22
2022
-
07
Һλ´«¸ÐÆ÷׼ȷ½ÓÏßÒªÁì
×÷Õߣº
Һλ´«¸ÐÆ÷£¨¾²Ñ¹ÒºÎ»¼Æ/Һλ±äËÍÆ÷/Һλ´«¸ÐÆ÷/ˮλ´«¸ÐÆ÷£©ÊÇÒ»ÖÖÕÉÁ¿ÒºÎ»µÄѹÁ¦´«¸ÐÆ÷¡£¾²Ñ¹Í¶ÈëʽҺλ´«¸ÐÆ÷£¨ÒºÎ»¼Æ£©ÊÇ»ùÓÚËù²âÒºÌ徲ѹÓë¸ÃÒºÌåµÄ¸ß¶È³É±ÈÀýµÄÔÀí £¬½ÓÄÉÍâÑóÏȽøµÄ¸ôÀëÐÍÀ©É¢¹èÃô¸ÐÔª¼þ»òÌմɵçÈÝѹÁ¦Ãô¸Ð´«¸ÐÆ÷ £¬½«¾²Ñ¹×ª»»ÎªµçÐźŠ£¬ÔÙ¾ÓÉζÈÅâ³¥ºÍÏßÐÔÐÞÕý £¬×ª»¯³É±ê×¼µçÐźţ¨Ò»Ñùƽ³£Îª4¡«20mA/1¡«5VDC£©¡£
ÔÚÈÕ»¯Æ·¡¢Ê³ÎïÒûÁÏ¡¢Ò½Ò©µÈÐÐÒµµÄÉú²úÀú³ÌÖÐ £¬¶¼Àë²»¿ªÒºÎ»µÄ¼à¿Ø £¬ÒºÎ»´«¸ÐÆ÷µÄÖ÷ÒªÐÔÈÕÇ÷͹ÏÔ £¬ÉõÖÁÖ±½ÓÓ°Ïì×ŲúÆ·µÄÖÊÁ¿¡£Ö»ÓÐ׼ȷÏàʶҺλ´«¸ÐÆ÷½ÓÏßµÄÒªÁì £¬²Å»áïÔÌҺλ´«¸ÐÆ÷ÔÚÔË×÷Àú³ÌÖзºÆðÎó²î £¬²»È»ºÜÈÝÒ׻ᵼÖÂҺλ´«¸ÐÆ÷µÄË𻵠£¬Ó°ÏìÕÉÁ¿µÄ׼ȷÐÔ¡£ÏÂÃæ¾ÍΪ¸÷ÈËÏÈÈÝÒ»ÏÂҺλ´«¸ÐÆ÷ÔõÑù½ÓÏß¡£
Һλ´«¸ÐÆ÷ÊÇÒ»ÖÖ³£¼ûµÄÕÉÁ¿ÒºÎ»Î»ÖõĴ«¸ÐÆ÷ £¬ËüÊǽ«Î»µÄ¸ß¶Èת»¯ÎªµçÐźŵÄÐÎʽ¾ÙÐÐÊä³ö¡£ÒºÎ»´«¸ÐÆ÷뻀 £¿éµç· £¬¾ßÓÐÄÍËá¡¢·À³±¡¢·ÀÕð¡¢·ÀÇÖÊ´µÈÓŵ㠣¬µç·ÄÚ²¿º¬ÓкãÁ÷·´Ïìµç·ºÍÄÚ± £»¤µç· £¬¿ÉʹÊä³ö×î´óµçÁ÷²»Áè¼Ý28mA £¬Òò¶øÄܹ»¿É¿¿µØ± £»¤µçÔ´²¢Ê¹¶þ´ÎÒÇ±í²»±»Ë𻵡£
Һλ´«¸ÐÆ÷ £¬Ò»Ñùƽ³£Êä³öµÄÐźÅÊǵçÁ÷4-20MA £¬0-20MA £¬»òµçѹ0-5V £¬1-5V £¬0-10VµÈ £¬Í¨³£µçÁ÷Ð͵ÄÊǶþÏß»òËÄÏßÖÆ¡¢µçѹµÄÈýÏßÖÆÊä³ö¡£ÏÖÔÚÐí¶àÊÇûÓÐ24VDC¹©µçµçÔ´µÄ £¬´ó²¿·ÝÊÇ10V £¬ÓÐЩ¹¦ºÄ½Ï´óµÄ±äËÍÆ÷ £¬10VDCµÄµçÔ´ÎÞ·¨·¢¶¯ £¬ÄÇôֻÄÜÍâ½Ó¹©µçÔ´24VDC¡£ÕâÑùÒ»À´ÒºÎ»´«¸ÐÆ÷¾Í·ºÆðÁËËĸö½ÓÏ߶Ë×Ó£º¹©µç+ £¬¹©µç- £¬·´Ïì+ºÍ·´Ïì-¡£
