F&F LE-03MB - How to Read out of Energy Information; Use Primary Address 01 to Read Energy Information; How to Read out a Meters Energy Information by Using Broadcast Address 254 (FE); How to Read out the Meters Energy Information by Using Secondary Addres

LE-03MB - User manual
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9.5. How to read out of energy information
9.5.1. Use primary address 01 to read energy information
Format:
Master to Slave: 10 7B/5B adr CS 16
Slave to Master: Variable data structure
Example: 10 7B 01 7C 16
9.5.2. How to read out a meter’s energy information by using broadcast address 254 (FE)
Master to Slave: 10 7B/5B FE CS 16
Slave to Master: Variable data structure
Example: 10 5B FE 59 16
9.5.3. How to read out the meter’s energy information by using secondary addres
Example:
Secondary address: 12 34 56 78
Step 1
Initialize the Slave
Master to Slave: 10 40 FF 3F 16
Slave to Master: No answer
Step 2
Check the secondary address. After receiving the command, the slave will check if the secondary address in the
command is same with its secondary address or not.
Master to Slave: 68 0B 0B 68 73 FD 52 78 56 34 12 FF FF FF FF D2 16
Slave to Master: E5
Step 3
Read the energy information
Master to Slave: 10 7B FD 78 16
Slave to Master: DIF===== Coding of the Data Information Field
VIF===== Codes for Value Information Field