Code Meaning reason
01 forbidden function
The function is not serviced by the
controller
02 forbidden data address The register address is beyond the range
03 forbidden data value
The register value is beyond the range or
the register is only to readout.
Range of
addresses
Type of values Description
4000 – 4149 Integer
(16 Bits)
The value is situated in a
16-bit register
4150 – 5899 Integer
(16 Bits)
The value is situated in a
16-bit register
7000 – 7099 fl oat
(2x16 Bits)
The value is situated in two successi-
ve 16-bit registers; Registers only for
readout
7500 – 7599 fl oat (32 Bits) The value is situated in two successi-
ve 32-bit registers; Registers only for
readout
14.2. Error Codes
If the controller receives a request with a transmission
or checksum error, the request will be ignored. For a request syntheti-
cally correct but with incorrect values, the controller will send an answer
including the error code.
Possible error codes and their meanings are presented in the table 9.
Error codes
Table 9
14.3. Register Map
Map of register groups Table 10