Enhancing Modbus-RTU Communications for Smart Metering in Building Energy Management Systems

Table 1

Reference messages.

Request	Expected response	Length
10 01 00 00 00 64 3d e1	10 81 02 c1 91	5 bytes
20 03 04 05 00 01 95 3b	20 03 02 41 c7 c9 86	7 bytes
30 03 0f a8 00 03 87 3f	30 03 06 00 00 00 00 00 00 21 75	11 bytes