HNC Electric HV350 Series, User Manual

Page: 111 / 125

HV350 Mini Frequency Inverter User Manual
110
=0
，
forward jog stop
bit3 =1
，
reverse jog start
=0
，
reverse jog stop
bit4 0-
》
1
，
Fault reset command
bit5 reserved
bit6 =1
，
free stop command
=0
，
no command
bit7 =1
，
decrease stop command
=0
，
no command
BYTE8
reserved
ED
End byte A0H
，
one byte
SUM
Xor check
Xor form BYTE1
to
BYTE9
2. A message from the inverter to the computer
BYTE0 BYTE1 BYTE2 BYTE3 BYTE4 BYTE5 BYTE6 BYTE7 BYTE8 BYTE9 BYTE10
HD AD CT OP DT ST ED SUM
Item Byte name Detail
HD
Start byte 02H
，
one byte
IN
address Inverter address
，
one byte
，
0 is broadcast address
CT
Parameter operation status One bye
0
：
success
1
：
data received is exceed the range
2
：
address is exceed the range
3
：
data can not be modified while inverter is running
4
：
data is read only, can not be modified
OP
Parameter number Parameter number
，
two bytes
，BYTE3
is lower byte
，BYTE4
is higher
byte
DT
Parameter value Parameter value
，
two bytes
，BYTE5
is lower byte
，BYTE6
is higher
byte
ST Status word Status word of the inverter
，
two bytes
，
BYTE7 is lower
byte
，
BYTE8 is higher byte.
Bits of BYTE7
are defined as following:
bit0 =1
，
forward run
=0
，
reserse run
bit1 =1
，
inverter fault
=0
，
inverter no fault