Transcription of MTL8000 - Process Control and Instrumentation
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MTL8000 Process Control for Process I/OModbus Communications ManualApplication NoteCONTENTSiContentsAN8002 1 April 1999 MODBUS IS MODBUS?..2 MODBUS QUERY-RESPONSE TRANSMISSION MESSAGE MESSAGE address function data error check ENCODING AND CONCEPTS AND register and flag organisation and & Control COIL STATUS (FUNCTION 01)..9 READ INPUT STATUS (FUNCTION 02)..10 READ HOLDING REGISTERS (FUNCTION 03)..11 READ INPUT REGISTERS (FUNCTION 04)..12 FORCE SINGLE COIL (FUNCTION 05)..13 PRESET SINGLE REGISTER (FUNCTION 06)..13 DIAGNOSTICS (FUNCTION 08)..14 Return Query Data (sub-function 00 00)..14 Restart Comm Option (sub-function 00 01).
MTL8000 Process Control for Process I/O Modbus Communications Manual Application Note
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