10
0=4800; 1=9600;
2=19200
Integer
102
Parity (Default: 0)
0=None; 1=Odd;
2=Even
0
16
Read/Write
Unsigned
Integer
103
Stop bits.
1 (only stop bit 1
setting is allowed)
1
16
Read/Write
Unsigned
Integer
104
Temperature Units
(Default: 0)
0 =
o
C; 1 =
o
K; 2 =
o
F
0
16
Read/Write
Unsigned
Integer
105
Save configuration
parameters *
1
16
Write only
Unsigned
Integer
Device Manufacturing Details- Read only
110
Device Model No:
=0 - MBMet500-AB
=1 - MBMet500-BB
=2 - MBMet500-CB
=3 - MBMet500-DB
-
16
Read only
Unsigned
Integer
111
Hardware Version
-
16
Read only
Unsigned
Integer
112
Software Version
-
16
Read only
Unsigned
Integer
113
Manufacture Year
-
16
Read only
Unsigned
Integer
114
Device Serial number
-
16
Read only
Unsigned
Integer
Table: 7.1 – MODBUS registers
Note:
*
To save the communication parameters, write ‘1’ in the register else the settings will
not be saved.
7.2
Configuration of MODBUS Communication Parameters
Example is provided below for setting required communication parameters.
Modbus ID: 10
Baud rate: 19200
Parity: Even
Stop Bit: 2
Step-1
: Connect the SmartBox to the Modbus Master Software with the default settings.
Step-2
: Set the following in the MODBUS Master:
Function:
Write Multiple Registers
Starting Address:
100
Number of registers: 5