|
![](https://ae01.alicdn.com/kf/S619dca748f6e45f7ad8a54ffb8b36a6aQ/RS485-SHT20-Modbus-RTU.jpg) ![](https://ae01.alicdn.com/kf/S9cc09461dfd0488282271b7fcc495e2f6/RS485-SHT20-Modbus-RTU.jpg) ![](https://ae01.alicdn.com/kf/S91093eae36a54a46b2df908903f981b8S/RS485-SHT20-Modbus-RTU.jpg) ![](https://ae01.alicdn.com/kf/S6f078889971840308407bf38847259b5t/RS485-SHT20-Modbus-RTU.jpg) aHR0cDovL2ZyZWVzaGlwLmNvLmty![](https://ae01.alicdn.com/kf/S619dca748f6e45f7ad8a54ffb8b36a6aQ/RS485-SHT20-Modbus-RTU.jpg) ![](https://ae01.alicdn.com/kf/S9cc09461dfd0488282271b7fcc495e2f6/RS485-SHT20-Modbus-RTU.jpg) ![](https://ae01.alicdn.com/kf/S91093eae36a54a46b2df908903f981b8S/RS485-SHT20-Modbus-RTU.jpg) ![](https://ae01.alicdn.com/kf/S6f078889971840308407bf38847259b5t/RS485-SHT20-Modbus-RTU.jpg) ![](https://ae01.alicdn.com/kf/S0d44215e0f5246b297ef2f578dacbd199/RS485-SHT20-Modbus-RTU.jpg)
- ½º¸¶Æ® ±â±â: no
- DIY ¿ëÇ°: Woodworking
- ºê·£µå À̸§: FGHGF
- ±Ù¿ø: CN (Á¤Ç°)
¿É¼ÇÁ¤º¸[(29)white]![](https://ae01.alicdn.com/kf/Se383cfdde48d4eada7189da8b5dec5419/RS485-SHT20-Modbus-RTU.jpg_640x640.jpg)
![](https://ae01.alicdn.com/kf/HTB1jacgGb1YBuNjSszeq6yblFXaA.jpg)
¿Âµµ ½Àµµ ¼Û½Å±â RS485 SHT20 ¼¾¼ ¸ðµå ¹ö½º RTU ȹµæ ¸ðµâ º¯È¯±â °íÁ¤¹Ð
¼³¸í: Á¦Ç°Àº »ê¾÷¿ë Ĩ, °íÁ¤¹Ð SHT20 ¿Âµµ ¹× ½Àµµ ¼¾¼¸¦ äÅÃÇÏ¿© ¿ì¼öÇÑ ½Å·Ú¼º, °íÁ¤¹Ð ¹× ȣȯ¼ºÀ¸·Î Á¦Ç°À» º¸ÀåÇÕ´Ï´Ù. Ç¥ÁØ »ê¾÷¿ë Modbus RTU ÇÁ·ÎÅäÄÝ°ú ȣȯµÇ´Â ÇÁ·ÎÅäÄÝ °èÃþÀÎ RS485 Çϵå¿þ¾î ÀÎÅÍÆäÀ̽º (º¸È£ ¼³°è Æ÷ÇÔ) ¸¦ äÅÃÇÕ´Ï´Ù. MODBUS ÇÁ·ÎÅäÄÝ°ú ÀÏ¹Ý UART Åë½Å ÇÁ·ÎÅäÄÝÀ» ÅëÇÕÇÑÀÌ Á¦Ç°Àº »ç¿ëÀÚ°¡ Åë½Å ÇÁ·ÎÅäÄÝ, UART Åë½Å Áö¿ø ÀÚµ¿º¸°í ±â´ÉÀ» ¼±ÅÃÇÒ ¼ö ÀÖ½À´Ï´Ù (RS485 Á÷·Ä ÀÎÅÍÆäÀ̽º ¸ðµå µµ±¸ ¿¬°á ¿Âµµ ¹× ½Àµµ ÀÚµ¿ Ãâ·Â). ´Ü°è »ç¿ë: 1. Arduino¿Í °°Àº ½ÅÈ£ ¼ö½Å±â¸¦ RS485 Å͹̳ο¡ ¿¬°áÇϽʽÿÀ. 2 Àü¿ø ´ÜÀÚ¿¡ Àü¿ø °ø±Þ ÀåÄ¡¸¦ ÀÔ·ÂÇϽʽÿÀ. 