本公司保留对本手册所描述之产品规格进行修改的权利，恕不另行通知。
订货前，请垂询当地代理商以获悉本产品的最新规格。
We reserve all the rights to revise product specification without notice. Please consult
local agent to get the latest information of our products specification
目 录
1. 安装使用 Installation....................................................................................................................1
1.1 型号说明 Model Instruction................................................................................................1
1.2 技术指标..............................................................................................................................2
1.3 产品安装及尺寸..................................................................................................................3
1.4 接线方法..............................................................................................................................3
2. 通讯指南....................................................................................................................................... 4
2.1 通讯格式详解......................................................................................................................4
2.1.1 读取数据（功能码 03H/04H）...............................................................................4
2.1.2 预置单个寄存器（功能码 06H）...........................................................................4
2.1.3 预置多个寄存器（功能码 10H）...........................................................................4
2.2 通讯地址表..........................................................................................................................5
