200Smart与仪表的modbus通讯
仪表的功能码：0x03:读保持寄存器
0x04:读输入寄存器
仪表的输入寄存器地址 0x0001 温度值 2字节
0x0002 湿度值 2字节
Modscan32软件充当主站，用485线将仪表和电脑连接。
在MODSCSAN32软件中，配置—》显示选项—》显示数据流
注意：Modscan32软件与仪表通讯时，PLC就无法与仪表通信了，因为Modbus是
单主站通讯。Modscan32充当主站，PLC就无法当主站了。
由PLC作为主站跟仪表进行通讯：
当有多个Modbus仪表时，要修改仪表的设备号
当连接有多个Modbus仪表时，需要通过Modscan32软件修改每个仪表的设备号
然后再连入PLC进行通讯。
此时已把默认的站地址1改成了站地址2了。
MODBUS（客户端和服务端）指令的管脚定义
Modbus地址与S7-200Smart CPU地址映射关系
Thanks for providing something so good.
Qualidade impecável. Ótima escolha.
Ótima experiência de compra. Aprovadíssimo.
Chegou como esperado. Produto de primeira linha.
Funcionou muito bem. Superou expectativas.
Chegou como esperado. Produto de primeira linha.
Everything perfect. Very well-made.
Came as expected. Totally worth it!
Truly enjoyed this post. It gave tons of useful information. Great effort on creating this.
Hey there! Do you know if they make any plugins to assist
with SEO? I’m trying to get my website to rank for some targeted
keywords but I’m not seeing very good success.
If you know of any please share. Thank you! I saw similar text here:
[Coaching](https://codeofdestiny.art/?page_id=20 “Coaching”)