face="Times New Roman">WK2500<p></p></FONT></B></P></TD> <TD vAlign=top width=177> <H1 ><FONT face="Times New Roman" size=3>WK5000</FONT></H1></TD> <TD vAlign=top width=170> <P align=center><B><FONT face="Times New Roman">WK7500<p></p></FONT></B></P></TD></TR> <TR > <TD vAlign=top width=135> <P ><B ><FONT face="Times New Roman">1.</FONT></B><B >温度控制特性</B><B ><p></p></B></P> <P >温度控制范围<p></p></P> <P >温度控制精度<B><p></p></B></P></TD> <TD vAlign=top width=170> <P ><B><FONT face="Times New Roman"> <p></p></FONT></B></P> <P ><FONT face="Times New Roman">-14</FONT>℃—<FONT face="Times New Roman">+100</FONT>℃<B><p></p></B></P> <P ><FONT face="Times New Roman">0.05</FONT>℃<B><p></p></B></P></TD> <TD vAlign=top width=177> <P ><B><FONT face="Times New Roman"> <p></p></FONT></B></P> <P ><FONT face="Times New Roman">-14</FONT>℃——<FONT face="Times New Roman">+100</FONT>℃<B><p></p></B></P> <P ><FONT face="Times New Roman">0.05</FONT>℃<B><p></p></B></P></TD> <TD vAlign=top width=170> <P ><B><FONT face="Times New Roman"> <p></p></FONT></B></P> <P ><FONT face="Times New Roman">-14</FONT>℃——<FONT face="Times New Roman">+100</FONT>℃<B><p></p></B></P> <P ><FONT face="Times New Roman">0.05</FONT>℃<B><p></p></B></P></TD></TR> <TR > <TD vAlign=top width=135> <P ><B ><FONT face="Times New Roman">2.</FONT></B><B >输出特性</B><B ><p></p></B></P> <P >最大双向电流<p></p></P> <P >最大恒流输出电压<p></p></P> <P >最大输出功率<p></p></P> <P >最大内部功率损耗<p></p></P> <P >增益可调<p></p></P> <P >积分时间<p></p></P> <P >控制环路<B><p></p></B></P></TD> <TD vAlign=top width=170> <P ><B><FONT face="Times New Roman"> <p></p></FONT></B></P> <P >±<FONT face="Times New Roman">2.5A<p></p></FONT></P> <P >±<FONT face="Times New Roman">8V<B><p></p></B></FONT></P> <P ><FONT face="Times New Roman">20W<B><p></p></B></FONT></P> <P ><FONT face="Times New Roman">15W<B><p></p></B></FONT></P> <P ><FONT face="Times New Roman">0</FONT>～<FONT face="Times New Roman">50<B><p></p></B></FONT></P> <P ><FONT face="Times New Roman">1S<B><p></p></B></FONT></P> <P ><FONT face="Times New Roman">PI</FONT>（比例，积分）<B><p></p></B></P></TD> <TD vAlign=top width=177> <P ><B><FONT face="Times New Roman"> <p></p></FONT></B></P> <P >±<FONT face="Times New Roman">5A<p></p></FONT></P> <P >±<FONT face="Times New Roman">8V<B><p></p></B></FONT></P> <P ><FONT face="Times New Roman">20W<B><p></p></B></FONT></P> <P ><FONT face="Times New Roman">30W<p></p></FONT></P> <P ><FONT face="Times New Roman">0</FONT>～<FONT face="Times New Roman">50<B><p></p></B></FONT></P> <P ><FONT face="Times New Roman">1S<p></p></FONT></P> <P ><FONT face="Times New Roman">PI</FONT>（比例，积分）<B><p></p></B></P></TD> <TD vAlign=top width=170> <P ><B><FONT face="Times New Roman"> <p></p></FONT></B></P> <P >±<FONT face="Times New Roman">7.5A<p></p></FONT></P> <P >±<FONT face="Times New Roman">8V<B><p></p></B></FONT></P> <P ><FONT face="Times New Roman">60W<p></p></FONT></P> <P ><FONT face="Times New Roman">30W<p></p></FONT></P> <P ><FONT face="Times New Roman">0</FONT>～<FONT face="Times New Roman">50<B><p></p></B></FONT></P> <P ><FONT face="Times New Roman">1S<p></p></FONT></P> <P ><FONT face="Times New Roman">PI</FONT>（比例，积分）<p></p></P></TD></TR> <TR > <TD vAlign=top width=135> <P ><B ><FONT face="Times New Roman">3.