Modbus
168
16384
4
clk
Yes
Yes
Request start time
“ Data format
example” (page 174)
HISTORY
(MEASURE
VALUE)
16388
4
clk
Yes
Yes
Request completion time
“ Data format
example” (page 174)
16392
1
short
Yes
Yes
Request element
“ Data definition sheet”
(page 177)
16393
1
short
Yes
No
Unused area
Reading: Constantly 0
Writing: Ignored
16394
1
short
Yes
No
Unused area
Reading: Constantly 0
Writing: Ignored
16395
1
short
Yes
No
Request status
0: No response
1: Initialization
2: Next data
3: Same data
Note: When 1 is
written, the data that
fall within the request
time range are
searched for within
new data and then
recorded.
When the data area is
read after 2 has been
written, the
subsequent data that
fall within the request
time range are
recorded and then
acknowledged.
When the data area is
read after 3 has been
written, the currently
memorized data are
acknowledged.
If there are no data,
FF is set.
16396
35
mes_d
at
Yes
No
Measurement value history 01
“ Data format
example” (page 174)
16896
4
clk
Yes
Yes
Request start time
“ Data format
example” (page 174)
HISTORY
(HOUR
REPORT)
16900
4
clk
Yes
Yes
Request completion time
“ Data format
example” (page 174)
16904
1
short
Yes
Yes
Request line
Line number
16905
1
short
Yes
Yes
Request element
“ Data definition sheet”
(page 177)
16906
1
short
Yes
No
Unused area
Reading: Constantly 0
Writing: Ignored
16907
1
short
Yes
No
Request status
0: No response, 1:
Initialization, 2:
Subsequent data, 3:
Same data
16908
20
hour_r
ep_dat
Yes
No
Hour report history 01
“ Data format
example” (page 174)
Register
Modbus
address
Length
Data
format
Read Write
Item name
Read/write content
Classification
