Best E5 Series User Manual page 201

E5 User Manual
Application layer protocol
data unit
Parameter
Register address
Number of registers
Check
Parameter 0x42: parameter management
Request format is shown in appendix table 16.
Application layer protocol
data unit
Parameter
Sub-parameter
Data
Check
Response format is shown in appendix table 17.
Application layer protocol
data unit
Parameter
Sub-parameter
Data
Check
Sub-parameters supported by parameter management are set forth in the table 18.
Table 7-15
Data length (number of
bytes)
1
2
2
LRC or CRC
Table 7-16
Data length (number of
bytes)
1
2
2 (high byte is parameter
group number, while low
byte is parameter in-group
index)
LRC or CRC
Table 7-17
Data length (number of
bytes)
1
2
2
LRC or CRC
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Chapter 7 Modbus Maintenance
Range
0x10
0x0000~0xFFFF
1~0x4
Range
0x42
0x0000~0x0007
Range
0x42
0x0000~0x0007
0x0000~0xFFFF