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Emerson Process Management GmbH & Co. OHG9-2
Instruction Manual
HASAxE-IM-HS
05/2006
9-2 Supported Functions
Modbus Description Function Code Remark
1
decimal (hex)
ReadCoils 01 (0x01) for registers of 2000
ReadDiscreteInputs 02 (0x02) for registers of 1000
ReadHoldingRegisters 03 (0x03) for registers of 3000, 8000, 9000
ReadInputRegisters 04 (0x04) for registers of 4000, 8000, 9000
WriteSingleCoil 05 (0x05) for registers of 2000
WriteSingleRegister 06 (0x06) for registers of 3000
Diagnostic 08 (0x08) sub function "00 = Return Query Data" only
WriteMultipleCoils 15 (0x0F) for registers of 2000
WriteMultipleRegisters 16 (0x10) for registers of 3000, 8000, 9000
EncapsulatedInterfaceTransport 43 (0x28) sub function "0x60" and "0x81" only
(to be used for configuration file transfer)
9-2 Modbus - Supported Functions
1)
Registers ranges 8000 and 9000 are Daniel/Enron long word or floating point registers.
To calculate the related Modicon registers use the following table:
Daniel/Enron Modicon Data type
8001 - 8499 equal 5001 - 5999 long word
9001 - 9999 equal 6001 - 7999 floating point
or
the following pages for comparisons of all Daniel/Enron and Modicon registers.