3. ȹµæ ÇÑ µ¥ÀÌÅÍ¿¡ µû¸£¸é µ¥ÀÌÅÍ´Â ½ÇÁ¦ ÇÊ¿ä¿¡ µû¶ó ´Ù¸£°Ô 󸮵˴ϴÙ. Âü°í: 1. »ç¿ëÀÚ´Â ÀÚü ModBus µð¹ö±ë µµ±¸¿Í RS485 µð¹ö°Å¸¦ ÁغñÇØ¾ß ÇÕ´Ï´Ù. 2. ÄÁÆ®·Ñ·¯¸¦ »ç¿ëÇÏ¿© µ¥ÀÌÅ͸¦ ¼ö½ÅÇÏ´Â °æ¿ì Åë½Å ÇÁ·ÎÅäÄÝ ¹× ¸í·É¿¡ µû¶ó ¾²±â Äڵ带 ÀÛ¼ºÇؾßÇÕ´Ï´Ù. Ư¡: 1. Áö¿ø MODBUS RTU ÇÁ·ÎÅäÄÝ. RS485 ´Â 1000 ¹ÌÅÍ Åë½ÅÀ» Áö¿øÇÕ´Ï´Ù. 3. Ç¥ÁØ DIN35 ÀåÂø ·¹ÀÏ. 4. °íÁ¤¹Ð. 5. »ê¾÷¿ë Á¦Ç°, ³ôÀº ÁøÇà SHT20 ¿Âµµ ¹× ½Àµµ ¼¾¼, RS485 Åë½Å. 6. Ç¥ÁØ MODBUS ÇÁ·ÎÅäÄÝ ¹× ÀÏ¹Ý ÇÁ·ÎÅäÄÝ, »ç¿ëÀÚ´Â Åë½Å ÇÁ·ÎÅäÄÝÀ» ¼±ÅÃÇÒ ¼ö ÀÖ½À´Ï´Ù. 7.Baud ºñÀ²Àº ½º½º·Î °áÁ¤ÇÒ ¼ö ÀÖ½À´Ï´Ù. 8. ÀÚµ¿ ¾÷·Îµå ±â´É°ú ÀÏ¹Ý °è¾à, ¾÷·Îµå ¼Óµµ ½º½º·Î °áÁ¤ÇÒ ¼ö ÀÖ½À´Ï´Ù ¸Å°³ º¯¼ö: 1. Á¦Ç° À̸§: Modbus RTU RS485 SHT20 ¿Âµµ ½Àµµ ¼Û½Å±â 2. ÀÛµ¿ Àü¾Ð: DC 5V ~ 30V 3. Ãâ·Â ½ÅÈ£: RS485 ½ÅÈ£ 4. Åë½Å ÇÁ·ÎÅäÄÝ: Modbus RTU ¹× ÀÏ¹Ý ÇÁ·ÎÅäÄÝ 5. Åë½Å ÁÖ¼Ò: 1 ~ 247 (±âº»°ª 1) 6. ¿Âµµ ¹üÀ§:-40 ¡É ~ 60 ¡É 7. ¿Âµµ Á¤¹Ðµµ: +/-0.5 ¡É 8. ¿Âµµ ÇØ»óµµ: 0.1 ¡É 9. ½Àµµ ¹üÀ§: 0% RH ~ 80% RH 10. ½Àµµ Á¤¹Ðµµ: +/-3% RH 11. ½Àµµ ÇØ»óµµ: 0.1% RH 12. Àü·Â: 0.2W ¹Ì¸¸ 13. ÀÛ¾÷ ¿Âµµ:-40 ¡É ~ 85 ¡É 15. ÀÛ¾÷ ½Àµµ: 0% ~ 95% RH 16. Å©±â: 65*46*28.5mm Á¶°Ç: ½Å±Ô À¯Çü: ³í¸® IC ¼Ò»ê Àü·Â: 0.2W ¹Ì¸¸ »ö»ó: Èò»ö Àç·á: Çöó½ºÆ½ Àû¿ë: ¿Âµµ ½Àµµ ¼Û½Å±â Ư¡: RS485 ´Â 1000 ¹ÌÅÍ Åë½ÅÀ» Áö¿øÇÕ´Ï´Ù ½Åû: 1. °øÀå °¨Áö 2. Àåºñ »óÀÚ °¨Áö 3. ȯ°æ Å×½ºÆ® 4. °¡Á¤ º¸¾È ÆÐÅ°Áö ³»¿ë: 1 °³ * ¿Âµµ ¹× ½Àµµ ¼¾¼ À§ÀÇ ÆÐÅ°Áö ³»¿ë¸¸, ´Ù¸¥ Á¦Ç°Àº Æ÷ÇÔµÇÁö ¾Ê½À´Ï´Ù. Âü°í: °¡º¿î ÃÔ¿µ ¹× ´Ù¸¥ µð½ºÇ÷¹ÀÌ·Î ÀÎÇØ ±×¸²ÀÇ Ç׸ñ »ö»óÀÌ ½ÇÁ¦¿Í ¾à°£ ´Ù¸¦ ¼ö ÀÖ½À´Ï´Ù. ÃøÁ¤ Çã¿ë ¿ÀÂ÷´Â +/- 1-3cm ÀÔ´Ï´Ù.
![](https://ae01.alicdn.com/kf/HTB1bBJ0x5CYBuNkSnaVq6AMsVXa8.jpg)
![](https://ae01.alicdn.com/kf/HTB1.5.nGeySBuNjy1zdq6xPxFXar.jpg)
![](https://ae01.alicdn.com/kf/HTB1Z3d5GqmWBuNjy1Xaq6xCbXXaw.jpg)
![](https://ae01.alicdn.com/kf/HTB1dQp5GqmWBuNjy1Xaq6xCbXXaJ.jpg)
|
|
|
|
|