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H-3553 Compact Combo Bubbler System Users Guide ... - WaterLOG

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Chapter 5 | Modbus Operation H-<strong>3553</strong><br />

Example #2: Write Multiple Registers Command:<br />

Format: “aabbccccddddeeffffgggg”<br />

Where: aa = 1 byte Modbus address<br />

bb = 1 byte function code<br />

cccc = 2 byte start address<br />

dddd = 2 byte quantity of registers<br />

ee = byte count<br />

ffff = 2 byte data value<br />

gggg = 2 byte crc value<br />

Page | 28<br />

Example: 011000010001022000BE41

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