Bitzer Group Lodam LMC341 DIWE, Manual

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Page 16
7.6. Modbus sample communica-
tion
Note: The following sample is a general Modbus commu-
nication sample and is not for the LMC341 DIWE!
Request: 0b041000000e75a4
Response: 0b041cffff0000095008b0e4a-
80014000b000108e108f1ffff000f0002fff39f8e
Request 0b03200000018f60
Response: 0b030200002045
8. Standards
The product is manufactured according to the following
standards.
RoHS 2002/95/EC
Low voltage 206/95/EC
EMC 2004/108/EC
61000-6-x Generic EMC
The following standards have been used:
EN 61010-1
Safety requirement for electrical equipment for
measurement and control.
EN 61000-6-2
Immunity standard for industrial environments.
EN 61000-6-3
Emission standard for residential, commercial and
lightindustrial environments.
CE approved.
Request (Input register)
0x0b Slave address 1 byte
0x04 Function code 1 byte
0x1000 Start addr 2 bytes
0x000e Quantity 2 bytes
0x75a4 CRC 2 bytes
Response
0x0b Address 1 byte
0x04 Function code 1 byte
0x1c NB bytes of data 1 byte
0xffff Value1 2 bytes
0x0000 Value2 2 bytes
0x0950 Value3 2 bytes
0x08b0 Value4 2 bytes
0xe4a8 Value5 2 bytes
0x0014 Value6 2 bytes
0x000b Value7 2 bytes
0x0001 Value8 2 bytes
0x08e1 Value9 2 bytes
0x08f1 Value10 2 bytes
0xffff Value11 2 bytes
0x000f Value12 2 bytes
0x0002 Value13 2 bytes
0xfff3 Value14 2 bytes
0x9f8e CRC 2 bytes
Request (Holding register)
0x0b Slave address 1 byte
0x03 Function code 1 byte
0x2000 Address 2 bytes
0x0001 Quantity 2 bytes
0x8f60 CRC 2 bytes
Reponse
0x0b Slave address 1 byte
0x03 Function code 1 byte
0x02 Quantity 1 byte
0x0000 Value1 2 bytes
0x2045 CRC 2 bytes