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标题: 门禁的硬件工作原理 [打印本页]

作者: 无花果108 时间: 2010-11-9 23:39
标题: 门禁的硬件工作原理
       
门禁的硬件工作原理极为简单,易于理解.它的硬件控制部分为电子干接点开关,与电锁电源、电锁串联成一个回路,通过读卡或出门按钮及其它方式传递信息给控制器,由控制器处理各种信息后发出指令,控制输出继电器(电子开关)的动作,从而控制电锁的动作,同时,控制器产生各种相关信息,以留作巡更、考勤、查询用. 其工作原理图如下所示：
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     电锁保护器         电锁电源</td></tr>
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控制器常开
或常闭接点</div></td></tr></tbody></table></v:textbox></v:shape></td>
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<o:p> </o:p></td>
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<o:p> </o:p></td>
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<o:p> </o:p></td>
<td style="PADDING-RIGHT: 0cm; PADDING-LEFT: 0cm; PADDING-BOTTOM: 0cm; PADDING-TOP: 0cm; HEIGHT: 15.75pt" valign="bottom" noWrap="noWrap" >
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<o:p> </o:p></td>
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电锁</div></td></tr></tbody></table></td>
<td style="PADDING-RIGHT: 0cm; PADDING-LEFT: 0cm; PADDING-BOTTOM: 0cm; PADDING-TOP: 0cm; HEIGHT: 15.75pt" valign="bottom" noWrap="noWrap" colspan="2">
<o:p> </o:p></td>
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<o:p> </o:p></td></tr>
<tr style="HEIGHT: 15.75pt; mso-yfti-irow: 6">
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<o:p> </o:p></td>
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<o:p> </o:p></td>
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<o:p> </o:p></td>
<td style="PADDING-RIGHT: 0cm; PADDING-LEFT: 0cm; PADDING-BOTTOM: 0cm; PADDING-TOP: 0cm; HEIGHT: 15.75pt" valign="bottom" noWrap="noWrap" >
<o:p> </o:p></td></tr>
<tr style="HEIGHT: 15.75pt; mso-yfti-irow: 7">
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<o:p> </o:p></td>
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<o:p> </o:p></td>
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<o:p> </o:p></td>
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<o:p> </o:p></td>
<td style="PADDING-RIGHT: 0cm; PADDING-LEFT: 0cm; PADDING-BOTTOM: 0cm; PADDING-TOP: 0cm; HEIGHT: 15.75pt" valign="bottom" noWrap="noWrap" >
<o:p> </o:p></td></tr>
<tr style="HEIGHT: 15.75pt; mso-yfti-irow: 8; mso-yfti-lastrow: yes">
<td style="PADDING-RIGHT: 0cm; PADDING-LEFT: 0cm; PADDING-BOTTOM: 0cm; PADDING-TOP: 0cm; HEIGHT: 15.75pt" valign="bottom" noWrap="noWrap" colspan="2">
<o:p> </o:p></td>
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<o:p> </o:p></td>
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<o:p> </o:p></td>
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<o:p> </o:p></td>
<td style="PADDING-RIGHT: 0cm; PADDING-LEFT: 0cm; PADDING-BOTTOM: 0cm; PADDING-TOP: 0cm; HEIGHT: 15.75pt" valign="bottom" noWrap="noWrap" >
<o:p> </o:p></td></tr>
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<td style="BORDER-RIGHT: medium="medium" none; BORDER-TOP: medium="medium" none; BORDER-LEFT: medium="medium" none; BORDER-BOTTOM: medium="medium" none" width="73"></td>
<td style="BORDER-RIGHT: medium="medium" none; BORDER-TOP: medium="medium" none; BORDER-LEFT: medium="medium" none; BORDER-BOTTOM: medium="medium" none" width="37"></td>
<td style="BORDER-RIGHT: medium="medium" none; BORDER-TOP: medium="medium" none; BORDER-LEFT: medium="medium" none; BORDER-BOTTOM: medium="medium" none" width="37"></td>
<td style="BORDER-RIGHT: medium="medium" none; BORDER-TOP: medium="medium" none; BORDER-LEFT: medium="medium" none; BORDER-BOTTOM: medium="medium" none" width="38"></td>
<td style="BORDER-RIGHT: medium="medium" none; BORDER-TOP: medium="medium" none; BORDER-LEFT: medium="medium" none; BORDER-BOTTOM: medium="medium" none" width="38"></td>
<td style="BORDER-RIGHT: medium="medium" none; BORDER-TOP: medium="medium" none; BORDER-LEFT: medium="medium" none; BORDER-BOTTOM: medium="medium" none" width="109"></td>
<td style="BORDER-RIGHT: medium="medium" none; BORDER-TOP: medium="medium" none; BORDER-LEFT: medium="medium" none; BORDER-BOTTOM: medium="medium" none" width="109"></td>
<td style="BORDER-RIGHT: medium="medium" none; BORDER-TOP: medium="medium" none; BORDER-LEFT: medium="medium" none; BORDER-BOTTOM: medium="medium" none" width="3"></td>
<td style="BORDER-RIGHT: medium="medium" none; BORDER-TOP: medium="medium" none; BORDER-LEFT: medium="medium" none; BORDER-BOTTOM: medium="medium" none" width="70"></td></tr></tbody></table>
<o:p> </o:p><span lang="EN-US" style="FONT-SIZE: 10.5pt; FONT-FAMILY: 黑体; mso-hansi-font-family: 黑体; mso-bidi-font-size: 12.0pt; mso-font-kerning: 1.0pt; mso-bidi-font-family: 'Times New="New" Roman'; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">

作者: wodezhanyi 时间: 2010-12-2 09:48
拜读

作者: xuegun 时间: 2010-12-2 13:53
了解，谢了

作者: xuegun 时间: 2010-12-2 13:54
可是此论坛无法上分析图，可惜……

作者: wojia7960679 时间: 2010-12-3 15:26

还不错说的

作者: atop 时间: 2010-12-3 15:59
拜读……

作者: xuegun 时间: 2010-12-4 15:56
希望论坛能开通上传图片

作者: kandycui 时间: 2010-12-4 17:30
没看到图片呢？？

作者: jd6l001 时间: 2010-12-5 09:53
看不见

作者: wdxz3078 时间: 2010-12-8 15:36
可以发邮箱啊。

作者: xinmin0101 时间: 2012-2-22 08:37
上图看看

作者: 任我行1 时间: 2012-2-22 09:08
能看到就好拉

作者: wzhe999 时间: 2012-5-7 16:54
学习啦

作者: liaojibin 时间: 2012-5-8 08:50
看不到图？？？

作者: yu547130970 时间: 2012-5-9 19:16
不怎么样！

作者: fire0603 时间: 2012-5-11 14:42
图呢？

作者: bosea057 时间: 2012-5-11 15:32
进来学习下就是看不到图

作者: ghyathome 时间: 2012-5-23 23:55
看不到

作者: tchuitong 时间: 2012-5-24 21:52
路过学习

作者: limjiao 时间: 2012-6-1 09:05
看不见

作者: forestwood 时间: 2012-6-2 13:44
谢谢，学习了

作者: wang737 时间: 2012-6-2 20:41
提示: 作者被禁止或删除内容自动屏蔽

作者: sympahty 时间: 2012-6-7 09:10
图不见了

作者: ghyathome 时间: 2012-6-7 14:30
看不到图啊！！！！

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