Hitachi S1 Series Basic Manual page 191

S1 series standard inverter
MSB of data writing address
LSB of data writing address
MSB of to-be-written data
LSB of to-be-written data
LSB of CRC
MSB of CRC
RTU slave response (transmitted by the inverter to the master)
MSB of data writing address
LSB of data writing address
MSB of to-be-written data
LSB of to-be-written data
LSB of CRC
MSB of CRC
9.4.3 Command code: 08H, diagnosis
Sub-function code description
Sub-function code
For example, to query about the circuit detection information about the inverter whose address is 01H,
the query and return strings are the same, and the format is described in the following tables.
RTU master command
MSB of the sub-function code
LSB of the sub-function code
MSB of data
LSB of data
LSB of CRC CHK
MSB of CRC CHK
END
START
ADDR
CMD
END
0000
START
ADDR
CMD
END
T1-T2-T3-T4 (transmission time of 3.5 bytes)
T1-T2-T3-T4 (transmission time of 3.5 bytes)
T1-T2-T3-T4 (transmission time of 3.5 bytes)
Return data based on query requests
T1-T2-T3-T4 (transmission time of 3.5 bytes)
T1-T2-T3-T4 (transmission time of 3.5 bytes)
-186-
00H
04H
13H
88H
C5H
6EH
02H
06H
00H
04H
13H
88H
C5H
6EH
Description
01H
08H
00H
00H
12H
ABH
ADH
14H