Mô Đun Chuyển Đổi Ttl Sang Rs485 485 To Serial Uart 3.3v 5v


₫ 31.661

Sản phẩm Mô Đun Chuyển Đổi Ttl Sang Rs485 485 To Serial Uart 3.3v 5v đang được mở bán với mức giá siêu tốt khi mua online, giao hàng online trên toàn quốc với chi phí tiết kiệm nhất,0 đã được bán ra kể từ lúc chào bán lần cuối cùng.Trên đây là số liệu về sản phẩm chúng tôi thống kê và gửi đến bạn, hi vọng với những gợi ý ở trên giúp bạn mua sắm tốt hơn tại Pricespy Việt Nam

Tips:
This module can realize the mutual conversion between TTL signal and RS485 signal, but 485 is half-duplex communication. This communication mode can realize two-way communication, but it can not be carried out in two directions at the same time. That is, each end of the communication channel may be the transmitting side or the receiving side, but at the same time, the information may have only one transmission direction.
This module realizes the mutual conversion between TTL signal and RS485 signal, no need to "receive - send" control, use this module as you operate the serial port as simple, compatible with 3.3V and 5.0V power supply, compatible with 3.3V and 5.0V signal; Imported chip, the performance is very stable, to industrial design standards; anti-interference ability, while more effective 485 mine design, in the industrial field and field harsh environment, the transmission distance of up to 1000 meters Of the 850 meters of 2 * 1.5 cable to do the test, it is recommended to use within 800 meters, more than 800 meters, please add repeaters).


Product Features:
Fully consider the 485 bus lightning protection design and anti-jamming design, long-distance transmission in the field, the module's "earth" side access to the earth, can play a very good anti-jamming and lightning effect, 485 Bus more secure; indoor short distance transmission can not access the earth.
The use of standard 2.54 pitch design, to facilitate your secondary development.
With 120 ohm matching resistor, shorted R0 to enable matching resistor, long-distance transmission of the proposed short-circuit.
Support multi-machine communication, allowing access to up to 128 devices on the bus.
Support hot-swappable, there will not be other 485 chip hot plug signal plug dead phenomenon.
Large area of copper, to prevent signal interference.
Half-hole process design, thickness 0.8mm, can be easily used as a mother board, but also welding terminal use.
With RXD, TXD signal indicator.

Product parameters:
Operating voltage: compatible with 3.3V and 5.0V
Support baud rate: 110-256000bps
Operating temperature: -40 Celsius to +85 Celsius
Communication signal: compatible with 3.3V and

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