</FONT></B><B >温度传感器</B><B ><p></p></B></P> <P >热敏电阻类型<p></p></P> <P >热敏电阻传感电流<p></p></P> <P >热敏电阻范围<p></p></P> <P >集成传感器类型<p></p></P> <P >电阻式热探测器<B><p></p></B></P></TD> <TD vAlign=top width=170> <P ><B><FONT face="Times New Roman"> <p></p></FONT></B></P> <P ><FONT face="Times New Roman">NTC<p></p></FONT></P> <P ><FONT face="Times New Roman">0.01m</FONT>A，0.1mA，1mA,10 mA<p></p></P> <P >1KΩ——10KΩ@25℃<p></p></P> <P >AD590，LM335<p></p></P> <P >RTD<B><p></p></B></P></TD> <TD vAlign=top width=177> <P ><B><FONT face="Times New Roman"> <p></p></FONT></B></P> <P ><FONT face="Times New Roman">NTC<p></p></FONT></P> <P ><FONT face="Times New Roman">0.01m</FONT>A，0.1mA，1mA,10 mA<p></p></P> <P >1KΩ——10KΩ@25℃<p></p></P> <P >AD590，LM335<p></p></P> <P >RTD<B><p></p></B></P></TD> <TD vAlign=top width=170> <P ><B><FONT face="Times New Roman"> <p></p></FONT></B></P> <P ><FONT face="Times New Roman">NTC<p></p></FONT></P> <P ><FONT face="Times New Roman">0.01m</FONT>A，0.1mA，1mA,10 mA<p></p></P> <P >1KΩ——10KΩ@25℃<p></p></P> <P >AD590，LM335<p></p></P> <P >RTD<B><p></p></B></P></TD></TR> <TR > <TD vAlign=top width=135> <P >温度预置对温度监视的精度<B><p></p></B></P></TD> <TD vAlign=top width=170> <P > <p></p></P> <P >1%<B><p></p></B></P></TD> <TD vAlign=top width=177> <P > <p></p></P> <P >1%<B><p></p></B></P></TD> <TD vAlign=top width=170> <P > <p></p></P> <P >1%<B><p></p></B></P></TD></TR> <TR > <TD vAlign=top width=135> <P ><B >4.一般特性<p></p></B></P> <P >电源<p></p></P> <P >最大功率消耗<p></p></P> <P >散热方式<p></p></P> <P >操作温度<p></p></P> <P ><FONT face="Times New Roman"> <p></p></FONT></P> <P >储藏温度<B><p></p></B></P></TD> <TD vAlign=top width=170> <P ><B><FONT face="Times New Roman"> <p></p></FONT></B></P> <P ><FONT face="Times New Roman">220VAC<B><p></p></B></FONT></P> <P ><FONT face="Times New Roman">35W<p></p></FONT></P> <P >强制风冷<B><p></p></B></P> <P ><FONT face="Times New Roman">0</FONT>℃—<FONT face="Times New Roman">50</FONT>℃（保证参数）<FONT face="Times New Roman"> <p></p></FONT></P> <P ><FONT face="Times New Roman">-40</FONT>℃—<FONT face="Times New Roman">+80</FONT>℃（保证工作）<B><p></p></B></P> <P ><FONT face="Times New Roman">-40</FONT>℃—<FONT face="Times New Roman">+60</FONT>℃<B><p></p></B></P></TD> <TD vAlign=top width=177> <P ><B><FONT face="Times New Roman"> <p></p></FONT></B></P> <P ><FONT face="Times New Roman">220VAC<B><p></p></B></FONT></P> <P ><FONT face="Times New Roman">70W<p></p></FONT></P> <P >强制风冷<B><p></p></B></P> <P ><FONT face="Times New Roman">0</FONT>℃—<FONT face="Times New Roman">50</FONT>℃（保证参数）<FONT face="Times New Roman"> <p></p></FONT></P> <P ><FONT face="Times New Roman">-40</FONT>℃—<FONT face="Times New Roman">+80</FONT>℃（保证工作）<B><p></p></B></P> <P ><FONT face="Times New Roman">-40</FONT>℃—<FONT face="Times New Roman">+60</FONT>℃<B><p></p></B></P></TD> <TD vAlign=top width=170> <P ><B><FONT face="Times New Roman"> <p></p></FONT></B></P> <P ><FONT face="Times New Roman">220VAC<p></p></FONT></P> <P ><FONT face="Times New Roman">90W<p></p></FONT></P> <P >强制风冷<p></p></P> <P ><FONT face="Times New Roman">0</FONT>℃—<FONT face="Times New Roman">50</FONT>℃（保证参数）<FONT face="Times New Roman"> <p></p></FONT></P> <P ><FONT face="Times New Roman">-40</FONT>℃—<FONT face="Times New Roman">+80</FONT>℃（保证工作）<p></p></P> <P ><FONT face="Times New Roman">-40</FONT>℃—<FONT face="Times New Roman">+60</FONT>℃<B><p></p></B></P></TD></TR></TABLE></td></tr></table> </div> <div id="comment_218280" class="cm"> </div> <div id="post_rate_div_218280"></div> </div> </div> </td></tr> <tr><td class="plc plm"> <div id="p_btn" class="mtw mbm hm cl"> <a href="http://club.oecr.com/home.php?mod=spacecp&ac=favorite&type=thread&id=29144&formhash=ff4f08f6" id="k_favorite" onclick="showWindow(this.id, this.href, 'get', 0);" onmouseover="this.title = $('favoritenumber').innerHTML + ' 人收藏'" 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