
Appendix B Communication Protocol
Shenzhen Hpmont Technology Co., Ltd
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160
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HD20 Series Inverters User Manual
2) Status parameter
Inverter status parameter intergroup index is as following table:
Register
address
Parameter name
Register
address
Parameter name
0x3300
Inverter’s series
0x330E
Setting frequency
0x3301
Software version of the U1
0x330F
Reference frquency (after Acc./Dec.)
0x3302
Software version of the I1
0x3310
Output frequency
0x3303
Special software version of the U1
0x3311
Setting speed
0x3304
Special software version of the I1
0x3312
Running speed
0x3305
Software version of the display panel
0x3314
Output voltage
0x3306
Custom series No.
0x3315
Output current
0x3307
Units: the present motor
0: Motor 1
1: Motor 2
Tens: control modes
0: V/f control without PG
1: Reversed
2: Vector control without PG
0x3317
Output torque
0x3318
Output power
0x3319
DC bus voltage
0x331A
Input voltage of display panel of
potentiometer
0x331B
AI1 input voltage
0x331C
AI1 input voltage (after disposal)
0x331D
AI2 input voltage
0x331E
AI2 input voltage (after disposal)
0x3308
Inverter’s rated current
0x3323
DI6 terminal pulse input frequency
0x330A
Units:
Bit0: Inverter fault
Bit1: Run/stop
Bit2: Forward/reverse
Bit3: Zero speed to run
Tens:
Bit0&1: Acc./ Dec./ constant
Bit2: Reversed
Bit3: DC braking (includes starting DC
braking and stop DC braking)
Hundreds:
Bit0: Parameter auto-tuning
Bit1: Reversed
Bit2: Speed limitation
Bit3: Reversed
Thousands:
Bit0: Stall overvoltage
Bit1: Stall overcurrent
Bit2: Reversed
Bit3: Reversed
0x3324
AO1 output
0x3325
AO2 output
0x3326
High-speed output pulse frequency
0x3327
Heatsink temperature
0x332C
Process PID reference
0x332D
Process PID feedback
0x332E
Process PID error
0x332F
Process PID integral
0x3330
Process PID output
0x3331
External counting value
0x3332
Input terminal status
0x3333
Output terminal status
0x3334
MODBUS communication status
0x3335
Actual length
0x3336
Total length
0x3337
Total time at power on (hour)
0x3338
Total time at running (hour)
0x3339
High byte of motor total energy
0x333A
Low byte of motor total energy
0x333B
High byte of this running energy
0x330B
Master setting frequency source
0x333C
Low byte of this running energy