LEFM 200 Modbus User Manual IB0147 Rev. 8
December 2010 Page 39 Section 5
5.2 Polling Floating Point Registers
The following example shows a Modbus data transaction for an Input Register Floating Point
value between a Modbus Master and a 200 Series Electronic Unit as Slave ID 2. The Modbus
transaction request the Floating Point type Input Register(s) for flow. This corresponds to IR38
(and 39) as a floating point value. The 200 Series Electronics returns a value of 305.9034.
Master Polling Device:
Trapped Serial Data:
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