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Chapter 7 Modbus Communication Protocol
AC drive fault code
Communication
given upper frequency
Communication
torque setting
Torque
control
forward
maximum
frequency limit
Torque
control
reverse
maximum
frequency limit
PID giving
PID feedback
Voltage
and
frequency
separation
voltage value setting
Fault marker 1~16
Fault marker 17~32
Fault marker 33~48
Fault marker 49~64
AC drive special
status
ACH200 Series High Voltage Variable Frequency Speed Control System Operating Manual
status
0:
Bit1
accelerated
state
0:
Bit2
deceleration
state
Bit3
0: Positive
0: Trouble-
Bit4
free
0:
Bit5
normal
0:
Bit6
warning
0: Power-up
Bit7
not
completed
AC drive current fault code (see
0x3003or
0x2003
fault code table) ）
0x3004 or
0~32000
0x2004
0.00Hz~320.00Hz
0x3005 or
0~1000
0x2005
0.0%~100.0%
0x3006 or
0~1000
0x2006
0.0%~100.0%
0x3007 or
0~1000
0x2007
0.0%~100.0%
0x3008 or
0~1000
0x2008
0.0%~100.0%
0x3009 or
0~1000
0x2009
0.0%~100.0%
0x300A or
0~1000
0x200A
0.0%~100.0%
0x300B or
0~FFFF； bit0~bit15 Corresponding
0x200B
faults 1~16
0x300Cor
0~FFFF； bit0~bit15 Corresponding
0x200C
faults 17~32
0~FFFF； bit0~bit15 Corresponding
0x300D or
faults 33~48
0x200D
0x300E or
0~FFFF； bit0~bit14 Corresponding
0x200E
faults 49~63
0:
Bit0
Downtime
status
0x300F or
0x200F
0:
Bit1
accelerated
state
72
Non-
1:
Accelerated
state
Non-
1:
Deceleration
status
1: Reverse
1: AC drive
failure
1:
Faulty
slave
or
Slave
slave
in
emergency
stop
No
1: AC drive
warning
1: Power up
completed
Correspondence
Correspondence
Correspondence
Correspondence
Correspondence
Correspondence
Correspondence
1: Operation
Status
Non-
1:
Accelerated
state
R
R
W/R
W/R
W/R
W/R
W/R
W/R
W/R
R
R
R
R
R
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