Emerson Micro Motion 3711 Configuration And Use Manual page 150

Modbus Interface
Table 12-5 Datatype conversion codes
Conversion type
No Conversion
Float to Integer
Integer to Float
Character to Integer
Integer to Character
Long to Integer
Integer to Long
Float to Integer
Integer to Float
Float to Byte
Byte to Float
Float to Long
Long to Float
Float to Byte
(unsigned character)
Float to Unsigned
Integer
Float to Unsigned
Long Integer
No Conversion
142
Conversion Float scale
code used
0 N/A
1 1
2 2
3 3
4 4
5 5
6 6
7 7
8 8
17 1
18 2
19 3
20 4
21 5
22 6
23 7
24 8
33 N/A
34 N/A
35 N/A
36 N/A
39 None
40 None
41 None
42 None
43 None
44 None
45 N/A
46 N/A
47 N/A
48 N/A
Modbus
function Comments
All For floating-point values, if Byte Order is set
to LSB, returns the following:
• Register xxxx: Byte 3, byte 2, byte 1,
byte 0
If Byte Order is set to MSB, returns the
following:
• Register xxxx: Byte 0, byte 1, byte 2,
byte 3
03, 04 Applies to Model 3711 data sent to the host.
03, 04
03, 04
03, 04
03, 04
03, 04
03, 04
03, 04
06, 16 Applies to integer data received at the
Model 3711.
06, 16
If no fractional part is coming through on
06, 16
conversion from integer to float, use a float
06, 16
conversion that more closely fits the range
of integer to be converted, such as float
06, 16
range 0 to 10 instead of 0 to 1000.
06, 16
06, 16
06, 16
03, 04 Applies to Model 3711 data sent to the host.
06, 16 Applies to data received at the Model 3711.
03, 04 Applies to Model 3711 data sent to the host.
06, 16 Applies to data received at the Model 3711.
03, 04 Applies to Model 3711 data sent to the host.
03, 04, 06, 16 Applies to data received at the Model 3711.
03, 04 Applies to Model 3711 data sent to the host.
03, 04, 06, 16 Applies to data received at the Model 3711.
03, 04 Applies to Model 3711 data sent to the host.
03, 04, 06, 16 Applies to data received at the Model 3711.
06, 16 Applies to data received at the Model 3711.
06, 16
06, 16
N/A N/A
Micro Motion
®
Model 3711 Gas Flow Computers