天罡Modbus热量表通讯协议V1.005

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1、威海市天罡仪表股份有限公司热量表通讯协议ModbusPLOU2013/12/19中文版天罡仪表目录修订历史2版本1.000~版本1.002.............................................................................................................................................................21说明......................

2、..................................................................................................................................................................22接口描述....................................................................................

3、............................................................................................33读写示例..........................................................................................................................................................

4、......................53.1读正向累计能量.........................................................................................................................................................63.2读反向累计能量.......................................................

5、..................................................................................................63.3读进水温度.................................................................................................................................................

6、................63.4读回水温度.................................................................................................................................................................63.5读温差绝对值........................................................

7、.....................................................................................................73.6读正向累计流量............................................................................................................................................

8、.............73.7读流速.........................................................................................................................................................................73.8读功率........................................