Һλ´«¸ÐÆ÷½ÓÏßÖ®µçÁ÷ÐͶþÏßÖƽÓÀýÈçʽ£ºµçÔ´+==¹©µç+ £»ÐźÅ+==·´Ïì+ £¬¹©µç-==·´Ïì- £¬ÈôÊDz»Ô¶´«Ö»Ðè½Ó24Vµçѹ+ £¬- £¬ÈôÊÇÐèÒªÔ¶´«ÐèÒª×é³É»Ø· £¬ºÃ±È24V+½ÓѹÁ¦±í+ £¬Ñ¹Á¦±í-½Ó4¡«20mA+ £¬4¡«20mA-½Ó24V-¾Í¿ÉÒÔ £¬¿ÉÄÜÖÐÐÄÓжË×Ó £¬Òª¿´Ò»Ï»Ø·ͼ¡£
Һλ´«¸ÐÆ÷½ÓÏßÖ®µçѹÐÍÈýÏßÖƽÓÏß·½·¨£ºµçÔ´+==¹©µç+ £»µçÔ´-(ÐźÅ-)==¹©µç- £»ÐźÅ+==·´Ïì+ £¬µçÔ´-(ÐźÅ-)¡£
Һλ´«¸ÐÆ÷½ÓÏßÖ®ËÄÏßÖƽÓÏß·½·¨£ºµçÔ´+==¹©µç+ £»µçÔ´-==¹©µç- £»ÐźÅ+==·´Ïì+ £¬ÐźÅ-==·´Ïì-¡£
˵µ½ÕâÀïÓеÄÈË»áÎÊΪºÎҺλ¿ª¹ØºÍҺλ´«¸ÐÆ÷µÄÔÀíÏàͬΪºÎҺλ¿ª¹ØµÄ½ÓÏßÒªÌå»áÓÐËù²î±ðÄØ £¿ÄÇÊÇÓÉÓÚҺλ¿ª¹ØÊÇƾ֤Һλ´«¸ÐÆ÷µÄÐźÅÊä³ö¿ªÆô·ÅË®»òÕß½øË®µÄ·§ÃŶøʹˮλ¼á³Öºã¶¨µÄÒ»ÖÖ¿ØÖÆÆ÷¡£Ò²¿ÉÒÔ˵Һλ¿ª¹ØÊä³öµÄÊÇÒ»ÖÖ¿ª¹ØÐźŠ£¬ÒºÎ»¿ª¹ØÊ×ÏÈҪȷ¶¨ÒºÎ»µÄ¸ß¶È £¬ÒÀ¾ÝÕâ¸ö¸ß¶ÈÀ´Êä³ö¿ª¹ØÁ¿Ðźš£¶øҺλ´«¸ÐÆ÷Êǽ«ÒºÎ»µÄ¸ß¶Èת»¯ÎªµçÐźŵÄÐÎʽ¾ÙÐÐÊä³ö¡£ÎÒÃÇ¿ÉÒÔ¶ÔµçÐźžÙÐд¦Öóͷ£ºÃ±ÈºÍplc¡¢Êý¾ÝÊÕÂÞÆ÷»òÕßרҵÏÔʾÆ÷ÏàÁ¬½ø¶øÊä³öҺλµÄ¸ß¶È¡ £ÉÐÓоÍÊÇҺλ¿ª¹ØºÍҺλ´«¸ÐÆ÷µÄÔÀíËäÈ»Ïàͬ¡£¿ÉÊÇҺλ¿ª¹ØÊÇ¿ª¹Ø¿ØÖƵç· £¬¶øҺλ´«¸ÐÆ÷ÊÇÏ൱ÓÚ±äѹ £¬±äÁ÷Óõĵç·Ԫ¼þ¡£
Ïà¹Ø×ÊѶ
¹ØÓÚÐû²¼2021Äê¶ÈÕã½Ê¡¡°×¨¾«ÌØС±ÖÐСÆóÒµÃûµ¥µÄ֪ͨ
2022-10-13
