Hitachi X200-002SFE/NFU Instruction Manuals page 239

B−12
The data set in the response is as follows:
When the Read Holding Register command cannot be executed normally, refer to the
exception response.
Write in Coil [05h]:
This function writes data in a single coil. Coil status changes are as follows:
An example follows (note that to command the inverter, set A002=03):
• Sending a RUN command to an inverter having slave address "8"
• This example writes in coil number "1."
Query:
Note 1:
Note 2:
When writing in a selected coil fails, see the exception response.
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Response Buffer
Register Number 12+0 (high
order)
Register Data
Trip data Trip factor (E03)
Response Buffer
Register Number 12+3 (high
order)
Register Data 00h
Trip data
Data
Change data (high order)
Change data (low order)
No. Field Name
1 Slave address *1
2 Function code
3 Coil start address *2
(high order)
4 Coil start address *2
(low order)
5 Change data
(high order)
6 Change data
(low order)
7 CRC-16 (high order)
8 CRC-16 (low order)
No response is made for a broadcasting query.
The PDU Coils are addressed starting at zero. Therefore coils numbered 1-31
are addressed as 0-30. Coil address value (transmitted on Modbus line) is 1
less than the Coil Number.
ManualsBase.com
4-5
12+0 12+1
(low (high
order) order)
0003h 00h
Not used
10-11 12-13
12+3 12+4
(low (high
order) order)
00h 001Eh
Not used Output current (3.0A)
Coil Status
OFF to ON
FFh
00h
Response:
Example
No. Field Name
(Hex)
08 1 Slave address
05 2 Function code
00 3 Coil start address *2
(high order)
00 4 Coil start address *2
(low order)
FF 5 Change data
(high order)
00 6 Change data
(low order)
8C 7 CRC-16 (high order)
A3 8 CRC-16 (low order)
6-7 8-9
12+1 (low 12+2
order) (high
order)
00h 0063h
Frequency (9.9Hz)
14-15
12+4 (low 12+5
order) (high
order)
011Ch
DC-bus voltage (284V)
ON to OFF
00h
00h
Example
(Hex)
08
05
00
00
FF
00
8C
A3
12+2 (low
order)
12+5 (low
order)