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![](https://ae01.alicdn.com/kf/S62c7dac7bb034a39bc7f56b97def3e51K/2-tcxo-433mhz.jpg) ![](https://ae01.alicdn.com/kf/S40115bb4386449f5a06f6fa3940dd275U/2-tcxo-433mhz.jpg) aHR0cDovL2ZyZWVzaGlwLmNvLmty![](https://ae01.alicdn.com/kf/S62c7dac7bb034a39bc7f56b97def3e51K/2-tcxo-433mhz.jpg) ![](https://ae01.alicdn.com/kf/S40115bb4386449f5a06f6fa3940dd275U/2-tcxo-433mhz.jpg) ![](https://ae01.alicdn.com/kf/S348e058ad4d947e39908e1f7c4b1b1beA/2-tcxo-433mhz.jpg)
- ¿ø»êÁö: Áß±¹
- Model Number: E820-DTU(2I2-433L)
- Chipset: sx1278
- Supplier Type: oem/odm
- Application: IOT wireless data transmission
- Product name: 2-channel wireless transmission modem
- Product advantages: 2-channel,Modbus RTU
- Working mode: Auto adaptation
- IC: SX1278
- Standard frequency band: 433Mhz
- Communication interface: RS485
- Collection range: 4-20 mA
- Transmission protocol: analog signal
- Size: 105*79*25 mm
![](https://ae01.alicdn.com/kf/Sc20f54d62d894601a5d09b4667d1e2fdp.jpg?width=930&height=762&hash=1692)
Á¦Ç° ¼³¸í
2 ä³Î ¾Æ³¯·Î±× ½ÅÈ£ Á¦¾î ÀåÄ¡ ¹«¼± ¹«¼± ¿ø°Ý ¼Û½Å±â ¹× ¼ö½Å±â µ¥ÀÌÅÍ Àü¼Û »ê¾÷¿ë ¸ðµ© 433mhz
[Ä÷º¼Ç]: Àüȯ ¼ö·®/µðÁöÅÐ ¼ö·®
[ÀÎÅÍÆäÀ̽º]: RS485
[I/O ä³Î]: 2 ä³Î
[Å©±â]: 124*105*25mm
[Ư¡]: E820-DTU(2I2-433L) ´Â ¾Æ³¯·Î±× ¾çÀÇ ´ÙÀ½, Á¦¾î ¹× ¼öÁýÀ» Áö¿øÇÏ´Â ¿ø°Ý Á¦¾î ÀåÄ¡ÀÔ´Ï´Ù. Á¦¾î ¹× ¼öÁý ¸ðµå¿¡¼ Modbus RTU ÇÁ·ÎÅäÄÝÀ» Áö¿øÇÕ´Ï´Ù. ÀÌ Á¦Ç°Àº »ç¿ëÇϱ⠽±°í »ç¿ëÀÚ ½Ã½ºÅÛ¿¡ ÅëÇյǾî 433MHz ´ë¿ªÀ» ÅëÇØ ¿ø°Ý ¹«¼± Á¦¾î¸¦ ½ÇÇöÇÒ ¼ö ÀÖ½À´Ï´Ù.
