Series 2000 Communications Handbook - Soliton
Series 2000 Communications Handbook - Soliton
Series 2000 Communications Handbook - Soliton
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MODBUS and JBUS Protocol<strong>Series</strong> <strong>2000</strong> <strong>Communications</strong> <strong>Handbook</strong>3.14. READ N WORDSFunction code: 03 or 04, (03h or 04h)Command:Device addressFunction code03 or 04Address offirst wordNumber of wordsto readCRC1 byte 1 byte MSB LSB MSB LSB MSB LSBThe maximum number of words that may be read is 125 for 2400 <strong>Series</strong>instruments and 32 for the 2200Reply:DeviceaddressFunctioncodeNumber ofbytes readValue of the firstword.... Value of thelast wordCRC03 or 041 byte 1 byte 1 byte MSB LSB .... MSB LSB MSB LSBExample: From <strong>2000</strong> <strong>Series</strong> slave at device address 2, read 2 words from parameter address 1(Process Variable and Target Setpoint).3-16 <strong>Series</strong> <strong>2000</strong> <strong>Communications</strong> <strong>Handbook</strong> Part No HA026230 Issue 2.0 Feb-00
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