2. Preparation
8
TI 01W01A56-01EN
2.1.4
Planning Modbus Register Mapping
When using Modbus communication between the Management Station and control system in
order to communicate process value and diagnostic information, this task needs to be performed.
In this setup example, configure the Modbus registers as shown below. (See Appendix1 for ad-
ditional information)
Table. 4 Modbus setting
Absolute Address
Input Register
Number
Allocation
Data Type (words)
30001
0
Status
Unsigned16 (x 1)
30002~30003
1~2
DIAG_STATUS
Unsigned32 (x 2)
30004
3
Data Status
Unsigned16 (x 1)
30005~30006
4~5
PV
Float (x 2)
30007
6
Data Status
[*1]
Unsigned16 (x 1)
30008~30015
7~14
GW_STATUS
Unsigned16 (x 8)
30016
15
Data Status
[*1]
Unsigned16 (x 1)
30017~30024
16~23
BBR_STATUS
Unsigned16 (x 8)
30025
24
Data Status
[*1]
Unsigned16 (x 1)
30026~30033
25~32
DEV_STATUS
Unsigned16 (x 1)
Integer16 (x 1)
Unsigned16 (x 6)
Mar. 31, 2014-00