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Bizbee Sourcing
TTL to RS485 module hardware RS485 to TTL automatic flow control board signal single chip microcomputer serial port board
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CNY ¥ 2.68 ≈ $ 0.37
Real-time USD to CNY exchange rate:7.3206
International shipping not included
Specifications:
Ttl to rs485 module
Quantity:
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模块特点:

 

1)本模块充分考虑了485总线防雷设计和抗干扰设计,极高的EMC(电磁兼容)、EMI(电磁抗干扰)性能,在野外长距离传输时,将模块的“接大地”端接入大地,可以起到很好的抗干扰和防雷的作用,使485总线更安全;室内短距离传输时可以不接入大地。

 

2)带有标准的2.54间距排针,方便您的二次开发

 

3)具有120欧匹配电阻,短接R0即可使能匹配电阻,长距离传输时建议短接。

 

4)支持多机通讯,同一个网络至少可连接40个节点

 

5)可以进行热插拔,不会出现信号栓死的现象

 

6)抗干扰型走线与铺铜方式,防止信号受到干扰

 

 

尊敬的客户您好:(购买须知)

1、本店默认发中通快递,如不到的地方可联系客服进行备注;

2、本店支持开票,订单金额需满100元,5个点;

3、本店产品一般均有现货,如缺货会第一时间与您联系;

4、本店产品仅提供产品资料,无技术支持;

5、批量订单可咨询客服价格,可供样品。更多优惠、可咨询客服.....

 

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