|
²úÆ·Ãû³Æ£º
|
485TC RS232/RS422ת»»Ä£¿é(ÔöÇ¿ÐÍ¡¢1800Ã×)
|
ÐÍ ºÅ£º
|
485TC
|
¼Û ¸ñ£º
|
|
Æ· ÅÆ£º
|
1516
|
|
|
485C/485TC U485C 485A/485TA U485A 485A1
²¨Ê¿ RS-232/RS-485/RS-422ת»»Æ÷
Ò»¡¢ÓÃ;
²¨Ê¿RS-232/RS-485/RS-422ת»»Æ÷¶¼¿É½«RS-232ͨОàÀëÑÓ³¤ÖÁ 1.2KmÒÔÉÏ£¨9600bpsʱ£©¡£¶¼¿ÉÒÔÓÃÓÚPC »úÖ®¼ä¡¢PC »úÓ뵥Ƭ»úÖ®¼ä¹¹³ÉÔ¶³Ì¶à»úͨÐÅÍøÂç¡£²¨Ê¿µç×ÓÊÇͨ¹ýÁË ISO9002 ÖÊ
Á¿ÈÏÖ¤µÄÆóÒµ¡£²¨Ê¿µç×ÓµÄRS-232/485/422 ת»»Æ÷ÊÇ»ñµÃ2000¹ú¼Ê²â¿Ø²©ÀÀ»á½ð½±µÄ²úÆ·¡£
¶þ¡¢Ó²¼þ°²×°
ÍâÐζ¼Îª DB-9/DB-9 ת½ÓºÐ´óС£¬ÆäÖÐ DB-9£¨¿××ù£©Ò»¶ËÖ±½Ó²åÔÚ 9 о RS-232 ²å×ù£¨Õë×ù£©ÉÏ¡£Èç¹û PC »úµÄ RS-232 ½Ó¿ÚΪ DB-25£¬ÇëÏò²¨Ê¿µç×ÓÌØ±ðÌá³ö£¬Ò²¿ÉÓà DB-25/DB-9 ת½ÓºÐ¡£PC
»úRS-232´®ÐпڵÄDB-25 оÓëDB-9оÁ¬½ÓÆ÷Òý½Å·ÖÅäÈçÏ£ºDB-9:2-RXD(ÊÕ),3-TXD(·¢),5–GND (µØ)¡£DB-25:2-TXD(·¢),3-RXD(ÊÕ),7-GND(µØ)¡£²¨Ê¿µç×Ó»¹¿ÉÒÔÌṩ¾üÆ·¼¶£¨-40¡æ£©µÄת»»Æ÷¡£
RS-485£¨»ò RS-422£©Í¨ÐލÒéÒ»¶¨Òª½ÓµØÏߣ¬ÒòΪ RS-485£¨»ò RS-422£©Í¨ÐÅÒªÇóͨÐÅË«·½µÄµØµçλ²îСÓÚ1V¡£¼´£º°ëË«¹¤Í¨ÐŽÓ3¸ùÏߣ¨+A¡¢—B¡¢µØ£©£¬È«Ë«¹¤Í¨ÐŽÓ5 ¸ùÏߣ¨+·¢¡¢—·¢¡¢
+ÊÕ¡¢—ÊÕ¡¢µØ£©¡£ÎªÁ˰²È«Æð¼û£¬½¨ÒéͨÐÅ»úÆ÷µÄÍâ¿Ç½Ó´óµØ¡£¹â¸ôת»»Æ÷(U485C¡¢U485A)µÄËùÓÐÍâ½ÓµçÔ´µÄ“µØ”±ØÐëÈ«²¿Á¬ÔÚÒ»Æðµ«²»ÒªÓë¼ÆËã»úÍâ¿ÇµØÏàÁ¬£¬ÒòΪµçÔ´“µØ”ͬʱҲÊÇ RS-485
»òRS-422µÄÐźœµØ”¡£µ±Í¨ÐžàÀ볬¹ý 100Ã×Ê±ÍÆ¼öʹÓùâµç¸ôÀëµÄͨÐŽӿÚת»»Æ÷¡£
Èý¡¢Èí¼þ˵Ã÷
±¾²úÆ·¾ùÎÞÐèÈκγõʼ»¯ÉèÖã¡Ö»Óõ½ RXD£¨ÊÕ£©¡¢TXD£¨·¢£©¡¢GND£¨µØ£©Ðźţ¬¼ÓÉ϶ÀÓеÄÄÚ²¿ÁãÑÓʱ×Ô¶¯ÊÕ·¢×ª»»¼¼Êõ£¬È·±£ÊʺÏËùÓÐÈí¼þ£¡
ËÄ¡¢ÐÔÄÜ˵Ã÷
ÐÍ ºÅ ¹¦ ÄÜ ÌØ ÐÔ Ëµ Ã÷
485C £º RS-232/RS-485/RS-422ת»»Æ÷£¨ÔöÇ¿ÐÍ¡¢1800Ã×£© ȫ˫¹¤°ëË«¹¤Í¨Óà ÎÞÐ蹩µç
485TC£º ¹âµç¸ôÀëRS-232/RS-485/RS-422ת»»Æ÷ ȫ˫¹¤°ëË«¹¤Í¨Óà ÎÞÐ蹩µç
485A £º RS-232/RS-485ת»»Æ÷£¨ÔöÇ¿ÐÍ¡¢1800Ã×£© °ëË«¹¤ ÎÞÐ蹩µç
485TA£º ¹âµç¸ôÀëRS-232/RS-485ת»»Æ÷ °ëË«¹¤ ÎÞÐ蹩µç
U485C ¹â¸ô·Ç¹â¸ôͨÓÃRS-232/RS-485/RS-422ת»»Æ÷ ȫ˫¹¤°ëË«¹¤Í¨Óà ÎÞÐ蹩µç/5V¹©µç
U485A ¹â¸ô·Ç¹â¸ôͨÓÃRS-232/RS-485ת»»Æ÷ °ëË«¹¤ ÎÞÐ蹩µç/5V¹©µç
²¨Ê¿µç×ÓµÄCÐÍת»»Æ÷ÊǹúÄÚΨһÄܹ»ÊµÏÖȫ˫¹¤¶à»úͨÐŵÄRS-232/RS-485/RS-422ת»»Æ÷ ²¨Ê¿µç×ÓµÄTÐÍת»»Æ÷ÊÇÊÀ½çΨһÄܹ»ÊµÏÖ¹âµç¸ôÀë¶øÇÒÎÞÐëµçÔ´µÄRS-232/RS-485/RS-422ת»»Æ÷ RS-485 Ϊ°ëË«¹¤Í¨ÐÅ·½Ê½¡£RS-422 Ϊȫ˫¹¤·½Ê½¡£·Ç¹â¸ôת»»Æ÷£¨Ðͺţº485C¡¢485A£©ÎÞÐèÍâ½ÓµçÔ´£¬×î¸ßËÙÂÊ 115.2Kbps¡£U ϵÁйâ¸ô·Ç¹â¸ôͨÓÃת»»Æ÷£¨ÐͺţºU485C¡¢U485A£©×÷·Ç¹â¸ôת»»Æ÷ʹÓÃʱÎÞÐ빩µç¡¢UϵÁÐ×÷¹â¸ôת»»Æ÷ʹÓÃʱÐèÍâ½Ó5VµçÔ´£¨µçѹ5±0.5V¡¢¹¦ºÄµçÁ÷<50mA£©£¬Í¨ÐÅËÙÂÊ×î¸ß´óÓÚ 9600bps¡£T ϵÁйâ¸ôת»»Æ÷£¨Ðͺţº485TC¡¢485TA£©ÎÞÐëÍâ½ÓµçÔ´£¬Í¨ÐÅËÙÂÊ×î¸ß´óÓÚ 9600bps£¬Êµ¼Ê¿É´ï 38.4Kbps ÒÔÉÏ¡¢ÊÊºÏ PC »úʹÓá£485C¡¢485TC¡¢U485C Ϊȫ˫¹¤/°ëË«¹¤Í¨ÓÃÐÍ¡£485A¡¢485TA¡¢U485AΪ°ëË«¹¤ÐÍ¡£²¨Ê¿µç×ÓµÄϵÁÐת»»Æ÷·ÖΪ¶ËµãʽÓë½Úµãʽ£¬Ò»°ãĬÈÏΪ¶Ëµãʽ¡£¶Ëµãʽ¿ÉÒÔ´ø128¸ö¡¢½Úµãʽ¿ÉÒÔ±»´ø128 ¸öµã¡£ËùÓйâ¸ôת»»Æ÷µÄ¸ôÀëµçѹ¾ùΪ2500V¡£ËùÓв¨Ê¿×ª»»Æ÷¾ùÄÚÖÃ600W¿¹À×»÷ÀËÓ¿±£»¤Æ÷ºÍ 1500V·À¾²µç±£»¤Æ÷¡£
|
|
|