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Modbus services
S1A53844 01/2011 35
• Read indirect block of 2 parameters:
• Error response on invalid starting address:
• Error response on invalid quantity of registers:
Note: Reading values of parameters F875 to F879. Value of parameter F87p can be read by reading the address
187p.
Example for parameter F875:
0875: parameter assignment
1875: parameter value
Request: 01 03 18 75 00 02 D3 71
Response: 01 03 04 64 04 17 70 AA D6
Request: 01 03 18 76 00 02 23 71
Response: 01 83 03 01 31
Request: 01 03 18 75 00 06 D2 B2
Response: 01 83 03 01 31