CIRCUTOR DHB Series - Manual (Page 28)

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Table 4
Range
of addresses
Value type Description
4000-4100 integer (16 bitów) Value placed in a 16-bit register.
7000-7199 float (32 bity)
Value placed in two successive
16-bit registers. Registers include
the same data as 32-bit register
from the area 7500. Registers are
only for readout.
7200-7400 float (32 bity)
Value placed in two successive
16-bit registers. Registers include
the same data as 32-bit register
from the area 7600. Registers can
be read out and written.
7500-7599 float (32 bity)
Value placed in a 32-bit register.
Registers are only for readout.
7600-7700 float (32 bity)
Value placed in a 32-bit register.
Registers can be read out and
written.
6.3. Register Map of the DHB-3xx Meter
Code Meaning
03 Readout of n-registers
06 Readout of single register
16 Write of n-registers
17 Identification of the slave device.
Following functions of the MODBUS protocol hale been implemented
in the DHB-3xx meter:
Table 3