RF ÆĶó¹ÌÅÍ |
À妽º |
Ç¥ÁØ ¹êµå |
433MHz |
TX ÆÄ¿ö |
30 dBm |
Çϵå¿þ¾î ¸Å°³ º¯¼ö |
À妽º |
Å©±â (H * W * D) |
124*105*25mm |
¹«°Ô |
138 ± 2g |
ÀÛµ¿ ¿Âµµ |
-20¡É -+70¡É |
º¸°ü ¿Âµµ |
-40¡É -+85¡É |
ÀÛµ¿ ½Àµµ |
5% ~ 95% |
ÀúÀå ½Àµµ |
1% ~ 95% |
ÀÛµ¿ Àü¾Ð |
8V ~ 28V |
ÇöÀç ¼öÁý ¹üÀ§ |
0mA ~ 20mA |
ÇöÀç Ãâ·Â ¹üÀ§ |
0mA ~ 20mA |
Á¤¹Ðµµ |
0.2% |
µ¥ÀÌÅÍ ÀÎÅÍÆäÀ̽º |
RS485:9600bps |
¼ÒÇÁÆ®¿þ¾î ¸Å°³ º¯¼ö |
À妽º |
ÀÛµ¿ ¸ðµå |
TX ´ÙÀ½, RX, Á¦¾î ¹× ¼öÁý, ±¸¼º |
±¸¼º ¸í·É |
¸ðµå ¹ö½º RTU |
Cojxu÷´Ü ±â¼ú ȸ»ç IoT ¼Ö·ç¼Ç¿¡ ÁýÁß, ¹«¼± Á¦Ç° °³¹ß ¹× Á¦Á¶ Àü¹® »ê¾÷¿ë DTU,UART ¸ðµâ, SPI ¸ðµâ, µ¥ÀÌÅÍ ¶óµð¿À, PKE ¸ðµâ, °³¹ß Å°Æ®(¾ÈÅ׳ª, ´Ù±â´É ¾î´ðÅÍ, ´Ù¿î·Î´õ ¹× CC µð¹ö°Å µî)
ÀúÈñ ȸ»ç´Â ´Ù¼öÀÇ µ¶¸³Àû ÀÎ ¿¬±¸ °³¹ß Á¦Ç°À» º¸À¯ÇÏ°í ÀÖÀ¸¸ç °·ÂÇÑ R & D ÆÀ ¹× ¸¶ÄÉÆà ÆÀ°ú ÇÔ²² ¸¸ÀåÀÏÄ¡·Î ½ÂÀÎ µÈ °í°´À» È®º¸ÇÏ°í ÀÖ½À´Ï´Ù.
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Æ÷Àå ¹× ¹è¼Û
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FAQ
Q1: Á¦Á¶¾÷ÀÚÀÔ´Ï±î ¾Æ´Ï¸é ¹«¿ª ȸ»çÀԴϱî? A1: ¿ì¸®´Â Á¦Á¶¾÷üÀÔ´Ï´Ù. 2 ä³Î ¾Æ³¯·Î±× ½ÅÈ£ Á¦¾î ÀåÄ¡ ¹«¼± ¹«¼± ¿ø°Ý ¼Û½Å±â ¹× ¼ö½Å±â tcxo »ê¾÷¿ë ¸ðµ© 433mhz
Q2: ODM ¶Ç´Â OEMÀ» ÇÒ ¼ö ÀÖ½À´Ï±î? A2: ¸ÂÃã ¼ºñ½º¸¦ Á¦°øÇÏ°ÔµÇ¾î ±â»Þ´Ï´Ù. ¼÷·Ã µÈ ¿£Áö´Ï¾î ÆÀÀÌ ±ÍÇÏÀÇ ¿ä±¸ »çÇ׿¡ µû¶ó ¿Ïº®ÇÑ ¼Ö·ç¼ÇÀ» Á¦°øÇÕ´Ï´Ù. Q3 Á¦Ç° ·Î°í ¸ÂÃãÈÇÒ ¼ö ÀÖ½À´Ï±î? A3 ´ë·® ÁÖ¹®ÀÇ °æ¿ì ¸ÂÃãÇü ·Î°í¸¦ Áö¿øÇÕ´Ï´Ù. Q4: ¹è´Þ ½Ã°£Àº ¾î¶»½À´Ï±î? A4: Á¤»çÀÌÁî ÁÖ¹®ÀÇ °æ¿ì »ý»êÀ» À§ÇØ ¾à 3-6 ÀÏÀÌ ¼Ò¿äµÇ¸ç ´ë·® ÁÖ¹® ¶Ç´Â ¸ÂÃãÇü ÁÖ¹®ÀÇ °æ¿ì 15-30 ÀÏÀÌ ÇÊ¿äÇÒ ¼ö ÀÖ½À´Ï´Ù. Q5: ¹è¼Û Á¶°Ç ¹× ÁöºÒ Á¶°ÇÀº ¹«¾ùÀԴϱî? A5: EXW, FOB, CFR, CIF µîÀ» ¼ö¶ôÇÕ´Ï´Ù. °¡Àå Æí¸®Çϰųª ºñ¿ë È¿À²ÀûÀÎ °ÍÀ» ¼±ÅÃÇÒ ¼ö ÀÖ½À´Ï´Ù. »ùÇà ÁÖ¹®, 50% ÀÔ±Ý ¹× ´ë·® ÁÖ¹®À»À§ÇÑ 50% Àܾ×À» ¹Ì¸® 100%. Q6: ¼ºñ½º ¹× º¸Áõ ÈÄ? A6: 1 ³â º¸ÁõÀ» Á¦°øÇÕ´Ï´Ù. Á¦Ç° »ç¿ë¿¡ ¹®Á¦°¡ÀÖ´Â °æ¿ì ¿µ¾÷ ´ã´çÀÚ¿¡°Ô ¹®ÀÇÇϽʽÿÀ. Q7. Á¦Ç°ÀÇ Ç°ÁúÀ» ¾î¶»°Ô ¾Ë ¼ö ÀÖ½À´Ï±î? A7: »ùÇÃÀ» ÁÖ¹®ÇÏ´Â °ÍÀÌ ÁÁ½À´Ï´Ù. ¶ÇÇÑ ÃæºÐÈ÷ ¾òÀ» ¼ö ¾ø´ÂÁö È®ÀÎÇϱâ À§ÇØ ÀÚ¼¼ÇÑ »çÁøÀ» À̸ÞÀÏ·Î º¸³»ÁֽʽÿÀ. Á¦Ç° ÆäÀÌÁöÀÇ Á¤º¸. Q8. ¾î¶»°Ô ¿ì¸®°¡ ´ç½Å¿¡°Ô¼ »ùÇÃÀ» ¾òÀ» ¼ö ÀÖ½À´Ï±î? A8 »ùÇÃÀ» »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù. ÀϹÝÀûÀ¸·Î »ùÇÃÀ» ÁغñÇÏ´Â µ¥ 2 ÀÏÀÌ °É¸³´Ï´Ù. ÀÌÀü¿¡ °Å·¡ ±â·ÏÀÌ ¾øÀ¸¸é ºÎÆ® »ùÇà ºñ¿ëÀ» û±¸ÇÏ°í Åùè ȹ°À» ¹ß¼ÛÇؾßÇÕ´Ï´Ù. Q9.¸ðµâÀ» Arduino º¸µå¿Í ¿¬°áÇÒ ¼ö ÀÖ½À´Ï±î? »ùÇà Äڵ带 Á¦°øÇÒ ¼ö ÀÖ½À´Ï±î? A9: ArduinoÀÇ ¸ðµ¨À» ¸ð¸£±â ¶§¹®¿¡ ¸ðµâÀ» ¿¬°áÇÒ ¼ö ÀÖ´ÂÁö È®½ÇÇÏÁö ¾Ê½À´Ï´Ù. Arduino º¸µå¸¦ ¸ðµâ°ú ¿¬°áÇÒ ¶§ Àü¿ø °ø±Þ ÀåÄ¡¸¦ È®ÀÎÇϽʽÿÀ. 3.3 V´Â Á¤»óÀÔ´Ï´Ù. ±×·¯³ª 5V ÀÇ °æ¿ì TXD ¹× AUX ÇÉ¿¡ 4-10k ÀÇ Ç®¾÷ ÀúÇ×À» Ãß°¡ÇؾßÇÕ´Ï´Ù. Á˼ÛÇÕ´Ï´Ù. Á¦°øÇÒ »ùÇà Äڵ尡 ¾ø½À´Ï´Ù. Q10 ¸ðµâÀ» ¶óÁ¸® ÆÄÀÌ¿Í ¿¬°áÇÒ ¼ö ÀÖ½À´Ï±î? A10: ¿¹, ¸ðµâÀ» ¶óÁ¸® ÆÄÀÌ¿Í ¿¬°áÇÒ ¼ö ÀÖ½À´Ï´Ù. . 2 ä³Î ¾Æ³¯·Î±× ½ÅÈ£ Á¦¾î ÀåÄ¡ ¹«¼± ¹«¼± ¿ø°Ý ¼Û½Å±â ¹× ¼ö½Å±â tcxo »ê¾÷¿ë ¸ðµ© 433mhz
![](https://ae01.alicdn.com/kf/Sd68f993f25ec46918375bd0a81b123c95.jpg?width=828&height=863&hash=1691)
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